BOOLEAN data type
Informix®
Informix supports the BOOLEAN
data type, which can store 't' or 'f'
values.
BOOLEAN
data type in a different way: A
BOOLEAN
variable stores integer values 1
or 0
(for TRUE
or FALSE
). This type is designed to hold the result of a
boolean expression.Oracle® MySQL and MariaDB
MySQL supports the BOOLEAN
type name as an alias for the built-in
TINYINT(1)
data type.
Colums defined as BOOLEAN
or TINYINT(1)
can store
1
or 0
integer values for TRUE
and
FALSE
.
Solution
The MySQL and MariaDB database interfaces support the BOOLEAN
data type and
stores 1
or 0
values in the column.
The
BOOLEAN
type translation can be controlled with the
following FGLPROFILE
entry:dbi.database.dsname.ifxemul.datatype.boolean = {
true |
false }
For
more details see IBM Informix emulation parameters in FGLPROFILE.