ingres_field_nullable
(PHP 4 >= 4.0.2, PHP 5 < 5.1.0, PECL ingres >= 1.0.0)
ingres_field_nullable — Test if a field is nullable
Описание
$result
, int $index
) : boolTest if a field is nullable.
Замечание: Related Configurations
Список параметров
-
result -
The query result identifier
-
index -
indexis the field whose nullability will be retrieved.The possible values of
indexdepend upon the value of ingres.array_index_start. If ingres.array_index_start is1(the default) thenindexmust be between1and the value returned by ingres_num_fields(). If ingres.array_index_start is0thenindexmust be between0and ingres_num_fields()- 1.
Возвращаемые значения
ingres_field_nullable() returns true if the
field can be set to the null value and false if it cannot
Смотрите также
- ingres_query() - Send an SQL query to Ingres
- ingres_fetch_array() - Fetch a row of result into an array
- ingres_fetch_assoc() - Fetch a row of result into an associative array
- ingres_fetch_object() - Fetch a row of result into an object
- ingres_fetch_row() - Fetch a row of result into an enumerated array