ingres_field_nullable
(PHP 4 >= 4.0.2, PHP 5 <= 5.0.5, PECL ingres >= 1.0.0)
ingres_field_nullable — Test if a field is nullable
설명
$result
, int $index
)Test if a field is nullable.
Note: Related Configurations
인수
-
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 is 1 (the default) thenindexmust be between 1 and the value returned by ingres_num_fields(). If ingres.array_index_start is 0 thenindexmust be between 0 and ingres_num_fields() - 1.
반환값
ingres_field_nullable() returns TRUE if the
field can be set to the NULL value and FALSE if it cannot
참고
- 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
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