INGRES_FIELD_NULLABLE(3) 1 INGRES_FIELD_NULLABLE(3)
ingres_field_nullable - Test if a field is nullable
SYNOPSIS
bool ingres_field_nullable (resource $result, int $index)
DESCRIPTION
Test if a field is nullable.
Note
Related Configurations
See ingres.array_index_start in Runtime Configuration
PARAMETERS
o $result
- The query result identifier
o $index
-$index is the field whose nullability will be retrieved. The possible values of $index depend upon the value of
ingres.array_index_start. If ingres.array_index_start is 1 (the default) then $index must be between 1 and the value returned by
ingres_num_fields(3). If ingres.array_index_start is 0 then $index must be between 0 and ingres_num_fields(3)
- 1.
RETURN VALUES
ingres_field_nullable(3) returns TRUE if the field can be set to the NULL value and FALSE if it cannot
SEE ALSO
ingres_query(3), ingres_fetch_array(3), ingres_fetch_assoc(3), ingres_fetch_object(3), ingres_fetch_row(3).
PHP Documentation Group INGRES_FIELD_NULLABLE(3)
