ingres_fetch_proc_return
(PECL ingres >= 1.4.0)
ingres_fetch_proc_return — Get the return value from a procedure call
说明
ingres_fetch_proc_return (
resource
$result ) :
int
This function is used to retrieve the return value following the execution of an Ingres database procedure (stored procedure).
Note:
If used with a row-producing procedure, this function should be called after all the rows from the procedure have been fetched using ingres_fetch_array(), ingres_fetch_object() or ingres_fetch_row(). This function will eliminate any rows yet to be fetched should there be any left over.
参数
-
result -
The result identifier for a query
返回值
Returns an integer if there is a return value otherwise it will return NULL.
范例
Example #1 Get the return value from a procedure call
<?php
$link = ingres_connect($database);
if ( ingres_errno() != 0 ) {
$error_text = ingres_error();
die($error_text);
}
$result = ingres_query($link, "execute procedure php_proc (value = 1000)");
if ( ingres_errno() != 0 ) {
$error_text = ingres_error();
die($error_text);
}
echo "return value - " . ingres_fetch_proc_return($result) . "\n";
ingres_close($link);
?>
参见
- ingres_query() - Send an SQL query to Ingres
- ingres_fetch_array() - Fetch a row of result into an array
- ingres_fetch_object() - Fetch a row of result into an object
- ingres_fetch_row() - Fetch a row of result into an enumerated array
