BOOLEAN data type

BOOLEAN provides 1 byte of storage for logical values.

Syntax

BOOLEAN

Corresponding compile-time Java type

java.lang.Boolean

JDBC metadata type (java.sql.Types)

BOOLEAN

Legal values

The legal values are true, false, and null. BOOLEAN values can be cast to and from character typed values. For comparisons and ordering operations, true sorts higher than false.

Examples

values true
values false
values cast (null as boolean)