Generated by Cython 3.0.5

Yellow lines hint at Python interaction.
Click on a line that starts with a "+" to see the C code that Cython generated for it.

Raw output: dataframe.pxi

 0001: # See: dataframe.md for technical overview.
 0002: 
+0003: cdef struct auto_flush_t:
struct __pyx_t_7questdb_7ingress_auto_flush_t {
  struct line_sender *sender;
  size_t watermark;
};
 0004:     line_sender* sender
 0005:     size_t watermark
 0006: 
 0007: 
+0008: cdef auto_flush_t auto_flush_blank() noexcept nogil:
static struct __pyx_t_7questdb_7ingress_auto_flush_t __pyx_f_7questdb_7ingress_auto_flush_blank(void) {
  struct __pyx_t_7questdb_7ingress_auto_flush_t __pyx_v_af;
  struct __pyx_t_7questdb_7ingress_auto_flush_t __pyx_r;
/* … */
  /* function exit code */
  __pyx_L0:;
  return __pyx_r;
}
 0009:     cdef auto_flush_t af
+0010:     af.sender = NULL
  __pyx_v_af.sender = NULL;
+0011:     af.watermark = 0
  __pyx_v_af.watermark = 0;
+0012:     return af
  __pyx_r = __pyx_v_af;
  goto __pyx_L0;
 0013: 
 0014: 
+0015: cdef struct col_chunks_t:
struct __pyx_t_7questdb_7ingress_col_chunks_t {
  size_t n_chunks;
  struct ArrowArray *chunks;
};
 0016:     size_t n_chunks
 0017:     ArrowArray* chunks  # We calloc `n_chunks + 1` of these.
 0018: 
 0019: 
+0020: cdef struct col_cursor_t:
struct __pyx_t_7questdb_7ingress_col_cursor_t {
  struct ArrowArray *chunk;
  size_t chunk_index;
  size_t offset;
};
 0021:     ArrowArray* chunk  # Current chunk.
 0022:     size_t chunk_index
 0023:     size_t offset  # i.e. the element index (not byte offset)
 0024: 
 0025: 
+0026: cdef enum col_target_t:
enum __pyx_t_7questdb_7ingress_col_target_t {
  __pyx_e_7questdb_7ingress_col_target_skip = 0,
  __pyx_e_7questdb_7ingress_col_target_table = 1,
  __pyx_e_7questdb_7ingress_col_target_symbol = 2,
  __pyx_e_7questdb_7ingress_col_target_column_bool = 3,
  __pyx_e_7questdb_7ingress_col_target_column_i64 = 4,
  __pyx_e_7questdb_7ingress_col_target_column_f64 = 5,
  __pyx_e_7questdb_7ingress_col_target_column_str = 6,
  __pyx_e_7questdb_7ingress_col_target_column_ts = 7,
  __pyx_e_7questdb_7ingress_col_target_at = 8
};
 0027:     col_target_skip = 0
 0028:     col_target_table = 1
 0029:     col_target_symbol = 2
 0030:     col_target_column_bool = 3
 0031:     col_target_column_i64 = 4
 0032:     col_target_column_f64 = 5
 0033:     col_target_column_str = 6
 0034:     col_target_column_ts = 7
 0035:     col_target_at = 8
 0036: 
 0037: 
 0038: cdef dict _TARGET_NAMES = {
+0039:     col_target_t.col_target_skip: "skipped",
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  __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
+0040:     col_target_t.col_target_table: "table name",
  __pyx_t_3 = __Pyx_PyInt_From_enum____pyx_t_7questdb_7ingress_col_target_t(__pyx_e_7questdb_7ingress_col_target_table); if (unlikely(!__pyx_t_3)) __PYX_ERR(1, 40, __pyx_L1_error)
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+0041:     col_target_t.col_target_symbol: "symbol",
  __pyx_t_3 = __Pyx_PyInt_From_enum____pyx_t_7questdb_7ingress_col_target_t(__pyx_e_7questdb_7ingress_col_target_symbol); if (unlikely(!__pyx_t_3)) __PYX_ERR(1, 41, __pyx_L1_error)
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+0042:     col_target_t.col_target_column_bool: "boolean",
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+0043:     col_target_t.col_target_column_i64: "integer",
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+0044:     col_target_t.col_target_column_f64: "float",
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+0045:     col_target_t.col_target_column_str: "string",
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  __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
+0046:     col_target_t.col_target_column_ts: "timestamp",
  __pyx_t_3 = __Pyx_PyInt_From_enum____pyx_t_7questdb_7ingress_col_target_t(__pyx_e_7questdb_7ingress_col_target_column_ts); if (unlikely(!__pyx_t_3)) __PYX_ERR(1, 46, __pyx_L1_error)
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  __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
+0047:     col_target_t.col_target_at: "designated timestamp",
  __pyx_t_3 = __Pyx_PyInt_From_enum____pyx_t_7questdb_7ingress_col_target_t(__pyx_e_7questdb_7ingress_col_target_at); if (unlikely(!__pyx_t_3)) __PYX_ERR(1, 47, __pyx_L1_error)
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  __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
  __Pyx_XGOTREF(__pyx_v_7questdb_7ingress__TARGET_NAMES);
  __Pyx_DECREF_SET(__pyx_v_7questdb_7ingress__TARGET_NAMES, ((PyObject*)__pyx_t_2));
  __Pyx_GIVEREF(__pyx_t_2);
  __pyx_t_2 = 0;
 0048: }
 0049: 
 0050: 
+0051: cdef enum col_source_t:
enum __pyx_t_7questdb_7ingress_col_source_t {
  __pyx_e_7questdb_7ingress_col_source_nulls = 0,
  __pyx_e_7questdb_7ingress_col_source_bool_pyobj = 0x18AEC,
  __pyx_e_7questdb_7ingress_col_source_bool_numpy = 0x18E70,
  __pyx_e_7questdb_7ingress_col_source_bool_arrow = 0x19258,
  __pyx_e_7questdb_7ingress_col_source_int_pyobj = 0x3118C,
  __pyx_e_7questdb_7ingress_col_source_u8_numpy = 0x31510,
  __pyx_e_7questdb_7ingress_col_source_i8_numpy = 0x318F8,
  __pyx_e_7questdb_7ingress_col_source_u16_numpy = 0x31CE0,
  __pyx_e_7questdb_7ingress_col_source_i16_numpy = 0x320C8,
  __pyx_e_7questdb_7ingress_col_source_u32_numpy = 0x324B0,
  __pyx_e_7questdb_7ingress_col_source_i32_numpy = 0x32898,
  __pyx_e_7questdb_7ingress_col_source_u64_numpy = 0x32C80,
  __pyx_e_7questdb_7ingress_col_source_i64_numpy = 0x33068,
  __pyx_e_7questdb_7ingress_col_source_u8_arrow = 0x33450,
  __pyx_e_7questdb_7ingress_col_source_i8_arrow = 0x33838,
  __pyx_e_7questdb_7ingress_col_source_u16_arrow = 0x33C20,
  __pyx_e_7questdb_7ingress_col_source_i16_arrow = 0x34008,
  __pyx_e_7questdb_7ingress_col_source_u32_arrow = 0x343F0,
  __pyx_e_7questdb_7ingress_col_source_i32_arrow = 0x347D8,
  __pyx_e_7questdb_7ingress_col_source_u64_arrow = 0x34BC0,
  __pyx_e_7questdb_7ingress_col_source_i64_arrow = 0x34FA8,
  __pyx_e_7questdb_7ingress_col_source_float_pyobj = 0x4982C,
  __pyx_e_7questdb_7ingress_col_source_f32_numpy = 0x49BB0,
  __pyx_e_7questdb_7ingress_col_source_f64_numpy = 0x49F98,
  __pyx_e_7questdb_7ingress_col_source_f32_arrow = 0x4A380,
  __pyx_e_7questdb_7ingress_col_source_f64_arrow = 0x4A768,
  __pyx_e_7questdb_7ingress_col_source_str_pyobj = 0x61ECC,
  __pyx_e_7questdb_7ingress_col_source_str_arrow = 0x62250,
  __pyx_e_7questdb_7ingress_col_source_str_i8_cat = 0x62638,
  __pyx_e_7questdb_7ingress_col_source_str_i16_cat = 0x62A20,
  __pyx_e_7questdb_7ingress_col_source_str_i32_cat = 0x62E08,
  __pyx_e_7questdb_7ingress_col_source_dt64ns_numpy = 0x7A508,
  __pyx_e_7questdb_7ingress_col_source_dt64ns_tz_arrow = 0x7A8F0
};
 0052:     # Note: Hundreds digit set to 1 if GIL is required.
 0053:     col_source_nulls =                0
 0054:     col_source_bool_pyobj =      101100
 0055:     col_source_bool_numpy =      102000
 0056:     col_source_bool_arrow =      103000
 0057:     col_source_int_pyobj =       201100
 0058:     col_source_u8_numpy =        202000
 0059:     col_source_i8_numpy =        203000
 0060:     col_source_u16_numpy =       204000
 0061:     col_source_i16_numpy =       205000
 0062:     col_source_u32_numpy =       206000
 0063:     col_source_i32_numpy =       207000
 0064:     col_source_u64_numpy =       208000
 0065:     col_source_i64_numpy =       209000
 0066:     col_source_u8_arrow =        210000
 0067:     col_source_i8_arrow =        211000
 0068:     col_source_u16_arrow =       212000
 0069:     col_source_i16_arrow =       213000
 0070:     col_source_u32_arrow =       214000
 0071:     col_source_i32_arrow =       215000
 0072:     col_source_u64_arrow =       216000
 0073:     col_source_i64_arrow =       217000
 0074:     col_source_float_pyobj =     301100
 0075:     col_source_f32_numpy =       302000
 0076:     col_source_f64_numpy =       303000
 0077:     col_source_f32_arrow =       304000
 0078:     col_source_f64_arrow =       305000
 0079:     col_source_str_pyobj =       401100
 0080:     col_source_str_arrow =       402000
 0081:     col_source_str_i8_cat =      403000
 0082:     col_source_str_i16_cat =     404000
 0083:     col_source_str_i32_cat =     405000
 0084:     col_source_dt64ns_numpy =    501000
 0085:     col_source_dt64ns_tz_arrow = 502000
 0086: 
 0087: 
+0088: cdef bint col_source_needs_gil(col_source_t source) noexcept nogil:
static int __pyx_f_7questdb_7ingress_col_source_needs_gil(enum __pyx_t_7questdb_7ingress_col_source_t __pyx_v_source) {
  int __pyx_r;
/* … */
  /* function exit code */
  __pyx_L0:;
  return __pyx_r;
}
 0089:     # Check if hundreds digit is 1.
+0090:     return <int>source // 100 % 10 == 1
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  goto __pyx_L0;
 0091: 
 0092: 
 0093: cdef set _STR_SOURCES = {
+0094:     col_source_t.col_source_str_pyobj,
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+0096:     col_source_t.col_source_str_i8_cat,
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 0099: }
 0100: 
 0101: 
 0102: cdef dict _PYOBJ_SOURCE_DESCR = {
+0103:     col_source_t.col_source_bool_pyobj: "bool",
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+0104:     col_source_t.col_source_int_pyobj: "int",
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+0105:     col_source_t.col_source_float_pyobj: "float",
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 0107: }
 0108: 
 0109: 
 0110: cdef dict _TARGET_TO_SOURCES = {
+0111:     col_target_t.col_target_skip: {
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+0112:         col_source_t.col_source_nulls,
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 0221:         col_target_t.col_target_symbol + col_source_t.col_source_str_i16_cat
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 0223:         col_target_t.col_target_symbol + col_source_t.col_source_str_i32_cat
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 0225:     col_dispatch_code_column_bool__bool_pyobj = \
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 0240:     col_dispatch_code_column_i64__i16_numpy = \
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 0246:     col_dispatch_code_column_i64__u64_numpy = \
 0247:         col_target_t.col_target_column_i64 + col_source_t.col_source_u64_numpy
 0248:     col_dispatch_code_column_i64__i64_numpy = \
 0249:         col_target_t.col_target_column_i64 + col_source_t.col_source_i64_numpy
 0250:     col_dispatch_code_column_i64__u8_arrow = \
 0251:         col_target_t.col_target_column_i64 + col_source_t.col_source_u8_arrow
 0252:     col_dispatch_code_column_i64__i8_arrow = \
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 0255:         col_target_t.col_target_column_i64 + col_source_t.col_source_u16_arrow
 0256:     col_dispatch_code_column_i64__i16_arrow = \
 0257:         col_target_t.col_target_column_i64 + col_source_t.col_source_i16_arrow
 0258:     col_dispatch_code_column_i64__u32_arrow = \
 0259:         col_target_t.col_target_column_i64 + col_source_t.col_source_u32_arrow
 0260:     col_dispatch_code_column_i64__i32_arrow = \
 0261:         col_target_t.col_target_column_i64 + col_source_t.col_source_i32_arrow
 0262:     col_dispatch_code_column_i64__u64_arrow = \
 0263:         col_target_t.col_target_column_i64 + col_source_t.col_source_u64_arrow
 0264:     col_dispatch_code_column_i64__i64_arrow = \
 0265:         col_target_t.col_target_column_i64 + col_source_t.col_source_i64_arrow
 0266: 
 0267:     col_dispatch_code_column_f64__float_pyobj = \
 0268:         col_target_t.col_target_column_f64 + col_source_t.col_source_float_pyobj
 0269:     col_dispatch_code_column_f64__f32_numpy = \
 0270:         col_target_t.col_target_column_f64 + col_source_t.col_source_f32_numpy
 0271:     col_dispatch_code_column_f64__f64_numpy = \
 0272:         col_target_t.col_target_column_f64 + col_source_t.col_source_f64_numpy
 0273:     col_dispatch_code_column_f64__f32_arrow = \
 0274:         col_target_t.col_target_column_f64 + col_source_t.col_source_f32_arrow
 0275:     col_dispatch_code_column_f64__f64_arrow = \
 0276:         col_target_t.col_target_column_f64 + col_source_t.col_source_f64_arrow
 0277: 
 0278:     col_dispatch_code_column_str__str_pyobj = \
 0279:         col_target_t.col_target_column_str + col_source_t.col_source_str_pyobj
 0280:     col_dispatch_code_column_str__str_arrow = \
 0281:         col_target_t.col_target_column_str + col_source_t.col_source_str_arrow
 0282:     col_dispatch_code_column_str__str_i8_cat = \
 0283:         col_target_t.col_target_column_str + col_source_t.col_source_str_i8_cat
 0284:     col_dispatch_code_column_str__str_i16_cat = \
 0285:         col_target_t.col_target_column_str + col_source_t.col_source_str_i16_cat
 0286:     col_dispatch_code_column_str__str_i32_cat = \
 0287:         col_target_t.col_target_column_str + col_source_t.col_source_str_i32_cat
 0288: 
 0289:     col_dispatch_code_column_ts__dt64ns_numpy = \
 0290:         col_target_t.col_target_column_ts + col_source_t.col_source_dt64ns_numpy
 0291:     col_dispatch_code_column_ts__dt64ns_tz_arrow = \
 0292:         col_target_t.col_target_column_ts + \
 0293:         col_source_t.col_source_dt64ns_tz_arrow
 0294: 
 0295:     col_dispatch_code_at__dt64ns_numpy = \
 0296:         col_target_t.col_target_at + col_source_t.col_source_dt64ns_numpy
 0297:     col_dispatch_code_at__dt64ns_tz_arrow = \
+0298:         col_target_t.col_target_at + col_source_t.col_source_dt64ns_tz_arrow
  __pyx_e_7questdb_7ingress_col_dispatch_code_skip_nulls = (__pyx_e_7questdb_7ingress_col_target_skip + __pyx_e_7questdb_7ingress_col_source_nulls),
  __pyx_e_7questdb_7ingress_col_dispatch_code_table__str_pyobj = (__pyx_e_7questdb_7ingress_col_target_table + __pyx_e_7questdb_7ingress_col_source_str_pyobj),
  __pyx_e_7questdb_7ingress_col_dispatch_code_table__str_arrow = (__pyx_e_7questdb_7ingress_col_target_table + __pyx_e_7questdb_7ingress_col_source_str_arrow),
  __pyx_e_7questdb_7ingress_col_dispatch_code_table__str_i8_cat = (__pyx_e_7questdb_7ingress_col_target_table + __pyx_e_7questdb_7ingress_col_source_str_i8_cat),
  __pyx_e_7questdb_7ingress_col_dispatch_code_table__str_i16_cat = (__pyx_e_7questdb_7ingress_col_target_table + __pyx_e_7questdb_7ingress_col_source_str_i16_cat),
  __pyx_e_7questdb_7ingress_col_dispatch_code_table__str_i32_cat = (__pyx_e_7questdb_7ingress_col_target_table + __pyx_e_7questdb_7ingress_col_source_str_i32_cat),
  __pyx_e_7questdb_7ingress_col_dispatch_code_symbol__str_pyobj = (__pyx_e_7questdb_7ingress_col_target_symbol + __pyx_e_7questdb_7ingress_col_source_str_pyobj),
  __pyx_e_7questdb_7ingress_col_dispatch_code_symbol__str_arrow = (__pyx_e_7questdb_7ingress_col_target_symbol + __pyx_e_7questdb_7ingress_col_source_str_arrow),
  __pyx_e_7questdb_7ingress_col_dispatch_code_symbol__str_i8_cat = (__pyx_e_7questdb_7ingress_col_target_symbol + __pyx_e_7questdb_7ingress_col_source_str_i8_cat),
  __pyx_e_7questdb_7ingress_col_dispatch_code_symbol__str_i16_cat = (__pyx_e_7questdb_7ingress_col_target_symbol + __pyx_e_7questdb_7ingress_col_source_str_i16_cat),
  __pyx_e_7questdb_7ingress_col_dispatch_code_symbol__str_i32_cat = (__pyx_e_7questdb_7ingress_col_target_symbol + __pyx_e_7questdb_7ingress_col_source_str_i32_cat),
  __pyx_e_7questdb_7ingress_col_dispatch_code_column_bool__bool_pyobj = (__pyx_e_7questdb_7ingress_col_target_column_bool + __pyx_e_7questdb_7ingress_col_source_bool_pyobj),
  __pyx_e_7questdb_7ingress_col_dispatch_code_column_bool__bool_numpy = (__pyx_e_7questdb_7ingress_col_target_column_bool + __pyx_e_7questdb_7ingress_col_source_bool_numpy),
  __pyx_e_7questdb_7ingress_col_dispatch_code_column_bool__bool_arrow = (__pyx_e_7questdb_7ingress_col_target_column_bool + __pyx_e_7questdb_7ingress_col_source_bool_arrow),
  __pyx_e_7questdb_7ingress_col_dispatch_code_column_i64__int_pyobj = (__pyx_e_7questdb_7ingress_col_target_column_i64 + __pyx_e_7questdb_7ingress_col_source_int_pyobj),
  __pyx_e_7questdb_7ingress_col_dispatch_code_column_i64__u8_numpy = (__pyx_e_7questdb_7ingress_col_target_column_i64 + __pyx_e_7questdb_7ingress_col_source_u8_numpy),
  __pyx_e_7questdb_7ingress_col_dispatch_code_column_i64__i8_numpy = (__pyx_e_7questdb_7ingress_col_target_column_i64 + __pyx_e_7questdb_7ingress_col_source_i8_numpy),
  __pyx_e_7questdb_7ingress_col_dispatch_code_column_i64__u16_numpy = (__pyx_e_7questdb_7ingress_col_target_column_i64 + __pyx_e_7questdb_7ingress_col_source_u16_numpy),
  __pyx_e_7questdb_7ingress_col_dispatch_code_column_i64__i16_numpy = (__pyx_e_7questdb_7ingress_col_target_column_i64 + __pyx_e_7questdb_7ingress_col_source_i16_numpy),
  __pyx_e_7questdb_7ingress_col_dispatch_code_column_i64__u32_numpy = (__pyx_e_7questdb_7ingress_col_target_column_i64 + __pyx_e_7questdb_7ingress_col_source_u32_numpy),
  __pyx_e_7questdb_7ingress_col_dispatch_code_column_i64__i32_numpy = (__pyx_e_7questdb_7ingress_col_target_column_i64 + __pyx_e_7questdb_7ingress_col_source_i32_numpy),
  __pyx_e_7questdb_7ingress_col_dispatch_code_column_i64__u64_numpy = (__pyx_e_7questdb_7ingress_col_target_column_i64 + __pyx_e_7questdb_7ingress_col_source_u64_numpy),
  __pyx_e_7questdb_7ingress_col_dispatch_code_column_i64__i64_numpy = (__pyx_e_7questdb_7ingress_col_target_column_i64 + __pyx_e_7questdb_7ingress_col_source_i64_numpy),
  __pyx_e_7questdb_7ingress_col_dispatch_code_column_i64__u8_arrow = (__pyx_e_7questdb_7ingress_col_target_column_i64 + __pyx_e_7questdb_7ingress_col_source_u8_arrow),
  __pyx_e_7questdb_7ingress_col_dispatch_code_column_i64__i8_arrow = (__pyx_e_7questdb_7ingress_col_target_column_i64 + __pyx_e_7questdb_7ingress_col_source_i8_arrow),
  __pyx_e_7questdb_7ingress_col_dispatch_code_column_i64__u16_arrow = (__pyx_e_7questdb_7ingress_col_target_column_i64 + __pyx_e_7questdb_7ingress_col_source_u16_arrow),
  __pyx_e_7questdb_7ingress_col_dispatch_code_column_i64__i16_arrow = (__pyx_e_7questdb_7ingress_col_target_column_i64 + __pyx_e_7questdb_7ingress_col_source_i16_arrow),
  __pyx_e_7questdb_7ingress_col_dispatch_code_column_i64__u32_arrow = (__pyx_e_7questdb_7ingress_col_target_column_i64 + __pyx_e_7questdb_7ingress_col_source_u32_arrow),
  __pyx_e_7questdb_7ingress_col_dispatch_code_column_i64__i32_arrow = (__pyx_e_7questdb_7ingress_col_target_column_i64 + __pyx_e_7questdb_7ingress_col_source_i32_arrow),
  __pyx_e_7questdb_7ingress_col_dispatch_code_column_i64__u64_arrow = (__pyx_e_7questdb_7ingress_col_target_column_i64 + __pyx_e_7questdb_7ingress_col_source_u64_arrow),
  __pyx_e_7questdb_7ingress_col_dispatch_code_column_i64__i64_arrow = (__pyx_e_7questdb_7ingress_col_target_column_i64 + __pyx_e_7questdb_7ingress_col_source_i64_arrow),
  __pyx_e_7questdb_7ingress_col_dispatch_code_column_f64__float_pyobj = (__pyx_e_7questdb_7ingress_col_target_column_f64 + __pyx_e_7questdb_7ingress_col_source_float_pyobj),
  __pyx_e_7questdb_7ingress_col_dispatch_code_column_f64__f32_numpy = (__pyx_e_7questdb_7ingress_col_target_column_f64 + __pyx_e_7questdb_7ingress_col_source_f32_numpy),
  __pyx_e_7questdb_7ingress_col_dispatch_code_column_f64__f64_numpy = (__pyx_e_7questdb_7ingress_col_target_column_f64 + __pyx_e_7questdb_7ingress_col_source_f64_numpy),
  __pyx_e_7questdb_7ingress_col_dispatch_code_column_f64__f32_arrow = (__pyx_e_7questdb_7ingress_col_target_column_f64 + __pyx_e_7questdb_7ingress_col_source_f32_arrow),
  __pyx_e_7questdb_7ingress_col_dispatch_code_column_f64__f64_arrow = (__pyx_e_7questdb_7ingress_col_target_column_f64 + __pyx_e_7questdb_7ingress_col_source_f64_arrow),
  __pyx_e_7questdb_7ingress_col_dispatch_code_column_str__str_pyobj = (__pyx_e_7questdb_7ingress_col_target_column_str + __pyx_e_7questdb_7ingress_col_source_str_pyobj),
  __pyx_e_7questdb_7ingress_col_dispatch_code_column_str__str_arrow = (__pyx_e_7questdb_7ingress_col_target_column_str + __pyx_e_7questdb_7ingress_col_source_str_arrow),
  __pyx_e_7questdb_7ingress_col_dispatch_code_column_str__str_i8_cat = (__pyx_e_7questdb_7ingress_col_target_column_str + __pyx_e_7questdb_7ingress_col_source_str_i8_cat),
  __pyx_e_7questdb_7ingress_col_dispatch_code_column_str__str_i16_cat = (__pyx_e_7questdb_7ingress_col_target_column_str + __pyx_e_7questdb_7ingress_col_source_str_i16_cat),
  __pyx_e_7questdb_7ingress_col_dispatch_code_column_str__str_i32_cat = (__pyx_e_7questdb_7ingress_col_target_column_str + __pyx_e_7questdb_7ingress_col_source_str_i32_cat),
  __pyx_e_7questdb_7ingress_col_dispatch_code_column_ts__dt64ns_numpy = (__pyx_e_7questdb_7ingress_col_target_column_ts + __pyx_e_7questdb_7ingress_col_source_dt64ns_numpy),
  __pyx_e_7questdb_7ingress_col_dispatch_code_column_ts__dt64ns_tz_arrow = (__pyx_e_7questdb_7ingress_col_target_column_ts + __pyx_e_7questdb_7ingress_col_source_dt64ns_tz_arrow),
  __pyx_e_7questdb_7ingress_col_dispatch_code_at__dt64ns_numpy = (__pyx_e_7questdb_7ingress_col_target_at + __pyx_e_7questdb_7ingress_col_source_dt64ns_numpy),
  __pyx_e_7questdb_7ingress_col_dispatch_code_at__dt64ns_tz_arrow = (__pyx_e_7questdb_7ingress_col_target_at + __pyx_e_7questdb_7ingress_col_source_dt64ns_tz_arrow)
};
 0299: 
 0300: 
 0301: # Int values in order for sorting (as needed for API's sequential coupling).
+0302: cdef enum meta_target_t:
enum __pyx_t_7questdb_7ingress_meta_target_t {
 0303:     meta_target_table = <int>col_target_t.col_target_table
 0304:     meta_target_symbol = <int>col_target_t.col_target_symbol
 0305:     meta_target_field = <int>col_target_t.col_target_column_bool
+0306:     meta_target_at = <int>col_target_t.col_target_at
  __pyx_e_7questdb_7ingress_meta_target_table = ((int)__pyx_e_7questdb_7ingress_col_target_table),
  __pyx_e_7questdb_7ingress_meta_target_symbol = ((int)__pyx_e_7questdb_7ingress_col_target_symbol),
  __pyx_e_7questdb_7ingress_meta_target_field = ((int)__pyx_e_7questdb_7ingress_col_target_column_bool),
  __pyx_e_7questdb_7ingress_meta_target_at = ((int)__pyx_e_7questdb_7ingress_col_target_at)
};
 0307: 
 0308: 
+0309: cdef struct col_setup_t:
struct __pyx_t_7questdb_7ingress_col_setup_t {
  struct __pyx_t_7questdb_7ingress_col_chunks_t chunks;
  size_t orig_index;
  Py_buffer pybuf;
  struct ArrowSchema arrow_schema;
  enum __pyx_t_7questdb_7ingress_col_source_t source;
  enum __pyx_t_7questdb_7ingress_meta_target_t meta_target;
  enum __pyx_t_7questdb_7ingress_col_target_t target;
};
 0310:     col_chunks_t chunks
 0311:     size_t orig_index
 0312:     Py_buffer pybuf
 0313:     ArrowSchema arrow_schema  # Schema of first chunk.
 0314:     col_source_t source
 0315:     meta_target_t meta_target
 0316:     col_target_t target
 0317: 
 0318: 
+0319: cdef struct col_t:
struct __pyx_t_7questdb_7ingress_col_t {
  enum __pyx_t_7questdb_7ingress_col_dispatch_code_t dispatch_code;
  struct line_sender_column_name name;
  struct __pyx_t_7questdb_7ingress_col_cursor_t cursor;
  struct __pyx_t_7questdb_7ingress_col_setup_t *setup;
};
 0320:     col_dispatch_code_t dispatch_code  # source + target. Determines serializer.
 0321:     line_sender_column_name name
 0322:     col_cursor_t cursor
 0323:     col_setup_t* setup  # Grouping to reduce size of struct.
 0324: 
 0325: 
+0326: cdef void col_t_release(col_t* col) noexcept:
static void __pyx_f_7questdb_7ingress_col_t_release(struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col) {
  size_t __pyx_v_chunk_index;
  struct ArrowArray *__pyx_v_chunk;
/* … */
  /* function exit code */
}
 0327:     """
 0328:     Release a (possibly) initialized column.
 0329: 
 0330:     col_t objects are `calloc`ed, so uninitialized (or partially) initialized
 0331:     objects will have their pointers and other values set to 0.
 0332:     """
 0333:     cdef size_t chunk_index
 0334:     cdef ArrowArray* chunk
 0335: 
+0336:     if Py_buffer_obj_is_set(&col.setup.pybuf):
  __pyx_t_1 = Py_buffer_obj_is_set((&__pyx_v_col->setup->pybuf));
  if (__pyx_t_1) {
/* … */
  }
+0337:         PyBuffer_Release(&col.setup.pybuf)  # Note: Sets `.pybuf.obj` to NULL.
    PyBuffer_Release((&__pyx_v_col->setup->pybuf));
 0338: 
+0339:     for chunk_index in range(col.setup.chunks.n_chunks):
  __pyx_t_2 = __pyx_v_col->setup->chunks.n_chunks;
  __pyx_t_3 = __pyx_t_2;
  for (__pyx_t_4 = 0; __pyx_t_4 < __pyx_t_3; __pyx_t_4+=1) {
    __pyx_v_chunk_index = __pyx_t_4;
+0340:         chunk = &col.setup.chunks.chunks[chunk_index]
    __pyx_v_chunk = (&(__pyx_v_col->setup->chunks.chunks[__pyx_v_chunk_index]));
+0341:         if chunk.release != NULL:
    __pyx_t_1 = (__pyx_v_chunk->release != NULL);
    if (__pyx_t_1) {
/* … */
    }
+0342:             chunk.release(chunk)
      __pyx_v_chunk->release(__pyx_v_chunk);
+0343:         memset(chunk, 0, sizeof(ArrowArray))
    (void)(memset(__pyx_v_chunk, 0, (sizeof(struct ArrowArray))));
  }
 0344: 
+0345:     if col.setup.arrow_schema.release != NULL:
  __pyx_t_1 = (__pyx_v_col->setup->arrow_schema.release != NULL);
  if (__pyx_t_1) {
/* … */
  }
+0346:         col.setup.arrow_schema.release(&col.setup.arrow_schema)
    __pyx_v_col->setup->arrow_schema.release((&__pyx_v_col->setup->arrow_schema));
 0347: 
+0348:     free(col.setup.chunks.chunks)
  free(__pyx_v_col->setup->chunks.chunks);
+0349:     col.setup.chunks.chunks = NULL
  __pyx_v_col->setup->chunks.chunks = NULL;
+0350:     col.setup.chunks.n_chunks = 0
  __pyx_v_col->setup->chunks.n_chunks = 0;
 0351: 
+0352:     free(col.setup)
  free(__pyx_v_col->setup);
+0353:     col.setup = NULL
  __pyx_v_col->setup = NULL;
 0354: 
 0355: 
 0356: # Calloc'd array of col_t.
+0357: cdef struct col_t_arr:
struct __pyx_t_7questdb_7ingress_col_t_arr {
  size_t size;
  struct __pyx_t_7questdb_7ingress_col_t *d;
};
 0358:     size_t size
 0359:     col_t* d
 0360: 
 0361: 
+0362: cdef col_t_arr col_t_arr_blank() noexcept nogil:
static struct __pyx_t_7questdb_7ingress_col_t_arr __pyx_f_7questdb_7ingress_col_t_arr_blank(void) {
  struct __pyx_t_7questdb_7ingress_col_t_arr __pyx_v_arr;
  struct __pyx_t_7questdb_7ingress_col_t_arr __pyx_r;
/* … */
  /* function exit code */
  __pyx_L0:;
  return __pyx_r;
}
 0363:     cdef col_t_arr arr
+0364:     arr.size = 0
  __pyx_v_arr.size = 0;
+0365:     arr.d = NULL
  __pyx_v_arr.d = NULL;
+0366:     return arr
  __pyx_r = __pyx_v_arr;
  goto __pyx_L0;
 0367: 
 0368: 
+0369: cdef col_t_arr col_t_arr_new(size_t size) noexcept nogil:
static struct __pyx_t_7questdb_7ingress_col_t_arr __pyx_f_7questdb_7ingress_col_t_arr_new(size_t __pyx_v_size) {
  struct __pyx_t_7questdb_7ingress_col_t_arr __pyx_v_arr;
  size_t __pyx_v_index;
  struct __pyx_t_7questdb_7ingress_col_t_arr __pyx_r;
/* … */
  /* function exit code */
  __pyx_L0:;
  return __pyx_r;
}
 0370:     cdef col_t_arr arr
 0371:     cdef size_t index
+0372:     arr.size = size
  __pyx_v_arr.size = __pyx_v_size;
+0373:     arr.d = <col_t*>calloc(size, sizeof(col_t))
  __pyx_v_arr.d = ((struct __pyx_t_7questdb_7ingress_col_t *)calloc(__pyx_v_size, (sizeof(struct __pyx_t_7questdb_7ingress_col_t))));
+0374:     for index in range(size):
  __pyx_t_1 = __pyx_v_size;
  __pyx_t_2 = __pyx_t_1;
  for (__pyx_t_3 = 0; __pyx_t_3 < __pyx_t_2; __pyx_t_3+=1) {
    __pyx_v_index = __pyx_t_3;
+0375:         arr.d[index].setup = <col_setup_t*>calloc(1, sizeof(col_setup_t))
    (__pyx_v_arr.d[__pyx_v_index]).setup = ((struct __pyx_t_7questdb_7ingress_col_setup_t *)calloc(1, (sizeof(struct __pyx_t_7questdb_7ingress_col_setup_t))));
  }
+0376:     return arr
  __pyx_r = __pyx_v_arr;
  goto __pyx_L0;
 0377: 
 0378: 
+0379: cdef void col_t_arr_release(col_t_arr* arr) noexcept:
static void __pyx_f_7questdb_7ingress_col_t_arr_release(struct __pyx_t_7questdb_7ingress_col_t_arr *__pyx_v_arr) {
  size_t __pyx_v_index;
/* … */
  /* function exit code */
}
 0380:     cdef size_t index
+0381:     if arr.d:
  __pyx_t_1 = (__pyx_v_arr->d != 0);
  if (__pyx_t_1) {
/* … */
  }
+0382:         for index in range(arr.size):
    __pyx_t_2 = __pyx_v_arr->size;
    __pyx_t_3 = __pyx_t_2;
    for (__pyx_t_4 = 0; __pyx_t_4 < __pyx_t_3; __pyx_t_4+=1) {
      __pyx_v_index = __pyx_t_4;
+0383:             col_t_release(&arr.d[index])
      __pyx_f_7questdb_7ingress_col_t_release((&(__pyx_v_arr->d[__pyx_v_index])));
    }
+0384:         free(arr.d)
    free(__pyx_v_arr->d);
+0385:         arr.size = 0
    __pyx_v_arr->size = 0;
+0386:         arr.d = NULL
    __pyx_v_arr->d = NULL;
 0387: 
 0388: 
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 0474: 
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 0476:         qdb_pystr_buf* b,
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 0480:         object table_name,
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 0484:     """
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/* … */
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/* … */
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 0495:                 'Can specify only one of `table_name` or `table_name_col`.')
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/* … */
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 0503:         else:
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+0505:     elif table_name_col is not None:
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/* … */
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+0506:         if isinstance(table_name_col, str):
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/* … */
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/* … */
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+0509:             _bind_col_index(
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 0511:         else:
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 0513:                 'Bad argument `table_name_col`: ' +
 0514:                 'must be a column name (str) or index (int).')
+0515:         pandas_col = pandas_cols[col_index]
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+0517:         _dataframe_check_column_is_str(
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 0518:             'Bad argument `table_name_col`: ',
 0519:             pandas_col,
 0520:             col.setup.source)
+0521:         col.setup.meta_target = meta_target_t.meta_target_table
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+0523:         name_out.buf = NULL
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+0524:         return col_index
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+0525:     elif df.index.name:
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 0540:             'Must specify at least one of `table_name` or `table_name_col`, ' +
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/* … */
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/* … */
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/* … */
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+0623:                 if col.setup.meta_target == meta_target_t.meta_target_field:
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/* … */
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 0625:     else:
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/* … */
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+0627:             raise TypeError(
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/* … */
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 0628:                 f'Bad argument `symbols`: Must be a bool or a tuple or list '+
 0629:                 'of column names (str) or indices (int).')
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/* … */
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+0631:             if isinstance(symbol, str):
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/* … */
        goto __pyx_L17;
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+0632:                 _dataframe_get_loc(df, symbol, 'symbols', &col_index)
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/* … */
        goto __pyx_L17;
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/* … */
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  __Pyx_GIVEREF(__pyx_tuple__15);
 0637:                     f'Bad argument `symbols`: Elements must ' +
 0638:                     'be a column name (str) or index (int).')
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/* … */
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+0640:                 raise ValueError(
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/* … */
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+0647:             pandas_col = pandas_cols[col_index]
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+0648:             col = &cols.d[col_index]
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+0649:             _dataframe_check_column_is_str(
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 0650:                 'Bad argument `symbols`: ',
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 0654: 
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 0657:         object df, str col_name, str arg_name,
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 0660:     Return the column index for `col_name`.
 0661:     """
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/* … */
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/* … */
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 0861:         PandasCol pandas_col, col_t* col) except -1:
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/* … */
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/* … */
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/* … */
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/* … */
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/* … */
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 1080:             <int>col.setup.source + <int>col.setup.target)
 1081: 
 1082:         # Since we don't need to send the column names for 'table' and
 1083:         # 'at' columns, we don't need to validate and encode them as
 1084:         # column names. This allows unsupported names for these columns.
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/* … */
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/* … */
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/* … */
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 1086:                 (col.setup.meta_target != meta_target_t.meta_target_at)):
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 1089: 
+1090: cdef int _dataframe_compare_cols(const void* lhs, const void* rhs) noexcept nogil:
static int __pyx_f_7questdb_7ingress__dataframe_compare_cols(void const *__pyx_v_lhs, void const *__pyx_v_rhs) {
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/* … */
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 1097: 
 1098: 
+1099: cdef void_int _dataframe_resolve_args(
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 1100:         object df,
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 1110:         bint* any_cols_need_gil_out) except -1:
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 1112:     cdef ssize_t at_col
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 1131: 
 1132: 
+1133: cdef inline bint _dataframe_arrow_get_bool(col_cursor_t* cursor) noexcept nogil:
static CYTHON_INLINE int __pyx_f_7questdb_7ingress__dataframe_arrow_get_bool(struct __pyx_t_7questdb_7ingress_col_cursor_t *__pyx_v_cursor) {
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/* … */
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}
 1134:     return (
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 1136:         (1 << (cursor.offset % 8)))
 1137: 
 1138: 
+1139: cdef inline bint _dataframe_arrow_is_valid(col_cursor_t* cursor) noexcept nogil:
static CYTHON_INLINE int __pyx_f_7questdb_7ingress__dataframe_arrow_is_valid(struct __pyx_t_7questdb_7ingress_col_cursor_t *__pyx_v_cursor) {
  int __pyx_r;
/* … */
  /* function exit code */
  __pyx_L0:;
  return __pyx_r;
}
 1140:     """Check if the value is set according to the validity bitmap."""
 1141:     return (
+1142:         cursor.chunk.null_count == 0 or
  __pyx_t_2 = (__pyx_v_cursor->chunk->null_count == 0);
  if (!__pyx_t_2) {
  } else {
    __pyx_t_1 = __pyx_t_2;
    goto __pyx_L3_bool_binop_done;
  }
 1143:         (
+1144:             (<uint8_t*>cursor.chunk.buffers[0])[cursor.offset // 8] &
  __pyx_t_2 = (((((uint8_t *)(__pyx_v_cursor->chunk->buffers[0]))[(__pyx_v_cursor->offset / 8)]) & (1 << (__pyx_v_cursor->offset % 8))) != 0);
  __pyx_t_1 = __pyx_t_2;
  __pyx_L3_bool_binop_done:;
  __pyx_r = __pyx_t_1;
  goto __pyx_L0;
 1145:             (1 << (cursor.offset % 8))))
 1146: 
 1147: 
+1148: cdef inline void _dataframe_arrow_get_cat_value(
static CYTHON_INLINE void __pyx_f_7questdb_7ingress__dataframe_arrow_get_cat_value(struct __pyx_t_7questdb_7ingress_col_cursor_t *__pyx_v_cursor, size_t __pyx_v_key, size_t *__pyx_v_len_out, char const **__pyx_v_buf_out) {
  int32_t *__pyx_v_value_index_access;
  int32_t __pyx_v_value_begin;
  uint8_t *__pyx_v_value_char_access;
/* … */
  /* function exit code */
}
 1149:         col_cursor_t* cursor,
 1150:         size_t key,
 1151:         size_t* len_out,
 1152:         const char** buf_out) noexcept nogil:
 1153:     cdef int32_t* value_index_access
 1154:     cdef int32_t value_begin
 1155:     cdef uint8_t* value_char_access
+1156:     value_index_access = <int32_t*>cursor.chunk.dictionary.buffers[1]
  __pyx_v_value_index_access = ((int32_t *)(__pyx_v_cursor->chunk->dictionary->buffers[1]));
+1157:     value_begin = value_index_access[key]
  __pyx_v_value_begin = (__pyx_v_value_index_access[__pyx_v_key]);
+1158:     len_out[0] = value_index_access[key + 1] - value_begin
  (__pyx_v_len_out[0]) = ((__pyx_v_value_index_access[(__pyx_v_key + 1)]) - __pyx_v_value_begin);
+1159:     value_char_access = <uint8_t*>cursor.chunk.dictionary.buffers[2]
  __pyx_v_value_char_access = ((uint8_t *)(__pyx_v_cursor->chunk->dictionary->buffers[2]));
+1160:     buf_out[0] = <const char*>&value_char_access[value_begin]
  (__pyx_v_buf_out[0]) = ((char const *)(&(__pyx_v_value_char_access[__pyx_v_value_begin])));
 1161: 
 1162: 
+1163: cdef inline bint _dataframe_arrow_get_cat_i8(
static CYTHON_INLINE int __pyx_f_7questdb_7ingress__dataframe_arrow_get_cat_i8(struct __pyx_t_7questdb_7ingress_col_cursor_t *__pyx_v_cursor, size_t *__pyx_v_len_out, char const **__pyx_v_buf_out) {
  int __pyx_v_valid;
  int8_t *__pyx_v_key_access;
  int8_t __pyx_v_key;
  int __pyx_r;
/* … */
  /* function exit code */
  __pyx_L0:;
  return __pyx_r;
}
 1164:         col_cursor_t* cursor, size_t* len_out, const char** buf_out) noexcept nogil:
+1165:     cdef bint valid = _dataframe_arrow_is_valid(cursor)
  __pyx_v_valid = __pyx_f_7questdb_7ingress__dataframe_arrow_is_valid(__pyx_v_cursor);
 1166:     cdef int8_t* key_access
 1167:     cdef int8_t key
+1168:     if valid:
  if (__pyx_v_valid) {
/* … */
  }
+1169:         key_access = <int8_t*>cursor.chunk.buffers[1]
    __pyx_v_key_access = ((int8_t *)(__pyx_v_cursor->chunk->buffers[1]));
+1170:         key = key_access[cursor.offset]
    __pyx_v_key = (__pyx_v_key_access[__pyx_v_cursor->offset]);
+1171:         _dataframe_arrow_get_cat_value(cursor, <size_t>key, len_out, buf_out)
    __pyx_f_7questdb_7ingress__dataframe_arrow_get_cat_value(__pyx_v_cursor, ((size_t)__pyx_v_key), __pyx_v_len_out, __pyx_v_buf_out);
+1172:     return valid
  __pyx_r = __pyx_v_valid;
  goto __pyx_L0;
 1173: 
 1174: 
+1175: cdef inline bint _dataframe_arrow_get_cat_i16(
static CYTHON_INLINE int __pyx_f_7questdb_7ingress__dataframe_arrow_get_cat_i16(struct __pyx_t_7questdb_7ingress_col_cursor_t *__pyx_v_cursor, size_t *__pyx_v_len_out, char const **__pyx_v_buf_out) {
  int __pyx_v_valid;
  int16_t *__pyx_v_key_access;
  int16_t __pyx_v_key;
  int __pyx_r;
/* … */
  /* function exit code */
  __pyx_L0:;
  return __pyx_r;
}
 1176:         col_cursor_t* cursor, size_t* len_out, const char** buf_out) noexcept nogil:
+1177:     cdef bint valid = _dataframe_arrow_is_valid(cursor)
  __pyx_v_valid = __pyx_f_7questdb_7ingress__dataframe_arrow_is_valid(__pyx_v_cursor);
 1178:     cdef int16_t* key_access
 1179:     cdef int16_t key
+1180:     if valid:
  if (__pyx_v_valid) {
/* … */
  }
+1181:         key_access = <int16_t*>cursor.chunk.buffers[1]
    __pyx_v_key_access = ((int16_t *)(__pyx_v_cursor->chunk->buffers[1]));
+1182:         key = key_access[cursor.offset]
    __pyx_v_key = (__pyx_v_key_access[__pyx_v_cursor->offset]);
+1183:         _dataframe_arrow_get_cat_value(cursor, <size_t>key, len_out, buf_out)
    __pyx_f_7questdb_7ingress__dataframe_arrow_get_cat_value(__pyx_v_cursor, ((size_t)__pyx_v_key), __pyx_v_len_out, __pyx_v_buf_out);
+1184:     return valid
  __pyx_r = __pyx_v_valid;
  goto __pyx_L0;
 1185: 
 1186: 
+1187: cdef inline bint _dataframe_arrow_get_cat_i32(
static CYTHON_INLINE int __pyx_f_7questdb_7ingress__dataframe_arrow_get_cat_i32(struct __pyx_t_7questdb_7ingress_col_cursor_t *__pyx_v_cursor, size_t *__pyx_v_len_out, char const **__pyx_v_buf_out) {
  int __pyx_v_valid;
  int32_t *__pyx_v_key_access;
  int32_t __pyx_v_key;
  int __pyx_r;
/* … */
  /* function exit code */
  __pyx_L0:;
  return __pyx_r;
}
 1188:         col_cursor_t* cursor, size_t* len_out, const char** buf_out) noexcept nogil:
+1189:     cdef bint valid = _dataframe_arrow_is_valid(cursor)
  __pyx_v_valid = __pyx_f_7questdb_7ingress__dataframe_arrow_is_valid(__pyx_v_cursor);
 1190:     cdef int32_t* key_access
 1191:     cdef int32_t key
+1192:     if valid:
  if (__pyx_v_valid) {
/* … */
  }
+1193:         key_access = <int32_t*>cursor.chunk.buffers[1]
    __pyx_v_key_access = ((int32_t *)(__pyx_v_cursor->chunk->buffers[1]));
+1194:         key = key_access[cursor.offset]
    __pyx_v_key = (__pyx_v_key_access[__pyx_v_cursor->offset]);
+1195:         _dataframe_arrow_get_cat_value(cursor, <size_t>key, len_out, buf_out)
    __pyx_f_7questdb_7ingress__dataframe_arrow_get_cat_value(__pyx_v_cursor, ((size_t)__pyx_v_key), __pyx_v_len_out, __pyx_v_buf_out);
+1196:     return valid
  __pyx_r = __pyx_v_valid;
  goto __pyx_L0;
 1197: 
 1198: 
+1199: cdef inline bint _dataframe_arrow_str(
static CYTHON_INLINE int __pyx_f_7questdb_7ingress__dataframe_arrow_str(struct __pyx_t_7questdb_7ingress_col_cursor_t *__pyx_v_cursor, size_t *__pyx_v_len_out, char const **__pyx_v_buf_out) {
  int32_t *__pyx_v_index_access;
  uint8_t *__pyx_v_char_access;
  int32_t __pyx_v_begin;
  int __pyx_v_valid;
  int __pyx_r;
/* … */
  /* function exit code */
  __pyx_L0:;
  return __pyx_r;
}
 1200:         col_cursor_t* cursor,
 1201:         size_t* len_out,
 1202:         const char** buf_out) noexcept nogil:
 1203:     cdef int32_t* index_access
 1204:     cdef uint8_t* char_access
 1205:     cdef int32_t begin
+1206:     cdef bint valid = _dataframe_arrow_is_valid(cursor)
  __pyx_v_valid = __pyx_f_7questdb_7ingress__dataframe_arrow_is_valid(__pyx_v_cursor);
+1207:     if valid:
  if (__pyx_v_valid) {
/* … */
  }
+1208:         index_access = <int32_t*>cursor.chunk.buffers[1]
    __pyx_v_index_access = ((int32_t *)(__pyx_v_cursor->chunk->buffers[1]));
+1209:         char_access = <uint8_t*>cursor.chunk.buffers[2]
    __pyx_v_char_access = ((uint8_t *)(__pyx_v_cursor->chunk->buffers[2]));
+1210:         begin = index_access[cursor.offset]
    __pyx_v_begin = (__pyx_v_index_access[__pyx_v_cursor->offset]);
+1211:         len_out[0] = index_access[cursor.offset + 1] - begin
    (__pyx_v_len_out[0]) = ((__pyx_v_index_access[(__pyx_v_cursor->offset + 1)]) - __pyx_v_begin);
+1212:         buf_out[0] = <const char*>&char_access[begin]
    (__pyx_v_buf_out[0]) = ((char const *)(&(__pyx_v_char_access[__pyx_v_begin])));
+1213:     return valid
  __pyx_r = __pyx_v_valid;
  goto __pyx_L0;
 1214: 
 1215: 
+1216: cdef inline void_int _dataframe_cell_str_pyobj_to_utf8(
static CYTHON_INLINE __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_cell_str_pyobj_to_utf8(struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_cursor_t *__pyx_v_cursor, int *__pyx_v_valid_out, struct line_sender_utf8 *__pyx_v_utf8_out) {
  PyObject **__pyx_v_access;
  PyObject *__pyx_v_cell;
  __pyx_t_7questdb_7ingress_void_int __pyx_r;
/* … */
  /* function exit code */
  __pyx_r = 0;
  goto __pyx_L0;
  __pyx_L1_error:;
  __Pyx_XDECREF(__pyx_t_3);
  __Pyx_XDECREF(__pyx_t_6);
  __Pyx_XDECREF(__pyx_t_7);
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  __pyx_r = -1;
  __pyx_L0:;
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}
 1217:         qdb_pystr_buf* b,
 1218:         col_cursor_t* cursor,
 1219:         bint* valid_out,
 1220:         line_sender_utf8* utf8_out) except -1:
+1221:     cdef PyObject** access = <PyObject**>cursor.chunk.buffers[1]
  __pyx_v_access = ((PyObject **)(__pyx_v_cursor->chunk->buffers[1]));
+1222:     cdef PyObject* cell = access[cursor.offset]
  __pyx_v_cell = (__pyx_v_access[__pyx_v_cursor->offset]);
+1223:     if PyUnicode_CheckExact(cell):
  __pyx_t_1 = PyUnicode_CheckExact(__pyx_v_cell);
  if (__pyx_t_1) {
/* … */
    goto __pyx_L3;
  }
+1224:         str_to_utf8(b, cell, utf8_out)
    __pyx_t_2 = __pyx_f_7questdb_7ingress_str_to_utf8(__pyx_v_b, __pyx_v_cell, __pyx_v_utf8_out); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 1224, __pyx_L1_error)
+1225:         valid_out[0] = True
    (__pyx_v_valid_out[0]) = 1;
+1226:     elif _dataframe_is_null_pyobj(cell):
  __pyx_t_1 = __pyx_f_7questdb_7ingress__dataframe_is_null_pyobj(__pyx_v_cell);
  if (likely(__pyx_t_1)) {
/* … */
    goto __pyx_L3;
  }
+1227:         valid_out[0] = False
    (__pyx_v_valid_out[0]) = 0;
 1228:     else:
+1229:         raise ValueError(
  /*else*/ {
/* … */
    __pyx_t_7 = __Pyx_PyObject_CallOneArg(__pyx_builtin_ValueError, __pyx_t_3); if (unlikely(!__pyx_t_7)) __PYX_ERR(1, 1229, __pyx_L1_error)
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    __PYX_ERR(1, 1229, __pyx_L1_error)
  }
  __pyx_L3:;
+1230:             'Expected a string, ' +
    __pyx_t_3 = __Pyx_PyUnicode_Concat(__pyx_kp_u_Expected_a_string, __pyx_t_7); if (unlikely(!__pyx_t_3)) __PYX_ERR(1, 1230, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_3);
    __Pyx_DECREF(__pyx_t_7); __pyx_t_7 = 0;
+1231:             f'got an object of type {_fqn(type(<object>cell))}.')
    __pyx_t_3 = PyTuple_New(3); if (unlikely(!__pyx_t_3)) __PYX_ERR(1, 1231, __pyx_L1_error)
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    __pyx_t_4 = 0;
    __pyx_t_5 = 127;
    __Pyx_INCREF(__pyx_kp_u_got_an_object_of_type);
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    __Pyx_GIVEREF(__pyx_kp_u_got_an_object_of_type);
    PyTuple_SET_ITEM(__pyx_t_3, 0, __pyx_kp_u_got_an_object_of_type);
    __pyx_t_6 = __pyx_f_7questdb_7ingress__fqn(((PyTypeObject*)((PyObject *)Py_TYPE(((PyObject *)__pyx_v_cell))))); if (unlikely(!__pyx_t_6)) __PYX_ERR(1, 1231, __pyx_L1_error)
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    __pyx_t_5 = (__Pyx_PyUnicode_MAX_CHAR_VALUE(__pyx_t_7) > __pyx_t_5) ? __Pyx_PyUnicode_MAX_CHAR_VALUE(__pyx_t_7) : __pyx_t_5;
    __pyx_t_4 += __Pyx_PyUnicode_GET_LENGTH(__pyx_t_7);
    __Pyx_GIVEREF(__pyx_t_7);
    PyTuple_SET_ITEM(__pyx_t_3, 1, __pyx_t_7);
    __pyx_t_7 = 0;
    __Pyx_INCREF(__pyx_kp_u__5);
    __pyx_t_4 += 1;
    __Pyx_GIVEREF(__pyx_kp_u__5);
    PyTuple_SET_ITEM(__pyx_t_3, 2, __pyx_kp_u__5);
    __pyx_t_7 = __Pyx_PyUnicode_Join(__pyx_t_3, 3, __pyx_t_4, __pyx_t_5); if (unlikely(!__pyx_t_7)) __PYX_ERR(1, 1231, __pyx_L1_error)
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 1232: 
 1233: 
+1234: cdef void_int _dataframe_serialize_cell_table__str_pyobj(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell_table__str_pyobj(struct line_sender_buffer *__pyx_v_ls_buf, struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col) {
  struct line_sender_error *__pyx_v_err;
  PyObject **__pyx_v_access;
  PyObject *__pyx_v_cell;
  struct line_sender_table_name __pyx_v_c_table_name;
  __pyx_t_7questdb_7ingress_void_int __pyx_r;
/* … */
  /* function exit code */
  __pyx_r = 0;
  goto __pyx_L0;
  __pyx_L1_error:;
  __Pyx_XDECREF(__pyx_t_2);
  __Pyx_XDECREF(__pyx_t_5);
  __Pyx_XDECREF(__pyx_t_6);
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  __pyx_r = -1;
  __pyx_L0:;
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}
 1235:         line_sender_buffer* ls_buf,
 1236:         qdb_pystr_buf* b,
 1237:         col_t* col) except -1:
+1238:     cdef line_sender_error* err = NULL
  __pyx_v_err = NULL;
+1239:     cdef PyObject** access = <PyObject**>col.cursor.chunk.buffers[1]
  __pyx_v_access = ((PyObject **)(__pyx_v_col->cursor.chunk->buffers[1]));
+1240:     cdef PyObject* cell = access[col.cursor.offset]
  __pyx_v_cell = (__pyx_v_access[__pyx_v_col->cursor.offset]);
 1241:     cdef line_sender_table_name c_table_name
+1242:     if not PyUnicode_CheckExact(cell):
  __pyx_t_1 = (!PyUnicode_CheckExact(__pyx_v_cell));
  if (__pyx_t_1) {
/* … */
  }
+1243:         if _dataframe_is_null_pyobj(cell):
    __pyx_t_1 = __pyx_f_7questdb_7ingress__dataframe_is_null_pyobj(__pyx_v_cell);
    if (unlikely(__pyx_t_1)) {
/* … */
    }
+1244:             raise ValueError('Expected a table name, got a null value')
      __pyx_t_2 = __Pyx_PyObject_Call(__pyx_builtin_ValueError, __pyx_tuple__23, NULL); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 1244, __pyx_L1_error)
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      __PYX_ERR(1, 1244, __pyx_L1_error)
/* … */
  __pyx_tuple__23 = PyTuple_Pack(1, __pyx_kp_u_Expected_a_table_name_got_a_null); if (unlikely(!__pyx_tuple__23)) __PYX_ERR(1, 1244, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_tuple__23);
  __Pyx_GIVEREF(__pyx_tuple__23);
 1245:         else:
+1246:             raise ValueError(
    /*else*/ {
/* … */
      __pyx_t_6 = __Pyx_PyObject_CallOneArg(__pyx_builtin_ValueError, __pyx_t_2); if (unlikely(!__pyx_t_6)) __PYX_ERR(1, 1246, __pyx_L1_error)
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    }
+1247:                 'Expected a table name (str object), ' +
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      __Pyx_GOTREF(__pyx_t_2);
      __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0;
+1248:                 f'got an object of type {_fqn(type(<object>cell))}.')
      __pyx_t_2 = PyTuple_New(3); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 1248, __pyx_L1_error)
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      __pyx_t_4 = 127;
      __Pyx_INCREF(__pyx_kp_u_got_an_object_of_type);
      __pyx_t_3 += 22;
      __Pyx_GIVEREF(__pyx_kp_u_got_an_object_of_type);
      PyTuple_SET_ITEM(__pyx_t_2, 0, __pyx_kp_u_got_an_object_of_type);
      __pyx_t_5 = __pyx_f_7questdb_7ingress__fqn(((PyTypeObject*)((PyObject *)Py_TYPE(((PyObject *)__pyx_v_cell))))); if (unlikely(!__pyx_t_5)) __PYX_ERR(1, 1248, __pyx_L1_error)
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      __Pyx_GIVEREF(__pyx_t_6);
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/* … */
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/* … */
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/* … */
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/* … */
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/* … */
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/* … */
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/* … */
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/* … */
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 1300:         PyThreadState** gs) except -1:
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 1302:     cdef size_t c_len
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/* … */
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/* … */
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/* … */
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/* … */
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 1323:     cdef size_t c_len
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/* … */
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 1339:         line_sender_buffer* ls_buf,
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/* … */
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 1349: 
+1350: cdef void_int _dataframe_serialize_cell_symbol__str_arrow(
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/* … */
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 1351:         line_sender_buffer* ls_buf,
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 1356:     cdef line_sender_utf8 utf8
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  __pyx_t_1 = __pyx_f_7questdb_7ingress__dataframe_arrow_str((&__pyx_v_col->cursor), (&__pyx_v_utf8.len), (&__pyx_v_utf8.buf));
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/* … */
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/* … */
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 1362: 
+1363: cdef void_int _dataframe_serialize_cell_symbol__str_i8_cat(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell_symbol__str_i8_cat(struct line_sender_buffer *__pyx_v_ls_buf, CYTHON_UNUSED struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col, PyThreadState **__pyx_v_gs) {
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/* … */
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 1364:         line_sender_buffer* ls_buf,
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 1369:     cdef line_sender_utf8 utf8
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/* … */
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/* … */
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 1375: 
+1376: cdef void_int _dataframe_serialize_cell_symbol__str_i16_cat(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell_symbol__str_i16_cat(struct line_sender_buffer *__pyx_v_ls_buf, CYTHON_UNUSED struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col, PyThreadState **__pyx_v_gs) {
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/* … */
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 1377:         line_sender_buffer* ls_buf,
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/* … */
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/* … */
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 1388: 
+1389: cdef void_int _dataframe_serialize_cell_symbol__str_i32_cat(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell_symbol__str_i32_cat(struct line_sender_buffer *__pyx_v_ls_buf, CYTHON_UNUSED struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col, PyThreadState **__pyx_v_gs) {
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/* … */
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 1390:         line_sender_buffer* ls_buf,
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/* … */
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/* … */
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+1402: cdef void_int _dataframe_serialize_cell_column_bool__bool_pyobj(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_bool__bool_pyobj(struct line_sender_buffer *__pyx_v_ls_buf, CYTHON_UNUSED struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col) {
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/* … */
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 1403:         line_sender_buffer* ls_buf,
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/* … */
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/* … */
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/* … */
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 1420: 
+1421: cdef void_int _dataframe_serialize_cell_column_bool__bool_numpy(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_bool__bool_numpy(struct line_sender_buffer *__pyx_v_ls_buf, CYTHON_UNUSED struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col, PyThreadState **__pyx_v_gs) {
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/* … */
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 1425:         PyThreadState** gs) except -1:
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+1434: cdef void_int _dataframe_serialize_cell_column_bool__bool_arrow(
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 1435:         line_sender_buffer* ls_buf,
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+1452: cdef void_int _dataframe_serialize_cell_column_i64__int_pyobj(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_i64__int_pyobj(struct line_sender_buffer *__pyx_v_ls_buf, CYTHON_UNUSED struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col) {
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/* … */
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 1453:         line_sender_buffer* ls_buf,
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/* … */
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/* … */
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 1471: 
+1472: cdef void_int _dataframe_serialize_cell_column_i64__u8_numpy(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_i64__u8_numpy(struct line_sender_buffer *__pyx_v_ls_buf, CYTHON_UNUSED struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col, PyThreadState **__pyx_v_gs) {
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/* … */
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/* … */
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 1484: 
+1485: cdef void_int _dataframe_serialize_cell_column_i64__i8_numpy(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_i64__i8_numpy(struct line_sender_buffer *__pyx_v_ls_buf, CYTHON_UNUSED struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col, PyThreadState **__pyx_v_gs) {
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/* … */
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/* … */
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 1497: 
+1498: cdef void_int _dataframe_serialize_cell_column_i64__u16_numpy(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_i64__u16_numpy(struct line_sender_buffer *__pyx_v_ls_buf, CYTHON_UNUSED struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col, PyThreadState **__pyx_v_gs) {
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/* … */
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/* … */
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+1511: cdef void_int _dataframe_serialize_cell_column_i64__i16_numpy(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_i64__i16_numpy(struct line_sender_buffer *__pyx_v_ls_buf, CYTHON_UNUSED struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col, PyThreadState **__pyx_v_gs) {
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/* … */
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 1512:         line_sender_buffer* ls_buf,
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 1515:         PyThreadState** gs) except -1:
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/* … */
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 1523: 
+1524: cdef void_int _dataframe_serialize_cell_column_i64__u32_numpy(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_i64__u32_numpy(struct line_sender_buffer *__pyx_v_ls_buf, CYTHON_UNUSED struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col, PyThreadState **__pyx_v_gs) {
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/* … */
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 1525:         line_sender_buffer* ls_buf,
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 1528:         PyThreadState** gs) except -1:
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 1535: 
 1536: 
+1537: cdef void_int _dataframe_serialize_cell_column_i64__i32_numpy(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_i64__i32_numpy(struct line_sender_buffer *__pyx_v_ls_buf, CYTHON_UNUSED struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col, PyThreadState **__pyx_v_gs) {
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  int32_t __pyx_v_cell;
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/* … */
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 1538:         line_sender_buffer* ls_buf,
 1539:         qdb_pystr_buf* b,
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+1545:     if not line_sender_buffer_column_i64(ls_buf, col.name, <int64_t>cell, &err):
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/* … */
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 1549: 
+1550: cdef void_int _dataframe_serialize_cell_column_i64__u64_numpy(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_i64__u64_numpy(struct line_sender_buffer *__pyx_v_ls_buf, CYTHON_UNUSED struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col, PyThreadState **__pyx_v_gs) {
  struct line_sender_error *__pyx_v_err;
  uint64_t *__pyx_v_access;
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  __pyx_t_7questdb_7ingress_void_int __pyx_r;
/* … */
  /* function exit code */
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 1551:         line_sender_buffer* ls_buf,
 1552:         qdb_pystr_buf* b,
 1553:         col_t* col,
 1554:         PyThreadState** gs) except -1:
+1555:     cdef line_sender_error* err = NULL
  __pyx_v_err = NULL;
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  __pyx_v_access = ((uint64_t *)(__pyx_v_col->cursor.chunk->buffers[1]));
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  __pyx_t_1 = (__pyx_v_cell > ((uint64_t)INT64_MAX));
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/* … */
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+1559:         _ensure_has_gil(gs)
    __pyx_f_7questdb_7ingress__ensure_has_gil(__pyx_v_gs); if (unlikely(PyErr_Occurred())) __PYX_ERR(1, 1559, __pyx_L1_error)
+1560:         raise OverflowError('uint64 value too large for int64 column type.')
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/* … */
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  __Pyx_GIVEREF(__pyx_tuple__26);
+1561:     if not line_sender_buffer_column_i64(ls_buf, col.name, <int64_t>cell, &err):
  __pyx_t_1 = (!line_sender_buffer_column_i64(__pyx_v_ls_buf, __pyx_v_col->name, ((int64_t)__pyx_v_cell), (&__pyx_v_err)));
  if (unlikely(__pyx_t_1)) {
/* … */
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+1562:         _ensure_has_gil(gs)
    __pyx_f_7questdb_7ingress__ensure_has_gil(__pyx_v_gs); if (unlikely(PyErr_Occurred())) __PYX_ERR(1, 1562, __pyx_L1_error)
+1563:         raise c_err_to_py(err)
    __pyx_t_2 = __pyx_f_7questdb_7ingress_c_err_to_py(__pyx_v_err); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 1563, __pyx_L1_error)
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 1564: 
 1565: 
+1566: cdef void_int _dataframe_serialize_cell_column_i64__i64_numpy(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_i64__i64_numpy(struct line_sender_buffer *__pyx_v_ls_buf, CYTHON_UNUSED struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col, PyThreadState **__pyx_v_gs) {
  struct line_sender_error *__pyx_v_err;
  int64_t *__pyx_v_access;
  int64_t __pyx_v_cell;
  __pyx_t_7questdb_7ingress_void_int __pyx_r;
/* … */
  /* function exit code */
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 1567:         line_sender_buffer* ls_buf,
 1568:         qdb_pystr_buf* b,
 1569:         col_t* col,
 1570:         PyThreadState** gs) except -1:
+1571:     cdef line_sender_error* err = NULL
  __pyx_v_err = NULL;
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  __pyx_v_cell = (__pyx_v_access[__pyx_v_col->cursor.offset]);
+1574:     if not line_sender_buffer_column_i64(ls_buf, col.name, cell, &err):
  __pyx_t_1 = (!line_sender_buffer_column_i64(__pyx_v_ls_buf, __pyx_v_col->name, __pyx_v_cell, (&__pyx_v_err)));
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/* … */
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+1576:         raise c_err_to_py(err)
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    __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
    __PYX_ERR(1, 1576, __pyx_L1_error)
 1577: 
 1578: 
+1579: cdef void_int _dataframe_serialize_cell_column_i64__u8_arrow(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_i64__u8_arrow(struct line_sender_buffer *__pyx_v_ls_buf, CYTHON_UNUSED struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col, PyThreadState **__pyx_v_gs) {
  struct line_sender_error *__pyx_v_err;
  int __pyx_v_valid;
  uint8_t *__pyx_v_access;
  __pyx_t_7questdb_7ingress_void_int __pyx_r;
/* … */
  /* function exit code */
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  __pyx_L1_error:;
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  __Pyx_AddTraceback("questdb.ingress._dataframe_serialize_cell_column_i64__u8_arrow", __pyx_clineno, __pyx_lineno, __pyx_filename);
  __pyx_r = -1;
  __pyx_L0:;
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}
 1580:         line_sender_buffer* ls_buf,
 1581:         qdb_pystr_buf* b,
 1582:         col_t* col,
 1583:         PyThreadState** gs) except -1:
+1584:     cdef line_sender_error* err = NULL
  __pyx_v_err = NULL;
+1585:     cdef bint valid = _dataframe_arrow_is_valid(&col.cursor)
  __pyx_v_valid = __pyx_f_7questdb_7ingress__dataframe_arrow_is_valid((&__pyx_v_col->cursor));
 1586:     cdef uint8_t* access
+1587:     if valid:
  if (__pyx_v_valid) {
/* … */
  }
+1588:         access = <uint8_t*>col.cursor.chunk.buffers[1]
    __pyx_v_access = ((uint8_t *)(__pyx_v_col->cursor.chunk->buffers[1]));
+1589:         if not line_sender_buffer_column_i64(
    __pyx_t_1 = (!line_sender_buffer_column_i64(__pyx_v_ls_buf, __pyx_v_col->name, ((int64_t)(__pyx_v_access[__pyx_v_col->cursor.offset])), (&__pyx_v_err)));
    if (unlikely(__pyx_t_1)) {
/* … */
    }
 1590:                 ls_buf,
 1591:                 col.name,
 1592:                 <int64_t>access[col.cursor.offset],
 1593:                 &err):
+1594:             _ensure_has_gil(gs)
      __pyx_f_7questdb_7ingress__ensure_has_gil(__pyx_v_gs); if (unlikely(PyErr_Occurred())) __PYX_ERR(1, 1594, __pyx_L1_error)
+1595:             raise c_err_to_py(err)
      __pyx_t_2 = __pyx_f_7questdb_7ingress_c_err_to_py(__pyx_v_err); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 1595, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_2);
      __Pyx_Raise(__pyx_t_2, 0, 0, 0);
      __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
      __PYX_ERR(1, 1595, __pyx_L1_error)
 1596: 
 1597: 
+1598: cdef void_int _dataframe_serialize_cell_column_i64__i8_arrow(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_i64__i8_arrow(struct line_sender_buffer *__pyx_v_ls_buf, CYTHON_UNUSED struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col, PyThreadState **__pyx_v_gs) {
  struct line_sender_error *__pyx_v_err;
  int __pyx_v_valid;
  int8_t *__pyx_v_access;
  __pyx_t_7questdb_7ingress_void_int __pyx_r;
/* … */
  /* function exit code */
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  __Pyx_AddTraceback("questdb.ingress._dataframe_serialize_cell_column_i64__i8_arrow", __pyx_clineno, __pyx_lineno, __pyx_filename);
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}
 1599:         line_sender_buffer* ls_buf,
 1600:         qdb_pystr_buf* b,
 1601:         col_t* col,
 1602:         PyThreadState** gs) except -1:
+1603:     cdef line_sender_error* err = NULL
  __pyx_v_err = NULL;
+1604:     cdef bint valid = _dataframe_arrow_is_valid(&col.cursor)
  __pyx_v_valid = __pyx_f_7questdb_7ingress__dataframe_arrow_is_valid((&__pyx_v_col->cursor));
 1605:     cdef int8_t* access
+1606:     if valid:
  if (__pyx_v_valid) {
/* … */
  }
+1607:         access = <int8_t*>col.cursor.chunk.buffers[1]
    __pyx_v_access = ((int8_t *)(__pyx_v_col->cursor.chunk->buffers[1]));
+1608:         if not line_sender_buffer_column_i64(
    __pyx_t_1 = (!line_sender_buffer_column_i64(__pyx_v_ls_buf, __pyx_v_col->name, ((int64_t)(__pyx_v_access[__pyx_v_col->cursor.offset])), (&__pyx_v_err)));
    if (unlikely(__pyx_t_1)) {
/* … */
    }
 1609:                 ls_buf,
 1610:                 col.name,
 1611:                 <int64_t>access[col.cursor.offset],
 1612:                 &err):
+1613:             _ensure_has_gil(gs)
      __pyx_f_7questdb_7ingress__ensure_has_gil(__pyx_v_gs); if (unlikely(PyErr_Occurred())) __PYX_ERR(1, 1613, __pyx_L1_error)
+1614:             raise c_err_to_py(err)
      __pyx_t_2 = __pyx_f_7questdb_7ingress_c_err_to_py(__pyx_v_err); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 1614, __pyx_L1_error)
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      __Pyx_Raise(__pyx_t_2, 0, 0, 0);
      __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
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 1615: 
 1616: 
+1617: cdef void_int _dataframe_serialize_cell_column_i64__u16_arrow(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_i64__u16_arrow(struct line_sender_buffer *__pyx_v_ls_buf, CYTHON_UNUSED struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col, PyThreadState **__pyx_v_gs) {
  struct line_sender_error *__pyx_v_err;
  int __pyx_v_valid;
  uint16_t *__pyx_v_access;
  __pyx_t_7questdb_7ingress_void_int __pyx_r;
/* … */
  /* function exit code */
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  __Pyx_AddTraceback("questdb.ingress._dataframe_serialize_cell_column_i64__u16_arrow", __pyx_clineno, __pyx_lineno, __pyx_filename);
  __pyx_r = -1;
  __pyx_L0:;
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}
 1618:         line_sender_buffer* ls_buf,
 1619:         qdb_pystr_buf* b,
 1620:         col_t* col,
 1621:         PyThreadState** gs) except -1:
+1622:     cdef line_sender_error* err = NULL
  __pyx_v_err = NULL;
+1623:     cdef bint valid = _dataframe_arrow_is_valid(&col.cursor)
  __pyx_v_valid = __pyx_f_7questdb_7ingress__dataframe_arrow_is_valid((&__pyx_v_col->cursor));
 1624:     cdef uint16_t* access
+1625:     if valid:
  if (__pyx_v_valid) {
/* … */
  }
+1626:         access = <uint16_t*>col.cursor.chunk.buffers[1]
    __pyx_v_access = ((uint16_t *)(__pyx_v_col->cursor.chunk->buffers[1]));
+1627:         if not line_sender_buffer_column_i64(
    __pyx_t_1 = (!line_sender_buffer_column_i64(__pyx_v_ls_buf, __pyx_v_col->name, ((int64_t)(__pyx_v_access[__pyx_v_col->cursor.offset])), (&__pyx_v_err)));
    if (unlikely(__pyx_t_1)) {
/* … */
    }
 1628:                 ls_buf,
 1629:                 col.name,
 1630:                 <int64_t>access[col.cursor.offset],
 1631:                 &err):
+1632:             _ensure_has_gil(gs)
      __pyx_f_7questdb_7ingress__ensure_has_gil(__pyx_v_gs); if (unlikely(PyErr_Occurred())) __PYX_ERR(1, 1632, __pyx_L1_error)
+1633:             raise c_err_to_py(err)
      __pyx_t_2 = __pyx_f_7questdb_7ingress_c_err_to_py(__pyx_v_err); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 1633, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_2);
      __Pyx_Raise(__pyx_t_2, 0, 0, 0);
      __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
      __PYX_ERR(1, 1633, __pyx_L1_error)
 1634: 
 1635: 
+1636: cdef void_int _dataframe_serialize_cell_column_i64__i16_arrow(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_i64__i16_arrow(struct line_sender_buffer *__pyx_v_ls_buf, CYTHON_UNUSED struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col, PyThreadState **__pyx_v_gs) {
  struct line_sender_error *__pyx_v_err;
  int __pyx_v_valid;
  int16_t *__pyx_v_access;
  __pyx_t_7questdb_7ingress_void_int __pyx_r;
/* … */
  /* function exit code */
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  goto __pyx_L0;
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  __Pyx_AddTraceback("questdb.ingress._dataframe_serialize_cell_column_i64__i16_arrow", __pyx_clineno, __pyx_lineno, __pyx_filename);
  __pyx_r = -1;
  __pyx_L0:;
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}
 1637:         line_sender_buffer* ls_buf,
 1638:         qdb_pystr_buf* b,
 1639:         col_t* col,
 1640:         PyThreadState** gs) except -1:
+1641:     cdef line_sender_error* err = NULL
  __pyx_v_err = NULL;
+1642:     cdef bint valid = _dataframe_arrow_is_valid(&col.cursor)
  __pyx_v_valid = __pyx_f_7questdb_7ingress__dataframe_arrow_is_valid((&__pyx_v_col->cursor));
 1643:     cdef int16_t* access
+1644:     if valid:
  if (__pyx_v_valid) {
/* … */
  }
+1645:         access = <int16_t*>col.cursor.chunk.buffers[1]
    __pyx_v_access = ((int16_t *)(__pyx_v_col->cursor.chunk->buffers[1]));
+1646:         if not line_sender_buffer_column_i64(
    __pyx_t_1 = (!line_sender_buffer_column_i64(__pyx_v_ls_buf, __pyx_v_col->name, ((int64_t)(__pyx_v_access[__pyx_v_col->cursor.offset])), (&__pyx_v_err)));
    if (unlikely(__pyx_t_1)) {
/* … */
    }
 1647:                 ls_buf,
 1648:                 col.name,
 1649:                 <int64_t>access[col.cursor.offset],
 1650:                 &err):
+1651:             _ensure_has_gil(gs)
      __pyx_f_7questdb_7ingress__ensure_has_gil(__pyx_v_gs); if (unlikely(PyErr_Occurred())) __PYX_ERR(1, 1651, __pyx_L1_error)
+1652:             raise c_err_to_py(err)
      __pyx_t_2 = __pyx_f_7questdb_7ingress_c_err_to_py(__pyx_v_err); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 1652, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_2);
      __Pyx_Raise(__pyx_t_2, 0, 0, 0);
      __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
      __PYX_ERR(1, 1652, __pyx_L1_error)
 1653: 
 1654: 
+1655: cdef void_int _dataframe_serialize_cell_column_i64__u32_arrow(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_i64__u32_arrow(struct line_sender_buffer *__pyx_v_ls_buf, CYTHON_UNUSED struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col, PyThreadState **__pyx_v_gs) {
  struct line_sender_error *__pyx_v_err;
  int __pyx_v_valid;
  uint32_t *__pyx_v_access;
  __pyx_t_7questdb_7ingress_void_int __pyx_r;
/* … */
  /* function exit code */
  __pyx_r = 0;
  goto __pyx_L0;
  __pyx_L1_error:;
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  __Pyx_AddTraceback("questdb.ingress._dataframe_serialize_cell_column_i64__u32_arrow", __pyx_clineno, __pyx_lineno, __pyx_filename);
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}
 1656:         line_sender_buffer* ls_buf,
 1657:         qdb_pystr_buf* b,
 1658:         col_t* col,
 1659:         PyThreadState** gs) except -1:
+1660:     cdef line_sender_error* err = NULL
  __pyx_v_err = NULL;
+1661:     cdef bint valid = _dataframe_arrow_is_valid(&col.cursor)
  __pyx_v_valid = __pyx_f_7questdb_7ingress__dataframe_arrow_is_valid((&__pyx_v_col->cursor));
 1662:     cdef uint32_t* access
+1663:     if valid:
  if (__pyx_v_valid) {
/* … */
  }
+1664:         access = <uint32_t*>col.cursor.chunk.buffers[1]
    __pyx_v_access = ((uint32_t *)(__pyx_v_col->cursor.chunk->buffers[1]));
+1665:         if not line_sender_buffer_column_i64(
    __pyx_t_1 = (!line_sender_buffer_column_i64(__pyx_v_ls_buf, __pyx_v_col->name, ((int64_t)(__pyx_v_access[__pyx_v_col->cursor.offset])), (&__pyx_v_err)));
    if (unlikely(__pyx_t_1)) {
/* … */
    }
 1666:                 ls_buf,
 1667:                 col.name,
 1668:                 <int64_t>access[col.cursor.offset],
 1669:                 &err):
+1670:             _ensure_has_gil(gs)
      __pyx_f_7questdb_7ingress__ensure_has_gil(__pyx_v_gs); if (unlikely(PyErr_Occurred())) __PYX_ERR(1, 1670, __pyx_L1_error)
+1671:             raise c_err_to_py(err)
      __pyx_t_2 = __pyx_f_7questdb_7ingress_c_err_to_py(__pyx_v_err); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 1671, __pyx_L1_error)
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      __PYX_ERR(1, 1671, __pyx_L1_error)
 1672: 
 1673: 
+1674: cdef void_int _dataframe_serialize_cell_column_i64__i32_arrow(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_i64__i32_arrow(struct line_sender_buffer *__pyx_v_ls_buf, CYTHON_UNUSED struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col, PyThreadState **__pyx_v_gs) {
  struct line_sender_error *__pyx_v_err;
  int __pyx_v_valid;
  int32_t *__pyx_v_access;
  __pyx_t_7questdb_7ingress_void_int __pyx_r;
/* … */
  /* function exit code */
  __pyx_r = 0;
  goto __pyx_L0;
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}
 1675:         line_sender_buffer* ls_buf,
 1676:         qdb_pystr_buf* b,
 1677:         col_t* col,
 1678:         PyThreadState** gs) except -1:
+1679:     cdef line_sender_error* err = NULL
  __pyx_v_err = NULL;
+1680:     cdef bint valid = _dataframe_arrow_is_valid(&col.cursor)
  __pyx_v_valid = __pyx_f_7questdb_7ingress__dataframe_arrow_is_valid((&__pyx_v_col->cursor));
 1681:     cdef int32_t* access
+1682:     if valid:
  if (__pyx_v_valid) {
/* … */
  }
+1683:         access = <int32_t*>col.cursor.chunk.buffers[1]
    __pyx_v_access = ((int32_t *)(__pyx_v_col->cursor.chunk->buffers[1]));
+1684:         if not line_sender_buffer_column_i64(
    __pyx_t_1 = (!line_sender_buffer_column_i64(__pyx_v_ls_buf, __pyx_v_col->name, ((int64_t)(__pyx_v_access[__pyx_v_col->cursor.offset])), (&__pyx_v_err)));
    if (unlikely(__pyx_t_1)) {
/* … */
    }
 1685:                 ls_buf,
 1686:                 col.name,
 1687:                 <int64_t>access[col.cursor.offset],
 1688:                 &err):
+1689:             _ensure_has_gil(gs)
      __pyx_f_7questdb_7ingress__ensure_has_gil(__pyx_v_gs); if (unlikely(PyErr_Occurred())) __PYX_ERR(1, 1689, __pyx_L1_error)
+1690:             raise c_err_to_py(err)
      __pyx_t_2 = __pyx_f_7questdb_7ingress_c_err_to_py(__pyx_v_err); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 1690, __pyx_L1_error)
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 1691: 
 1692: 
+1693: cdef void_int _dataframe_serialize_cell_column_i64__u64_arrow(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_i64__u64_arrow(struct line_sender_buffer *__pyx_v_ls_buf, CYTHON_UNUSED struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col, PyThreadState **__pyx_v_gs) {
  struct line_sender_error *__pyx_v_err;
  int __pyx_v_valid;
  uint64_t *__pyx_v_access;
  uint64_t __pyx_v_cell;
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/* … */
  /* function exit code */
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}
 1694:         line_sender_buffer* ls_buf,
 1695:         qdb_pystr_buf* b,
 1696:         col_t* col,
 1697:         PyThreadState** gs) except -1:
+1698:     cdef line_sender_error* err = NULL
  __pyx_v_err = NULL;
+1699:     cdef bint valid = _dataframe_arrow_is_valid(&col.cursor)
  __pyx_v_valid = __pyx_f_7questdb_7ingress__dataframe_arrow_is_valid((&__pyx_v_col->cursor));
 1700:     cdef uint64_t* access
 1701:     cdef uint64_t cell
+1702:     if valid:
  if (__pyx_v_valid) {
/* … */
  }
+1703:         access = <uint64_t*>col.cursor.chunk.buffers[1]
    __pyx_v_access = ((uint64_t *)(__pyx_v_col->cursor.chunk->buffers[1]));
+1704:         cell = access[col.cursor.offset]
    __pyx_v_cell = (__pyx_v_access[__pyx_v_col->cursor.offset]);
+1705:         if cell > <uint64_t>INT64_MAX:
    __pyx_t_1 = (__pyx_v_cell > ((uint64_t)INT64_MAX));
    if (unlikely(__pyx_t_1)) {
/* … */
    }
+1706:             _ensure_has_gil(gs)
      __pyx_f_7questdb_7ingress__ensure_has_gil(__pyx_v_gs); if (unlikely(PyErr_Occurred())) __PYX_ERR(1, 1706, __pyx_L1_error)
+1707:             raise OverflowError('uint64 value too large for int64 column type.')
      __pyx_t_2 = __Pyx_PyObject_Call(__pyx_builtin_OverflowError, __pyx_tuple__26, NULL); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 1707, __pyx_L1_error)
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      __PYX_ERR(1, 1707, __pyx_L1_error)
+1708:         if not line_sender_buffer_column_i64(
    __pyx_t_1 = (!line_sender_buffer_column_i64(__pyx_v_ls_buf, __pyx_v_col->name, ((int64_t)__pyx_v_cell), (&__pyx_v_err)));
    if (unlikely(__pyx_t_1)) {
/* … */
    }
 1709:                 ls_buf,
 1710:                 col.name,
 1711:                 <int64_t>cell,
 1712:                 &err):
+1713:             _ensure_has_gil(gs)
      __pyx_f_7questdb_7ingress__ensure_has_gil(__pyx_v_gs); if (unlikely(PyErr_Occurred())) __PYX_ERR(1, 1713, __pyx_L1_error)
+1714:             raise c_err_to_py(err)
      __pyx_t_2 = __pyx_f_7questdb_7ingress_c_err_to_py(__pyx_v_err); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 1714, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_2);
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      __PYX_ERR(1, 1714, __pyx_L1_error)
 1715: 
 1716: 
+1717: cdef void_int _dataframe_serialize_cell_column_i64__i64_arrow(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_i64__i64_arrow(struct line_sender_buffer *__pyx_v_ls_buf, CYTHON_UNUSED struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col, PyThreadState **__pyx_v_gs) {
  struct line_sender_error *__pyx_v_err;
  int __pyx_v_valid;
  int64_t *__pyx_v_access;
  __pyx_t_7questdb_7ingress_void_int __pyx_r;
/* … */
  /* function exit code */
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  goto __pyx_L0;
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  __Pyx_AddTraceback("questdb.ingress._dataframe_serialize_cell_column_i64__i64_arrow", __pyx_clineno, __pyx_lineno, __pyx_filename);
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  __pyx_L0:;
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  return __pyx_r;
}
 1718:         line_sender_buffer* ls_buf,
 1719:         qdb_pystr_buf* b,
 1720:         col_t* col,
 1721:         PyThreadState** gs) except -1:
+1722:     cdef line_sender_error* err = NULL
  __pyx_v_err = NULL;
+1723:     cdef bint valid = _dataframe_arrow_is_valid(&col.cursor)
  __pyx_v_valid = __pyx_f_7questdb_7ingress__dataframe_arrow_is_valid((&__pyx_v_col->cursor));
 1724:     cdef int64_t* access
+1725:     if valid:
  if (__pyx_v_valid) {
/* … */
  }
+1726:         access = <int64_t*>col.cursor.chunk.buffers[1]
    __pyx_v_access = ((int64_t *)(__pyx_v_col->cursor.chunk->buffers[1]));
+1727:         if not line_sender_buffer_column_i64(
    __pyx_t_1 = (!line_sender_buffer_column_i64(__pyx_v_ls_buf, __pyx_v_col->name, (__pyx_v_access[__pyx_v_col->cursor.offset]), (&__pyx_v_err)));
    if (unlikely(__pyx_t_1)) {
/* … */
    }
 1728:                 ls_buf,
 1729:                 col.name,
 1730:                 access[col.cursor.offset],
 1731:                 &err):
+1732:             _ensure_has_gil(gs)
      __pyx_f_7questdb_7ingress__ensure_has_gil(__pyx_v_gs); if (unlikely(PyErr_Occurred())) __PYX_ERR(1, 1732, __pyx_L1_error)
+1733:             raise c_err_to_py(err)
      __pyx_t_2 = __pyx_f_7questdb_7ingress_c_err_to_py(__pyx_v_err); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 1733, __pyx_L1_error)
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 1734: 
 1735: 
+1736: cdef void_int _dataframe_serialize_cell_column_f64__float_pyobj(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_f64__float_pyobj(struct line_sender_buffer *__pyx_v_ls_buf, CYTHON_UNUSED struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col) {
  struct line_sender_error *__pyx_v_err;
  PyObject **__pyx_v_access;
  PyObject *__pyx_v_cell;
  double __pyx_v_value;
  __pyx_t_7questdb_7ingress_void_int __pyx_r;
/* … */
  /* function exit code */
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  goto __pyx_L0;
  __pyx_L1_error:;
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  __Pyx_XDECREF(__pyx_t_3);
  __Pyx_AddTraceback("questdb.ingress._dataframe_serialize_cell_column_f64__float_pyobj", __pyx_clineno, __pyx_lineno, __pyx_filename);
  __pyx_r = -1;
  __pyx_L0:;
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}
 1737:         line_sender_buffer* ls_buf,
 1738:         qdb_pystr_buf* b,
 1739:         col_t* col) except -1:
+1740:     cdef line_sender_error* err = NULL
  __pyx_v_err = NULL;
+1741:     cdef PyObject** access = <PyObject**>col.cursor.chunk.buffers[1]
  __pyx_v_access = ((PyObject **)(__pyx_v_col->cursor.chunk->buffers[1]));
+1742:     cdef PyObject* cell = access[col.cursor.offset]
  __pyx_v_cell = (__pyx_v_access[__pyx_v_col->cursor.offset]);
 1743:     cdef double value
+1744:     if PyFloat_CheckExact(cell):
  __pyx_t_1 = PyFloat_CheckExact(__pyx_v_cell);
  if (__pyx_t_1) {
/* … */
    goto __pyx_L3;
  }
+1745:         value = PyFloat_AS_DOUBLE(cell)
    __pyx_v_value = PyFloat_AS_DOUBLE(__pyx_v_cell);
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    __pyx_t_1 = (!line_sender_buffer_column_f64(__pyx_v_ls_buf, __pyx_v_col->name, __pyx_v_value, (&__pyx_v_err)));
    if (unlikely(__pyx_t_1)) {
/* … */
    }
+1747:             raise c_err_to_py(err)
      __pyx_t_2 = __pyx_f_7questdb_7ingress_c_err_to_py(__pyx_v_err); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 1747, __pyx_L1_error)
      __Pyx_GOTREF(__pyx_t_2);
      __Pyx_Raise(__pyx_t_2, 0, 0, 0);
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      __PYX_ERR(1, 1747, __pyx_L1_error)
+1748:     elif _dataframe_is_null_pyobj(cell):
  __pyx_t_1 = __pyx_f_7questdb_7ingress__dataframe_is_null_pyobj(__pyx_v_cell);
  if (likely(__pyx_t_1)) {
    goto __pyx_L3;
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 1749:         pass
 1750:     else:
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  /*else*/ {
/* … */
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  }
  __pyx_L3:;
+1752:             'Expected an object of type float, got an object of type ' +
    __pyx_t_3 = __Pyx_PyUnicode_ConcatSafe(__pyx_kp_u_Expected_an_object_of_type_float, __pyx_t_2); if (unlikely(!__pyx_t_3)) __PYX_ERR(1, 1752, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_3);
    __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
+1753:             _fqn(type(<object>cell)) + '.')
    __pyx_t_2 = __pyx_f_7questdb_7ingress__fqn(((PyTypeObject*)((PyObject *)Py_TYPE(((PyObject *)__pyx_v_cell))))); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 1753, __pyx_L1_error)
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/* … */
    __pyx_t_2 = __Pyx_PyUnicode_ConcatInPlace(__pyx_t_3, __pyx_kp_u__5); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 1753, __pyx_L1_error)
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 1754: 
 1755: 
+1756: cdef void_int _dataframe_serialize_cell_column_f64__f32_numpy(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_f64__f32_numpy(struct line_sender_buffer *__pyx_v_ls_buf, CYTHON_UNUSED struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col, PyThreadState **__pyx_v_gs) {
  struct line_sender_error *__pyx_v_err;
  float *__pyx_v_access;
  float __pyx_v_cell;
  __pyx_t_7questdb_7ingress_void_int __pyx_r;
/* … */
  /* function exit code */
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  goto __pyx_L0;
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  __pyx_r = -1;
  __pyx_L0:;
  __Pyx_RefNannyFinishContext();
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}
 1757:         line_sender_buffer* ls_buf,
 1758:         qdb_pystr_buf* b,
 1759:         col_t* col,
 1760:         PyThreadState** gs) except -1:
+1761:     cdef line_sender_error* err = NULL
  __pyx_v_err = NULL;
 1762:     # Note: This is the C `float` type, not the Python `float` type.
+1763:     cdef float* access = <float*>col.cursor.chunk.buffers[1]
  __pyx_v_access = ((float *)(__pyx_v_col->cursor.chunk->buffers[1]));
+1764:     cdef float cell = access[col.cursor.offset]
  __pyx_v_cell = (__pyx_v_access[__pyx_v_col->cursor.offset]);
+1765:     if not line_sender_buffer_column_f64(ls_buf, col.name, <double>cell, &err):
  __pyx_t_1 = (!line_sender_buffer_column_f64(__pyx_v_ls_buf, __pyx_v_col->name, ((double)__pyx_v_cell), (&__pyx_v_err)));
  if (unlikely(__pyx_t_1)) {
/* … */
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+1766:         _ensure_has_gil(gs)
    __pyx_f_7questdb_7ingress__ensure_has_gil(__pyx_v_gs); if (unlikely(PyErr_Occurred())) __PYX_ERR(1, 1766, __pyx_L1_error)
+1767:         raise c_err_to_py(err)
    __pyx_t_2 = __pyx_f_7questdb_7ingress_c_err_to_py(__pyx_v_err); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 1767, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_2);
    __Pyx_Raise(__pyx_t_2, 0, 0, 0);
    __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
    __PYX_ERR(1, 1767, __pyx_L1_error)
 1768: 
 1769: 
+1770: cdef void_int _dataframe_serialize_cell_column_f64__f64_numpy(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_f64__f64_numpy(struct line_sender_buffer *__pyx_v_ls_buf, CYTHON_UNUSED struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col, PyThreadState **__pyx_v_gs) {
  struct line_sender_error *__pyx_v_err;
  double *__pyx_v_access;
  double __pyx_v_cell;
  __pyx_t_7questdb_7ingress_void_int __pyx_r;
/* … */
  /* function exit code */
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  goto __pyx_L0;
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  __pyx_r = -1;
  __pyx_L0:;
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}
 1771:         line_sender_buffer* ls_buf,
 1772:         qdb_pystr_buf* b,
 1773:         col_t* col,
 1774:         PyThreadState** gs) except -1:
+1775:     cdef line_sender_error* err = NULL
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/* … */
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 1782: 
+1783: cdef void_int _dataframe_serialize_cell_column_f64__f32_arrow(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_f64__f32_arrow(struct line_sender_buffer *__pyx_v_ls_buf, CYTHON_UNUSED struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col, PyThreadState **__pyx_v_gs) {
  struct line_sender_error *__pyx_v_err;
  int __pyx_v_valid;
  float *__pyx_v_access;
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/* … */
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 1784:         line_sender_buffer* ls_buf,
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 1787:         PyThreadState** gs) except -1:
+1788:     cdef line_sender_error* err = NULL
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 1790:     cdef float* access
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/* … */
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+1792:         access = <float*>col.cursor.chunk.buffers[1]
    __pyx_v_access = ((float *)(__pyx_v_col->cursor.chunk->buffers[1]));
+1793:         if not line_sender_buffer_column_f64(
    __pyx_t_1 = (!line_sender_buffer_column_f64(__pyx_v_ls_buf, __pyx_v_col->name, ((double)(__pyx_v_access[__pyx_v_col->cursor.offset])), (&__pyx_v_err)));
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/* … */
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 1794:                 ls_buf,
 1795:                 col.name,
 1796:                 <double>access[col.cursor.offset],
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      __pyx_f_7questdb_7ingress__ensure_has_gil(__pyx_v_gs); if (unlikely(PyErr_Occurred())) __PYX_ERR(1, 1798, __pyx_L1_error)
+1799:             raise c_err_to_py(err)
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 1800: 
 1801: 
+1802: cdef void_int _dataframe_serialize_cell_column_f64__f64_arrow(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_f64__f64_arrow(struct line_sender_buffer *__pyx_v_ls_buf, CYTHON_UNUSED struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col, PyThreadState **__pyx_v_gs) {
  struct line_sender_error *__pyx_v_err;
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/* … */
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 1803:         line_sender_buffer* ls_buf,
 1804:         qdb_pystr_buf* b,
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 1806:         PyThreadState** gs) except -1:
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 1809:     cdef double* access
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/* … */
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/* … */
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 1813:                 ls_buf,
 1814:                 col.name,
 1815:                 access[col.cursor.offset],
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      __pyx_f_7questdb_7ingress__ensure_has_gil(__pyx_v_gs); if (unlikely(PyErr_Occurred())) __PYX_ERR(1, 1817, __pyx_L1_error)
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 1819: 
 1820: 
+1821: cdef void_int _dataframe_serialize_cell_column_str__str_pyobj(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_str__str_pyobj(struct line_sender_buffer *__pyx_v_ls_buf, struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col) {
  struct line_sender_error *__pyx_v_err;
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/* … */
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 1822:         line_sender_buffer* ls_buf,
 1823:         qdb_pystr_buf* b,
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  __pyx_v_err = NULL;
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 1827:     cdef line_sender_utf8 utf8
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    goto __pyx_L4_bool_binop_done;
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/* … */
  __pyx_t_3 = (!line_sender_buffer_column_str(__pyx_v_ls_buf, __pyx_v_col->name, __pyx_v_utf8, (&__pyx_v_err)));
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/* … */
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/* … */
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 1830:             ls_buf, col.name, utf8, &err):
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 1832: 
 1833: 
+1834: cdef void_int _dataframe_serialize_cell_column_str__str_arrow(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_str__str_arrow(struct line_sender_buffer *__pyx_v_ls_buf, CYTHON_UNUSED struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col, PyThreadState **__pyx_v_gs) {
  struct line_sender_error *__pyx_v_err;
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/* … */
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 1835:         line_sender_buffer* ls_buf,
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 1838:         PyThreadState** gs) except -1:
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  __pyx_v_err = NULL;
 1840:     cdef line_sender_utf8 utf8
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  if (__pyx_t_1) {
/* … */
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+1842:         if not line_sender_buffer_column_str(ls_buf, col.name, utf8, &err):
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    if (unlikely(__pyx_t_1)) {
/* … */
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+1843:             _ensure_has_gil(gs)
      __pyx_f_7questdb_7ingress__ensure_has_gil(__pyx_v_gs); if (unlikely(PyErr_Occurred())) __PYX_ERR(1, 1843, __pyx_L1_error)
+1844:             raise c_err_to_py(err)
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 1845: 
 1846: 
+1847: cdef void_int _dataframe_serialize_cell_column_str__str_i8_cat(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_str__str_i8_cat(struct line_sender_buffer *__pyx_v_ls_buf, CYTHON_UNUSED struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col, PyThreadState **__pyx_v_gs) {
  struct line_sender_error *__pyx_v_err;
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/* … */
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 1848:         line_sender_buffer* ls_buf,
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 1853:     cdef line_sender_utf8 utf8
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  if (__pyx_t_1) {
/* … */
  }
+1855:         if not line_sender_buffer_column_str(ls_buf, col.name, utf8, &err):
    __pyx_t_1 = (!line_sender_buffer_column_str(__pyx_v_ls_buf, __pyx_v_col->name, __pyx_v_utf8, (&__pyx_v_err)));
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/* … */
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      __pyx_f_7questdb_7ingress__ensure_has_gil(__pyx_v_gs); if (unlikely(PyErr_Occurred())) __PYX_ERR(1, 1856, __pyx_L1_error)
+1857:             raise c_err_to_py(err)
      __pyx_t_2 = __pyx_f_7questdb_7ingress_c_err_to_py(__pyx_v_err); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 1857, __pyx_L1_error)
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 1858: 
 1859: 
+1860: cdef void_int _dataframe_serialize_cell_column_str__str_i16_cat(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_str__str_i16_cat(struct line_sender_buffer *__pyx_v_ls_buf, CYTHON_UNUSED struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col, PyThreadState **__pyx_v_gs) {
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/* … */
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  if (__pyx_t_1) {
/* … */
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+1868:         if not line_sender_buffer_column_str(ls_buf, col.name, utf8, &err):
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/* … */
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      __pyx_t_2 = __pyx_f_7questdb_7ingress_c_err_to_py(__pyx_v_err); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 1870, __pyx_L1_error)
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 1871: 
 1872: 
+1873: cdef void_int _dataframe_serialize_cell_column_str__str_i32_cat(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_str__str_i32_cat(struct line_sender_buffer *__pyx_v_ls_buf, CYTHON_UNUSED struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col, PyThreadState **__pyx_v_gs) {
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/* … */
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 1874:         line_sender_buffer* ls_buf,
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 1877:         PyThreadState** gs) except -1:
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/* … */
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/* … */
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 1884: 
 1885: 
+1886: cdef void_int _dataframe_serialize_cell_column_ts__dt64ns_numpy(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_ts__dt64ns_numpy(struct line_sender_buffer *__pyx_v_ls_buf, CYTHON_UNUSED struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col, PyThreadState **__pyx_v_gs) {
  struct line_sender_error *__pyx_v_err;
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  __pyx_t_7questdb_7ingress_void_int __pyx_r;
/* … */
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 1887:         line_sender_buffer* ls_buf,
 1888:         qdb_pystr_buf* b,
 1889:         col_t* col,
 1890:         PyThreadState** gs) except -1:
+1891:     cdef line_sender_error* err = NULL
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+1894:     if cell != _NAT:
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  if (__pyx_t_1) {
/* … */
  }
+1895:         if not line_sender_buffer_column_ts_nanos(ls_buf, col.name, cell, &err):
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/* … */
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 1898: 
 1899: 
+1900: cdef void_int _dataframe_serialize_cell_column_ts__dt64ns_tz_arrow(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_ts__dt64ns_tz_arrow(struct line_sender_buffer *__pyx_v_ls_buf, CYTHON_UNUSED struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col, PyThreadState **__pyx_v_gs) {
  struct line_sender_error *__pyx_v_err;
  int __pyx_v_valid;
  int64_t __pyx_v_cell;
  int64_t *__pyx_v_access;
  __pyx_t_7questdb_7ingress_void_int __pyx_r;
/* … */
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 1901:         line_sender_buffer* ls_buf,
 1902:         qdb_pystr_buf* b,
 1903:         col_t* col,
 1904:         PyThreadState** gs) except -1:
+1905:     cdef line_sender_error* err = NULL
  __pyx_v_err = NULL;
+1906:     cdef bint valid = _dataframe_arrow_is_valid(&col.cursor)
  __pyx_v_valid = __pyx_f_7questdb_7ingress__dataframe_arrow_is_valid((&__pyx_v_col->cursor));
 1907:     cdef int64_t cell
 1908:     cdef int64_t* access
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  if (__pyx_v_valid) {
/* … */
  }
+1910:         access = <int64_t*>col.cursor.chunk.buffers[1]
    __pyx_v_access = ((int64_t *)(__pyx_v_col->cursor.chunk->buffers[1]));
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+1912:         if not line_sender_buffer_column_ts_nanos(ls_buf, col.name, cell, &err):
    __pyx_t_1 = (!line_sender_buffer_column_ts_nanos(__pyx_v_ls_buf, __pyx_v_col->name, __pyx_v_cell, (&__pyx_v_err)));
    if (unlikely(__pyx_t_1)) {
/* … */
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+1913:             _ensure_has_gil(gs)
      __pyx_f_7questdb_7ingress__ensure_has_gil(__pyx_v_gs); if (unlikely(PyErr_Occurred())) __PYX_ERR(1, 1913, __pyx_L1_error)
+1914:             raise c_err_to_py(err)
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 1915: 
 1916: 
+1917: cdef void_int _dataframe_serialize_cell_at_dt64ns_numpy(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell_at_dt64ns_numpy(struct line_sender_buffer *__pyx_v_ls_buf, CYTHON_UNUSED struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col, PyThreadState **__pyx_v_gs) {
  struct line_sender_error *__pyx_v_err;
  int64_t *__pyx_v_access;
  int64_t __pyx_v_cell;
  __pyx_t_7questdb_7ingress_void_int __pyx_r;
/* … */
  /* function exit code */
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  __pyx_L1_error:;
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 1918:         line_sender_buffer* ls_buf,
 1919:         qdb_pystr_buf* b,
 1920:         col_t* col,
 1921:         PyThreadState** gs) except -1:
+1922:     cdef line_sender_error* err = NULL
  __pyx_v_err = NULL;
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  __pyx_v_access = ((int64_t *)(__pyx_v_col->cursor.chunk->buffers[1]));
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  __pyx_t_1 = (__pyx_v_cell == __pyx_v_7questdb_7ingress__NAT);
  if (__pyx_t_1) {
/* … */
    goto __pyx_L3;
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+1926:         if not line_sender_buffer_at_now(ls_buf, &err):
    __pyx_t_1 = (!line_sender_buffer_at_now(__pyx_v_ls_buf, (&__pyx_v_err)));
    if (unlikely(__pyx_t_1)) {
/* … */
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+1927:             _ensure_has_gil(gs)
      __pyx_f_7questdb_7ingress__ensure_has_gil(__pyx_v_gs); if (unlikely(PyErr_Occurred())) __PYX_ERR(1, 1927, __pyx_L1_error)
+1928:             raise c_err_to_py(err)
      __pyx_t_2 = __pyx_f_7questdb_7ingress_c_err_to_py(__pyx_v_err); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 1928, __pyx_L1_error)
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      __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
      __PYX_ERR(1, 1928, __pyx_L1_error)
 1929:     else:
 1930:         # Note: ls_buf will validate against negative numbers.
+1931:         if not line_sender_buffer_at_nanos(ls_buf, cell, &err):
  /*else*/ {
    __pyx_t_1 = (!line_sender_buffer_at_nanos(__pyx_v_ls_buf, __pyx_v_cell, (&__pyx_v_err)));
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/* … */
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  __pyx_L3:;
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+1933:             raise c_err_to_py(err)
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 1934: 
 1935: 
+1936: cdef void_int _dataframe_serialize_cell_at_dt64ns_tz_arrow(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell_at_dt64ns_tz_arrow(struct line_sender_buffer *__pyx_v_ls_buf, CYTHON_UNUSED struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col, PyThreadState **__pyx_v_gs) {
  struct line_sender_error *__pyx_v_err;
  int __pyx_v_valid;
  int64_t *__pyx_v_access;
  int64_t __pyx_v_cell;
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/* … */
  /* function exit code */
  __pyx_r = 0;
  goto __pyx_L0;
  __pyx_L1_error:;
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  __Pyx_AddTraceback("questdb.ingress._dataframe_serialize_cell_at_dt64ns_tz_arrow", __pyx_clineno, __pyx_lineno, __pyx_filename);
  __pyx_r = -1;
  __pyx_L0:;
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  return __pyx_r;
}
 1937:         line_sender_buffer* ls_buf,
 1938:         qdb_pystr_buf* b,
 1939:         col_t* col,
 1940:         PyThreadState** gs) except -1:
+1941:     cdef line_sender_error* err = NULL
  __pyx_v_err = NULL;
+1942:     cdef bint valid = _dataframe_arrow_is_valid(&col.cursor)
  __pyx_v_valid = __pyx_f_7questdb_7ingress__dataframe_arrow_is_valid((&__pyx_v_col->cursor));
 1943:     cdef int64_t* access
 1944:     cdef int64_t cell
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  if (__pyx_v_valid) {
/* … */
    goto __pyx_L3;
  }
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    __pyx_v_access = ((int64_t *)(__pyx_v_col->cursor.chunk->buffers[1]));
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    __pyx_v_cell = (__pyx_v_access[__pyx_v_col->cursor.offset]);
 1948:         # Note: ls_buf will validate against negative numbers.
+1949:         if not line_sender_buffer_at_nanos(ls_buf, cell, &err):
    __pyx_t_1 = (!line_sender_buffer_at_nanos(__pyx_v_ls_buf, __pyx_v_cell, (&__pyx_v_err)));
    if (unlikely(__pyx_t_1)) {
/* … */
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+1950:             _ensure_has_gil(gs)
      __pyx_f_7questdb_7ingress__ensure_has_gil(__pyx_v_gs); if (unlikely(PyErr_Occurred())) __PYX_ERR(1, 1950, __pyx_L1_error)
+1951:             raise c_err_to_py(err)
      __pyx_t_2 = __pyx_f_7questdb_7ingress_c_err_to_py(__pyx_v_err); if (unlikely(!__pyx_t_2)) __PYX_ERR(1, 1951, __pyx_L1_error)
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      __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
      __PYX_ERR(1, 1951, __pyx_L1_error)
 1952:     else:
+1953:         if not line_sender_buffer_at_now(ls_buf, &err):
  /*else*/ {
    __pyx_t_1 = (!line_sender_buffer_at_now(__pyx_v_ls_buf, (&__pyx_v_err)));
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/* … */
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+1954:             _ensure_has_gil(gs)
      __pyx_f_7questdb_7ingress__ensure_has_gil(__pyx_v_gs); if (unlikely(PyErr_Occurred())) __PYX_ERR(1, 1954, __pyx_L1_error)
+1955:             raise c_err_to_py(err)
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 1956: 
 1957: 
+1958: cdef void_int _dataframe_serialize_cell(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_serialize_cell(struct line_sender_buffer *__pyx_v_ls_buf, struct qdb_pystr_buf *__pyx_v_b, struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col, PyThreadState **__pyx_v_gs) {
  enum __pyx_t_7questdb_7ingress_col_dispatch_code_t __pyx_v_dc;
  __pyx_t_7questdb_7ingress_void_int __pyx_r;
/* … */
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  goto __pyx_L0;
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 1959:         line_sender_buffer* ls_buf,
 1960:         qdb_pystr_buf* b,
 1961:         col_t* col,
 1962:         PyThreadState** gs) except -1:
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  __pyx_t_1 = __pyx_v_col->dispatch_code;
  __pyx_v_dc = __pyx_t_1;
 1964:     # Note!: Code below will generate a `switch` statement.
 1965:     # Ensure this happens! Don't break the `dc == ...` pattern.
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  switch (__pyx_v_dc) {
    case __pyx_e_7questdb_7ingress_col_dispatch_code_skip_nulls:
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    case __pyx_e_7questdb_7ingress_col_dispatch_code_table__str_pyobj:
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    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_table__str_arrow:
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    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_table__str_pyobj(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 1969, __pyx_L1_error)
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    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_table__str_i8_cat:
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    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_table__str_arrow(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 1971, __pyx_L1_error)
+1972:     elif dc == col_dispatch_code_t.col_dispatch_code_table__str_i8_cat:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_table__str_i16_cat:
+1973:         _dataframe_serialize_cell_table__str_i8_cat(ls_buf, b, col, gs)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_table__str_i8_cat(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 1973, __pyx_L1_error)
+1974:     elif dc == col_dispatch_code_t.col_dispatch_code_table__str_i16_cat:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_table__str_i32_cat:
+1975:         _dataframe_serialize_cell_table__str_i16_cat(ls_buf, b, col, gs)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_table__str_i16_cat(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 1975, __pyx_L1_error)
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    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_symbol__str_pyobj:
+1977:         _dataframe_serialize_cell_table__str_i32_cat(ls_buf, b, col, gs)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_table__str_i32_cat(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 1977, __pyx_L1_error)
+1978:     elif dc == col_dispatch_code_t.col_dispatch_code_symbol__str_pyobj:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_symbol__str_arrow:
+1979:         _dataframe_serialize_cell_symbol__str_pyobj(ls_buf, b, col)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_symbol__str_pyobj(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 1979, __pyx_L1_error)
+1980:     elif dc == col_dispatch_code_t.col_dispatch_code_symbol__str_arrow:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_symbol__str_i8_cat:
+1981:         _dataframe_serialize_cell_symbol__str_arrow(ls_buf, b, col, gs)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_symbol__str_arrow(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 1981, __pyx_L1_error)
+1982:     elif dc == col_dispatch_code_t.col_dispatch_code_symbol__str_i8_cat:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_symbol__str_i16_cat:
+1983:         _dataframe_serialize_cell_symbol__str_i8_cat(ls_buf, b, col, gs)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_symbol__str_i8_cat(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 1983, __pyx_L1_error)
+1984:     elif dc == col_dispatch_code_t.col_dispatch_code_symbol__str_i16_cat:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_symbol__str_i32_cat:
+1985:         _dataframe_serialize_cell_symbol__str_i16_cat(ls_buf, b, col, gs)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_symbol__str_i16_cat(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 1985, __pyx_L1_error)
+1986:     elif dc == col_dispatch_code_t.col_dispatch_code_symbol__str_i32_cat:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_column_bool__bool_pyobj:
+1987:         _dataframe_serialize_cell_symbol__str_i32_cat(ls_buf, b, col, gs)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_symbol__str_i32_cat(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 1987, __pyx_L1_error)
+1988:     elif dc == col_dispatch_code_t.col_dispatch_code_column_bool__bool_pyobj:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_column_bool__bool_numpy:
+1989:         _dataframe_serialize_cell_column_bool__bool_pyobj(ls_buf, b, col)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_bool__bool_pyobj(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 1989, __pyx_L1_error)
+1990:     elif dc == col_dispatch_code_t.col_dispatch_code_column_bool__bool_numpy:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_column_bool__bool_arrow:
+1991:         _dataframe_serialize_cell_column_bool__bool_numpy(ls_buf, b, col, gs)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_bool__bool_numpy(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 1991, __pyx_L1_error)
+1992:     elif dc == col_dispatch_code_t.col_dispatch_code_column_bool__bool_arrow:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_column_i64__int_pyobj:
+1993:         _dataframe_serialize_cell_column_bool__bool_arrow(ls_buf, b, col, gs)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_bool__bool_arrow(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 1993, __pyx_L1_error)
+1994:     elif dc == col_dispatch_code_t.col_dispatch_code_column_i64__int_pyobj:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_column_i64__u8_numpy:
+1995:         _dataframe_serialize_cell_column_i64__int_pyobj(ls_buf, b, col)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_i64__int_pyobj(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 1995, __pyx_L1_error)
+1996:     elif dc == col_dispatch_code_t.col_dispatch_code_column_i64__u8_numpy:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_column_i64__i8_numpy:
+1997:         _dataframe_serialize_cell_column_i64__u8_numpy(ls_buf, b, col, gs)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_i64__u8_numpy(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 1997, __pyx_L1_error)
+1998:     elif dc == col_dispatch_code_t.col_dispatch_code_column_i64__i8_numpy:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_column_i64__u16_numpy:
+1999:         _dataframe_serialize_cell_column_i64__i8_numpy(ls_buf, b, col, gs)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_i64__i8_numpy(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 1999, __pyx_L1_error)
+2000:     elif dc == col_dispatch_code_t.col_dispatch_code_column_i64__u16_numpy:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_column_i64__i16_numpy:
+2001:         _dataframe_serialize_cell_column_i64__u16_numpy(ls_buf, b, col, gs)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_i64__u16_numpy(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 2001, __pyx_L1_error)
+2002:     elif dc == col_dispatch_code_t.col_dispatch_code_column_i64__i16_numpy:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_column_i64__u32_numpy:
+2003:         _dataframe_serialize_cell_column_i64__i16_numpy(ls_buf, b, col, gs)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_i64__i16_numpy(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 2003, __pyx_L1_error)
+2004:     elif dc == col_dispatch_code_t.col_dispatch_code_column_i64__u32_numpy:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_column_i64__i32_numpy:
+2005:         _dataframe_serialize_cell_column_i64__u32_numpy(ls_buf, b, col, gs)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_i64__u32_numpy(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 2005, __pyx_L1_error)
+2006:     elif dc == col_dispatch_code_t.col_dispatch_code_column_i64__i32_numpy:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_column_i64__u64_numpy:
+2007:         _dataframe_serialize_cell_column_i64__i32_numpy(ls_buf, b, col, gs)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_i64__i32_numpy(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 2007, __pyx_L1_error)
+2008:     elif dc == col_dispatch_code_t.col_dispatch_code_column_i64__u64_numpy:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_column_i64__i64_numpy:
+2009:         _dataframe_serialize_cell_column_i64__u64_numpy(ls_buf, b, col, gs)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_i64__u64_numpy(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 2009, __pyx_L1_error)
+2010:     elif dc == col_dispatch_code_t.col_dispatch_code_column_i64__i64_numpy:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_column_i64__u8_arrow:
+2011:         _dataframe_serialize_cell_column_i64__i64_numpy(ls_buf, b, col, gs)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_i64__i64_numpy(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 2011, __pyx_L1_error)
+2012:     elif dc == col_dispatch_code_t.col_dispatch_code_column_i64__u8_arrow:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_column_i64__i8_arrow:
+2013:         _dataframe_serialize_cell_column_i64__u8_arrow(ls_buf, b, col, gs)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_i64__u8_arrow(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 2013, __pyx_L1_error)
+2014:     elif dc == col_dispatch_code_t.col_dispatch_code_column_i64__i8_arrow:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_column_i64__u16_arrow:
+2015:         _dataframe_serialize_cell_column_i64__i8_arrow(ls_buf, b, col, gs)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_i64__i8_arrow(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 2015, __pyx_L1_error)
+2016:     elif dc == col_dispatch_code_t.col_dispatch_code_column_i64__u16_arrow:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_column_i64__i16_arrow:
+2017:         _dataframe_serialize_cell_column_i64__u16_arrow(ls_buf, b, col, gs)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_i64__u16_arrow(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 2017, __pyx_L1_error)
+2018:     elif dc == col_dispatch_code_t.col_dispatch_code_column_i64__i16_arrow:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_column_i64__u32_arrow:
+2019:         _dataframe_serialize_cell_column_i64__i16_arrow(ls_buf, b, col, gs)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_i64__i16_arrow(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 2019, __pyx_L1_error)
+2020:     elif dc == col_dispatch_code_t.col_dispatch_code_column_i64__u32_arrow:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_column_i64__i32_arrow:
+2021:         _dataframe_serialize_cell_column_i64__u32_arrow(ls_buf, b, col, gs)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_i64__u32_arrow(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 2021, __pyx_L1_error)
+2022:     elif dc == col_dispatch_code_t.col_dispatch_code_column_i64__i32_arrow:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_column_i64__u64_arrow:
+2023:         _dataframe_serialize_cell_column_i64__i32_arrow(ls_buf, b, col, gs)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_i64__i32_arrow(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 2023, __pyx_L1_error)
+2024:     elif dc == col_dispatch_code_t.col_dispatch_code_column_i64__u64_arrow:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_column_i64__i64_arrow:
+2025:         _dataframe_serialize_cell_column_i64__u64_arrow(ls_buf, b, col, gs)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_i64__u64_arrow(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 2025, __pyx_L1_error)
+2026:     elif dc == col_dispatch_code_t.col_dispatch_code_column_i64__i64_arrow:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_column_f64__float_pyobj:
+2027:         _dataframe_serialize_cell_column_i64__i64_arrow(ls_buf, b, col, gs)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_i64__i64_arrow(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 2027, __pyx_L1_error)
+2028:     elif dc == col_dispatch_code_t.col_dispatch_code_column_f64__float_pyobj:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_column_f64__f32_numpy:
+2029:         _dataframe_serialize_cell_column_f64__float_pyobj(ls_buf, b, col)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_f64__float_pyobj(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 2029, __pyx_L1_error)
+2030:     elif dc == col_dispatch_code_t.col_dispatch_code_column_f64__f32_numpy:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_column_f64__f64_numpy:
+2031:         _dataframe_serialize_cell_column_f64__f32_numpy(ls_buf, b, col, gs)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_f64__f32_numpy(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 2031, __pyx_L1_error)
+2032:     elif dc == col_dispatch_code_t.col_dispatch_code_column_f64__f64_numpy:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_column_f64__f32_arrow:
+2033:         _dataframe_serialize_cell_column_f64__f64_numpy(ls_buf, b, col, gs)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_f64__f64_numpy(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 2033, __pyx_L1_error)
+2034:     elif dc == col_dispatch_code_t.col_dispatch_code_column_f64__f32_arrow:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_column_f64__f64_arrow:
+2035:         _dataframe_serialize_cell_column_f64__f32_arrow(ls_buf, b, col, gs)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_f64__f32_arrow(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 2035, __pyx_L1_error)
+2036:     elif dc == col_dispatch_code_t.col_dispatch_code_column_f64__f64_arrow:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_column_str__str_pyobj:
+2037:         _dataframe_serialize_cell_column_f64__f64_arrow(ls_buf, b, col, gs)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_f64__f64_arrow(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 2037, __pyx_L1_error)
+2038:     elif dc == col_dispatch_code_t.col_dispatch_code_column_str__str_pyobj:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_column_str__str_arrow:
+2039:         _dataframe_serialize_cell_column_str__str_pyobj(ls_buf, b, col)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_str__str_pyobj(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 2039, __pyx_L1_error)
+2040:     elif dc == col_dispatch_code_t.col_dispatch_code_column_str__str_arrow:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_column_str__str_i8_cat:
+2041:         _dataframe_serialize_cell_column_str__str_arrow(ls_buf, b, col, gs)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_str__str_arrow(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 2041, __pyx_L1_error)
+2042:     elif dc == col_dispatch_code_t.col_dispatch_code_column_str__str_i8_cat:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_column_str__str_i16_cat:
+2043:         _dataframe_serialize_cell_column_str__str_i8_cat(ls_buf, b, col, gs)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_str__str_i8_cat(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 2043, __pyx_L1_error)
+2044:     elif dc == col_dispatch_code_t.col_dispatch_code_column_str__str_i16_cat:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_column_str__str_i32_cat:
+2045:         _dataframe_serialize_cell_column_str__str_i16_cat(ls_buf, b, col, gs)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_str__str_i16_cat(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 2045, __pyx_L1_error)
+2046:     elif dc == col_dispatch_code_t.col_dispatch_code_column_str__str_i32_cat:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_column_ts__dt64ns_numpy:
+2047:         _dataframe_serialize_cell_column_str__str_i32_cat(ls_buf, b, col, gs)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_str__str_i32_cat(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 2047, __pyx_L1_error)
+2048:     elif dc == col_dispatch_code_t.col_dispatch_code_column_ts__dt64ns_numpy:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_column_ts__dt64ns_tz_arrow:
+2049:         _dataframe_serialize_cell_column_ts__dt64ns_numpy(ls_buf, b, col, gs)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_ts__dt64ns_numpy(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 2049, __pyx_L1_error)
+2050:     elif dc == col_dispatch_code_t.col_dispatch_code_column_ts__dt64ns_tz_arrow:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_at__dt64ns_numpy:
+2051:         _dataframe_serialize_cell_column_ts__dt64ns_tz_arrow(ls_buf, b, col, gs)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_column_ts__dt64ns_tz_arrow(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 2051, __pyx_L1_error)
+2052:     elif dc == col_dispatch_code_t.col_dispatch_code_at__dt64ns_numpy:
    break;
    case __pyx_e_7questdb_7ingress_col_dispatch_code_at__dt64ns_tz_arrow:
+2053:         _dataframe_serialize_cell_at_dt64ns_numpy(ls_buf, b, col, gs)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_at_dt64ns_numpy(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 2053, __pyx_L1_error)
+2054:     elif dc == col_dispatch_code_t.col_dispatch_code_at__dt64ns_tz_arrow:
    break;
    default:
+2055:         _dataframe_serialize_cell_at_dt64ns_tz_arrow(ls_buf, b, col, gs)
    __pyx_t_2 = __pyx_f_7questdb_7ingress__dataframe_serialize_cell_at_dt64ns_tz_arrow(__pyx_v_ls_buf, __pyx_v_b, __pyx_v_col, __pyx_v_gs); if (unlikely(__pyx_t_2 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 2055, __pyx_L1_error)
 2056:     else:
+2057:         _ensure_has_gil(gs)
    __pyx_f_7questdb_7ingress__ensure_has_gil(__pyx_v_gs); if (unlikely(PyErr_Occurred())) __PYX_ERR(1, 2057, __pyx_L1_error)
+2058:         raise RuntimeError(f"Unknown column dispatch code: {dc}")
    __pyx_t_3 = __Pyx_PyUnicode_From_enum____pyx_t_7questdb_7ingress_col_dispatch_code_t(__pyx_v_dc, 0, ' ', 'd'); if (unlikely(!__pyx_t_3)) __PYX_ERR(1, 2058, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_3);
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 2059:     # See earlier note about switch statement generation.
 2060:     # Don't add complex conditions above!
 2061: 
 2062: 
+2063: cdef void _dataframe_col_advance(col_t* col) noexcept nogil:
static void __pyx_f_7questdb_7ingress__dataframe_col_advance(struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col) {
  struct __pyx_t_7questdb_7ingress_col_cursor_t *__pyx_v_cursor;
  size_t __pyx_v_new_chunk;
/* … */
  /* function exit code */
}
 2064:     # Branchless version of:
 2065:     #     cdef bint new_chunk = cursor.offset == <size_t>cursor.chunk.length
 2066:     #     if new_chunk == 0:
 2067:     #         cursor.chunk_index += 1
 2068:     #         cursor.chunk += 1  # pointer advance
 2069:     #
 2070:     #     if new_chunk:
 2071:     #         cursor.offset = cursor.chunk.offset
 2072:     #     else:
 2073:     #         cursor.offset += 1
 2074:     #
 2075:     # (Checked with Godbolt, GCC -O3 code was rather "jumpy")
+2076:     cdef col_cursor_t* cursor = &col.cursor
  __pyx_v_cursor = (&__pyx_v_col->cursor);
 2077:     cdef size_t new_chunk  # disguised bint. Either 0 or 1.
+2078:     cursor.offset += 1
  __pyx_v_cursor->offset = (__pyx_v_cursor->offset + 1);
+2079:     new_chunk = cursor.offset == <size_t>cursor.chunk.length
  __pyx_v_new_chunk = (__pyx_v_cursor->offset == ((size_t)__pyx_v_cursor->chunk->length));
+2080:     cursor.chunk_index += new_chunk
  __pyx_v_cursor->chunk_index = (__pyx_v_cursor->chunk_index + __pyx_v_new_chunk);
+2081:     cursor.chunk += new_chunk
  __pyx_v_cursor->chunk = (__pyx_v_cursor->chunk + __pyx_v_new_chunk);
 2082:     # Note: We get away with this because we've allocated one extra blank chunk.
 2083:     # This ensures that accessing `cursor.chunk.offset` doesn't segfault.
+2084:     cursor.offset = (
  __pyx_v_cursor->offset = ((__pyx_v_new_chunk * __pyx_v_cursor->chunk->offset) + ((!(__pyx_v_new_chunk != 0)) * __pyx_v_cursor->offset));
 2085:         (new_chunk * cursor.chunk.offset) +
 2086:         ((not new_chunk) * cursor.offset))
 2087: 
 2088: 
+2089: cdef void_int _dataframe_handle_auto_flush(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe_handle_auto_flush(struct __pyx_t_7questdb_7ingress_auto_flush_t __pyx_v_af, struct line_sender_buffer *__pyx_v_ls_buf, PyThreadState **__pyx_v_gs) {
  struct line_sender_error *__pyx_v_flush_err;
  struct line_sender_error *__pyx_v_marker_err;
  int __pyx_v_flush_ok;
  int __pyx_v_marker_ok;
  int __pyx_v_had_gil;
  __pyx_t_7questdb_7ingress_void_int __pyx_r;
/* … */
  /* function exit code */
  __pyx_r = 0;
  goto __pyx_L0;
  __pyx_L1_error:;
  __Pyx_XDECREF(__pyx_t_3);
  __Pyx_XDECREF(__pyx_t_4);
  __Pyx_AddTraceback("questdb.ingress._dataframe_handle_auto_flush", __pyx_clineno, __pyx_lineno, __pyx_filename);
  __pyx_r = -1;
  __pyx_L0:;
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}
 2090:             auto_flush_t af,
 2091:             line_sender_buffer* ls_buf,
 2092:             PyThreadState** gs) except -1:
 2093:     cdef line_sender_error* flush_err
 2094:     cdef line_sender_error* marker_err
 2095:     cdef bint flush_ok
 2096:     cdef bint marker_ok
+2097:     if (af.sender == NULL) or (line_sender_buffer_size(ls_buf) < af.watermark):
  __pyx_t_2 = (__pyx_v_af.sender == NULL);
  if (!__pyx_t_2) {
  } else {
    __pyx_t_1 = __pyx_t_2;
    goto __pyx_L4_bool_binop_done;
  }
  __pyx_t_2 = (line_sender_buffer_size(__pyx_v_ls_buf) < __pyx_v_af.watermark);
  __pyx_t_1 = __pyx_t_2;
  __pyx_L4_bool_binop_done:;
  if (__pyx_t_1) {
/* … */
  }
+2098:         return 0
    __pyx_r = 0;
    goto __pyx_L0;
 2099: 
 2100:     # Always temporarily release GIL during a flush.
+2101:     had_gil = _ensure_doesnt_have_gil(gs)
  __pyx_t_1 = __pyx_f_7questdb_7ingress__ensure_doesnt_have_gil(__pyx_v_gs); if (unlikely(__pyx_t_1 == ((int)-1) && PyErr_Occurred())) __PYX_ERR(1, 2101, __pyx_L1_error)
  __pyx_v_had_gil = __pyx_t_1;
+2102:     flush_ok = line_sender_flush(af.sender, ls_buf, &flush_err)
  __pyx_v_flush_ok = line_sender_flush(__pyx_v_af.sender, __pyx_v_ls_buf, (&__pyx_v_flush_err));
+2103:     if not flush_ok:
  __pyx_t_1 = (!__pyx_v_flush_ok);
  if (__pyx_t_1) {
/* … */
  }
 2104:         # To avoid flush reattempt on Sender.__exit__.
+2105:         line_sender_buffer_clear(ls_buf)
    line_sender_buffer_clear(__pyx_v_ls_buf);
 2106: 
 2107:     # Flushing will have cleared the marker: We need to set it again
 2108:     # We need this also on error due to our error handling logic which will
 2109:     # try to rewind the buffer on error and fail if the marker is unset.
+2110:     marker_ok = line_sender_buffer_set_marker(ls_buf, &marker_err)
  __pyx_v_marker_ok = line_sender_buffer_set_marker(__pyx_v_ls_buf, (&__pyx_v_marker_err));
 2111: 
+2112:     if had_gil or (not flush_ok) or (not marker_ok):
  if (!__pyx_v_had_gil) {
  } else {
    __pyx_t_1 = __pyx_v_had_gil;
    goto __pyx_L8_bool_binop_done;
  }
  __pyx_t_2 = (!__pyx_v_flush_ok);
  if (!__pyx_t_2) {
  } else {
    __pyx_t_1 = __pyx_t_2;
    goto __pyx_L8_bool_binop_done;
  }
  __pyx_t_2 = (!__pyx_v_marker_ok);
  __pyx_t_1 = __pyx_t_2;
  __pyx_L8_bool_binop_done:;
  if (__pyx_t_1) {
/* … */
  }
+2113:         _ensure_has_gil(gs)
    __pyx_f_7questdb_7ingress__ensure_has_gil(__pyx_v_gs); if (unlikely(PyErr_Occurred())) __PYX_ERR(1, 2113, __pyx_L1_error)
 2114: 
+2115:     if not flush_ok:
  __pyx_t_1 = (!__pyx_v_flush_ok);
  if (unlikely(__pyx_t_1)) {
/* … */
  }
+2116:         raise c_err_to_py_fmt(flush_err, _FLUSH_FMT)
    __Pyx_GetModuleGlobalName(__pyx_t_3, __pyx_n_s_FLUSH_FMT); if (unlikely(!__pyx_t_3)) __PYX_ERR(1, 2116, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_3);
    if (!(likely(PyUnicode_CheckExact(__pyx_t_3))||((__pyx_t_3) == Py_None) || __Pyx_RaiseUnexpectedTypeError("unicode", __pyx_t_3))) __PYX_ERR(1, 2116, __pyx_L1_error)
    __pyx_t_4 = __pyx_f_7questdb_7ingress_c_err_to_py_fmt(__pyx_v_flush_err, ((PyObject*)__pyx_t_3)); if (unlikely(!__pyx_t_4)) __PYX_ERR(1, 2116, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_4);
    __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
    __Pyx_Raise(__pyx_t_4, 0, 0, 0);
    __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
    __PYX_ERR(1, 2116, __pyx_L1_error)
 2117: 
 2118:     # The flush error takes precedence over the marker error.
+2119:     if not marker_ok:
  __pyx_t_1 = (!__pyx_v_marker_ok);
  if (unlikely(__pyx_t_1)) {
/* … */
  }
+2120:         raise c_err_to_py(marker_err)
    __pyx_t_4 = __pyx_f_7questdb_7ingress_c_err_to_py(__pyx_v_marker_err); if (unlikely(!__pyx_t_4)) __PYX_ERR(1, 2120, __pyx_L1_error)
    __Pyx_GOTREF(__pyx_t_4);
    __Pyx_Raise(__pyx_t_4, 0, 0, 0);
    __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
    __PYX_ERR(1, 2120, __pyx_L1_error)
 2121: 
 2122: 
 2123: # Every how many cells to release and re-acquire the Python GIL.
 2124: #
 2125: # We've done some perf testing with some mixed column dtypes.
 2126: # On a modern CPU we're doing over 8 million pandas cells per second.
 2127: # By default, `sys.getswitchinterval()` is 0.005 seconds.
 2128: # To accomodate this, we'd need to release the GIL every 40,000 cells.
 2129: # This will be divided by the column count to get the row gil blip interval.
+2130: cdef size_t _CELL_GIL_BLIP_INTERVAL = 40000
  __pyx_v_7questdb_7ingress__CELL_GIL_BLIP_INTERVAL = 0x9C40;
 2131: 
 2132: 
+2133: cdef void_int _dataframe(
static __pyx_t_7questdb_7ingress_void_int __pyx_f_7questdb_7ingress__dataframe(struct __pyx_t_7questdb_7ingress_auto_flush_t __pyx_v_af, struct line_sender_buffer *__pyx_v_ls_buf, struct qdb_pystr_buf *__pyx_v_b, PyObject *__pyx_v_df, PyObject *__pyx_v_table_name, PyObject *__pyx_v_table_name_col, PyObject *__pyx_v_symbols, PyObject *__pyx_v_at) {
  size_t __pyx_v_col_count;
  struct line_sender_table_name __pyx_v_c_table_name;
  int64_t __pyx_v_at_value;
  struct __pyx_t_7questdb_7ingress_col_t_arr __pyx_v_cols;
  int __pyx_v_any_cols_need_gil;
  struct qdb_pystr_pos __pyx_v_str_buf_marker;
  size_t __pyx_v_row_count;
  struct line_sender_error *__pyx_v_err;
  size_t __pyx_v_row_index;
  size_t __pyx_v_col_index;
  struct __pyx_t_7questdb_7ingress_col_t *__pyx_v_col;
  size_t __pyx_v_row_gil_blip_interval;
  PyThreadState *__pyx_v_gs;
  int __pyx_v_was_serializing_cell;
  PyObject *__pyx_v_e = NULL;
  __pyx_t_7questdb_7ingress_void_int __pyx_r;
/* … */
  /* function exit code */
  __pyx_r = 0;
  goto __pyx_L0;
  __pyx_L1_error:;
  __Pyx_XDECREF(__pyx_t_1);
  __Pyx_XDECREF(__pyx_t_19);
  __Pyx_XDECREF(__pyx_t_20);
  __Pyx_XDECREF(__pyx_t_21);
  __Pyx_XDECREF(__pyx_t_22);
  __Pyx_XDECREF(__pyx_t_23);
  __Pyx_XDECREF(__pyx_t_24);
  __Pyx_XDECREF(__pyx_t_26);
  __Pyx_XDECREF(__pyx_t_27);
  __Pyx_XDECREF(__pyx_t_28);
  __Pyx_XDECREF(__pyx_t_29);
  __Pyx_AddTraceback("questdb.ingress._dataframe", __pyx_clineno, __pyx_lineno, __pyx_filename);
  __pyx_r = -1;
  __pyx_L0:;
  __Pyx_XDECREF(__pyx_v_e);
  __Pyx_RefNannyFinishContext();
  return __pyx_r;
}
 2134:         auto_flush_t af,
 2135:         line_sender_buffer* ls_buf,
 2136:         qdb_pystr_buf* b,
 2137:         object df,
 2138:         object table_name,
 2139:         object table_name_col,
 2140:         object symbols,
 2141:         object at) except -1:
 2142:     cdef size_t col_count
 2143:     cdef line_sender_table_name c_table_name
+2144:     cdef int64_t at_value = _AT_IS_SET_BY_COLUMN
  __pyx_v_at_value = __pyx_v_7questdb_7ingress__AT_IS_SET_BY_COLUMN;
+2145:     cdef col_t_arr cols = col_t_arr_blank()
  __pyx_v_cols = __pyx_f_7questdb_7ingress_col_t_arr_blank();
+2146:     cdef bint any_cols_need_gil = False
  __pyx_v_any_cols_need_gil = 0;
 2147:     cdef qdb_pystr_pos str_buf_marker
 2148:     cdef size_t row_count
+2149:     cdef line_sender_error* err = NULL
  __pyx_v_err = NULL;
 2150:     cdef size_t row_index
 2151:     cdef size_t col_index
 2152:     cdef col_t* col
 2153:     cdef size_t row_gil_blip_interval
+2154:     cdef PyThreadState* gs = NULL  # GIL state. NULL means we have the GIL.
  __pyx_v_gs = NULL;
 2155:     cdef bint had_gil
+2156:     cdef bint was_serializing_cell = False
  __pyx_v_was_serializing_cell = 0;
 2157: 
+2158:     _dataframe_may_import_deps()
  __pyx_t_1 = __pyx_f_7questdb_7ingress__dataframe_may_import_deps(); if (unlikely(!__pyx_t_1)) __PYX_ERR(1, 2158, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_1);
  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
+2159:     _dataframe_check_is_dataframe(df)
  __pyx_t_1 = __pyx_f_7questdb_7ingress__dataframe_check_is_dataframe(__pyx_v_df); if (unlikely(!__pyx_t_1)) __PYX_ERR(1, 2159, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_1);
  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
+2160:     row_count = len(df)
  __pyx_t_2 = PyObject_Length(__pyx_v_df); if (unlikely(__pyx_t_2 == ((Py_ssize_t)-1))) __PYX_ERR(1, 2160, __pyx_L1_error)
  __pyx_v_row_count = __pyx_t_2;
+2161:     col_count = len(df.columns)
  __pyx_t_1 = __Pyx_PyObject_GetAttrStr(__pyx_v_df, __pyx_n_s_columns); if (unlikely(!__pyx_t_1)) __PYX_ERR(1, 2161, __pyx_L1_error)
  __Pyx_GOTREF(__pyx_t_1);
  __pyx_t_2 = PyObject_Length(__pyx_t_1); if (unlikely(__pyx_t_2 == ((Py_ssize_t)-1))) __PYX_ERR(1, 2161, __pyx_L1_error)
  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
  __pyx_v_col_count = __pyx_t_2;
+2162:     if (col_count == 0) or (row_count == 0):
  __pyx_t_4 = (__pyx_v_col_count == 0);
  if (!__pyx_t_4) {
  } else {
    __pyx_t_3 = __pyx_t_4;
    goto __pyx_L4_bool_binop_done;
  }
  __pyx_t_4 = (__pyx_v_row_count == 0);
  __pyx_t_3 = __pyx_t_4;
  __pyx_L4_bool_binop_done:;
  if (__pyx_t_3) {
/* … */
  }
+2163:         return 0  # Nothing to do.
    __pyx_r = 0;
    goto __pyx_L0;
 2164: 
+2165:     try:
  /*try:*/ {
    {
      /*try:*/ {
/* … */
      }
      __Pyx_XDECREF(__pyx_t_5); __pyx_t_5 = 0;
      __Pyx_XDECREF(__pyx_t_6); __pyx_t_6 = 0;
      __Pyx_XDECREF(__pyx_t_7); __pyx_t_7 = 0;
      goto __pyx_L14_try_end;
      __pyx_L9_error:;
      __Pyx_XDECREF(__pyx_t_1); __pyx_t_1 = 0;
      __Pyx_XDECREF(__pyx_t_19); __pyx_t_19 = 0;
      __Pyx_XDECREF(__pyx_t_20); __pyx_t_20 = 0;
      __Pyx_XDECREF(__pyx_t_21); __pyx_t_21 = 0;
      __Pyx_XDECREF(__pyx_t_22); __pyx_t_22 = 0;
      __Pyx_XDECREF(__pyx_t_23); __pyx_t_23 = 0;
      __Pyx_XDECREF(__pyx_t_24); __pyx_t_24 = 0;
      __Pyx_XDECREF(__pyx_t_26); __pyx_t_26 = 0;
      __Pyx_XDECREF(__pyx_t_27); __pyx_t_27 = 0;
      __Pyx_XDECREF(__pyx_t_28); __pyx_t_28 = 0;
      __Pyx_XDECREF(__pyx_t_29); __pyx_t_29 = 0;
/* … */
      __pyx_L11_except_error:;
      __Pyx_XGIVEREF(__pyx_t_5);
      __Pyx_XGIVEREF(__pyx_t_6);
      __Pyx_XGIVEREF(__pyx_t_7);
      __Pyx_ExceptionReset(__pyx_t_5, __pyx_t_6, __pyx_t_7);
      goto __pyx_L7_error;
      __pyx_L14_try_end:;
    }
  }
+2166:         qdb_pystr_buf_clear(b)
        qdb_pystr_buf_clear(__pyx_v_b);
+2167:         cols = col_t_arr_new(col_count)
        __pyx_v_cols = __pyx_f_7questdb_7ingress_col_t_arr_new(__pyx_v_col_count);
+2168:         _dataframe_resolve_args(
        __pyx_t_8 = __pyx_f_7questdb_7ingress__dataframe_resolve_args(__pyx_v_df, __pyx_v_table_name, __pyx_v_table_name_col, __pyx_v_symbols, __pyx_v_at, __pyx_v_b, __pyx_v_col_count, (&__pyx_v_c_table_name), (&__pyx_v_at_value), (&__pyx_v_cols), (&__pyx_v_any_cols_need_gil)); if (unlikely(__pyx_t_8 == ((__pyx_t_7questdb_7ingress_void_int)-1))) __PYX_ERR(1, 2168, __pyx_L9_error)
 2169:             df,
 2170:             table_name,
 2171:             table_name_col,
 2172:             symbols,
 2173:             at,
 2174:             b,
 2175:             col_count,
 2176:             &c_table_name,
 2177:             &at_value,
 2178:             &cols,
 2179:             &any_cols_need_gil)
 2180: 
 2181:         # We've used the str buffer up to a point for the headers.
 2182:         # Instead of clearing it (which would clear the headers' memory)
 2183:         # we will truncate (rewind) back to this position.
+2184:         str_buf_marker = qdb_pystr_buf_tell(b)
        __pyx_v_str_buf_marker = qdb_pystr_buf_tell(__pyx_v_b);
+2185:         line_sender_buffer_clear_marker(ls_buf)
        line_sender_buffer_clear_marker(__pyx_v_ls_buf);
 2186: 
 2187:         # On error, undo all added lines.
+2188:         if not line_sender_buffer_set_marker(ls_buf, &err):
        __pyx_t_3 = (!line_sender_buffer_set_marker(__pyx_v_ls_buf, (&__pyx_v_err)));
        if (unlikely(__pyx_t_3)) {
/* … */
        }
+2189:             raise c_err_to_py(err)
          __pyx_t_1 = __pyx_f_7questdb_7ingress_c_err_to_py(__pyx_v_err); if (unlikely(!__pyx_t_1)) __PYX_ERR(1, 2189, __pyx_L9_error)
          __Pyx_GOTREF(__pyx_t_1);
          __Pyx_Raise(__pyx_t_1, 0, 0, 0);
          __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
          __PYX_ERR(1, 2189, __pyx_L9_error)
 2190: 
+2191:         row_gil_blip_interval = _CELL_GIL_BLIP_INTERVAL // col_count
        if (unlikely(__pyx_v_col_count == 0)) {
          PyErr_SetString(PyExc_ZeroDivisionError, "integer division or modulo by zero");
          __PYX_ERR(1, 2191, __pyx_L9_error)
        }
        __pyx_v_row_gil_blip_interval = (__pyx_v_7questdb_7ingress__CELL_GIL_BLIP_INTERVAL / __pyx_v_col_count);
+2192:         if row_gil_blip_interval < 400:  # ceiling reached at 100 columns
        __pyx_t_3 = (__pyx_v_row_gil_blip_interval < 0x190);
        if (__pyx_t_3) {
/* … */
        }
+2193:             row_gil_blip_interval = 400
          __pyx_v_row_gil_blip_interval = 0x190;
+2194:         try:
        {
          /*try:*/ {
/* … */
          }
          __Pyx_XDECREF(__pyx_t_9); __pyx_t_9 = 0;
          __Pyx_XDECREF(__pyx_t_10); __pyx_t_10 = 0;
          __Pyx_XDECREF(__pyx_t_11); __pyx_t_11 = 0;
          goto __pyx_L22_try_end;
          __pyx_L17_error:;
          __Pyx_XDECREF(__pyx_t_1); __pyx_t_1 = 0;
/* … */
          __pyx_L19_except_error:;
          __Pyx_XGIVEREF(__pyx_t_9);
          __Pyx_XGIVEREF(__pyx_t_10);
          __Pyx_XGIVEREF(__pyx_t_11);
          __Pyx_ExceptionReset(__pyx_t_9, __pyx_t_10, __pyx_t_11);
          goto __pyx_L9_error;
          __pyx_L22_try_end:;
        }
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/* … */
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/* … */
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 2203:                     # Release and re-acquire the GIL every so often.
 2204:                     # This is to allow other python threads to run.
 2205:                     # If we hold the GIL for too long, we can starve other
 2206:                     # threads, for example timing out network activity.
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                __pyx_t_3 = __pyx_f_7questdb_7ingress__ensure_doesnt_have_gil((&__pyx_v_gs)); if (unlikely(__pyx_t_3 == ((int)-1) && PyErr_Occurred())) __PYX_ERR(1, 2207, __pyx_L17_error)
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+2210:                 qdb_pystr_buf_truncate(b, str_buf_marker)
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 2211: 
 2212:                 # Table-name from `table_name` arg in Python.
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/* … */
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/* … */
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 2218:                 # Serialize columns cells.
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 2227:                 # Fixed "at" value (not from a column).
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/* … */
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/* … */
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/* … */
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/* … */
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/* … */
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/* … */
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 2245:                 # TODO: This should be allowed by the database.
 2246:                 # It currently isn't so we have to raise an error.
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