Strings

Redis strings are the most basic Redis data structure. They store a sequence of bytes.

Note

String values can be at most 512 MB in length.

Commands

SET

Set the string value of a key.

SET key value [NX | XX] [GET] [EX seconds | PX milliseconds]

GET

Get the string value of a key.

GET key

INCR

Increment the integer value of a key by one.

INCR key

Performance

Most string commands are O(1), which means they're very efficient.

CommandComplexity
SETO(1)
GETO(1)
STRLENO(1)

See also Data Types Overview.