ingres_field_precision
(PHP 4 >= 4.0.2, PHP 5 < 5.1.0, PECL ingres >= 1.0.0)
ingres_field_precision — Get the precision of a field
说明
$result
,
int $index
) :
int
ingres_field_precision() returns the precision of a field. This value is used only for decimal, float, and money SQL data types. For detailed information, see the Ingres OpenAPI User Guide, Appendix "Data Types" in the Ingres documentation.
Note: Related Configurations
参数
-
result
-
The query result identifier
-
index
-
index
is the field whose precision 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) thenindex
must be between 1 and the value returned by ingres_num_fields(). If ingres.array_index_start is 0 thenindex
must be between 0 and ingres_num_fields() - 1.
返回值
Returns the field precision as an integer
参见
- 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