Bit Data Type - Sybase Adaptive Server Anywhere Reference

Bit data type

Bit data type
Function
Syntax
Usage
Standards and
compatibility
276
For storing Boolean values.
BIT
By default, columns of BIT data type do not allow NULL. This behavior is
different from other data types. You can explicitly allow NULL if desired.
♦
Vendor extension.
SQL/92
♦
Sybase Compatible with Adaptive Server Enterprise.