Ibis
1.4.0+170.gd36e024f.dirty
Tutorial
User guide
API Reference
Top-level expression APIs
Connection methods
Connection methods (SQL-based backends)
General expression methods
Table methods
Generic value methods
Scalar or column methods
ibis.expr.api.ValueExpr.between
ibis.expr.api.ValueExpr.cast
ibis.expr.api.ValueExpr.coalesce
ibis.expr.api.ValueExpr.fillna
ibis.expr.api.ValueExpr.isin
ibis.expr.api.ValueExpr.notin
ibis.expr.api.ValueExpr.nullif
ibis.expr.api.ValueExpr.hash
ibis.expr.api.ValueExpr.isnull
ibis.expr.api.ValueExpr.notnull
ibis.expr.api.ValueExpr.over
ibis.expr.api.ValueExpr.typeof
ibis.expr.api.ValueExpr.case
ibis.expr.api.ValueExpr.cases
ibis.expr.api.ValueExpr.substitute
Column methods
General numeric methods
Integer methods
String methods
Timestamp methods
Date methods
Day of week methods
Time methods
Interval methods
Boolean methods
Category methods
Decimal methods
Struct methods
Geospatial methods
Backends
Release Notes
Ibis
»
API Reference
»
ibis.expr.api.ValueExpr.isnull
View page source
ibis.expr.api.ValueExpr.isnull
¶
ValueExpr.
isnull
(
)
¶
Returns true if values are null
Returns
isnull
Return type
boolean with dimension of caller