ingres_field_nullable
Test if a field is nullable
Parameters
-
result
-
The query result identifier
-
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. If ingres.array_index_start
is 0 then index
must
be between 0
and ingres_num_fields -
1.
Return Values
ingres_field_nullable returns TRUE
if the
field can be set to the NULL
value and FALSE
if it cannot
See Also
- ingres_query
- ingres_fetch_array
- ingres_fetch_assoc
- ingres_fetch_object
- ingres_fetch_row