ingres_field_nullable

(PHP 4 >= 4.0.2, PHP 5 <= 5.0.5, PECL ingres >= 1.0.0)

ingres_field_nullableTest if a field is nullable

Описание

bool ingres_field_nullable ( resource $result , int $index )

Test if a field is nullable.

Замечание: Related Configurations

See ingres.array_index_start in Runtime Configuration

Список параметров

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.

Возвращаемые значения

ingres_field_nullable() returns TRUE if the field can be set to the NULL value and FALSE if it cannot

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