(PHP 4 >= 4.2.0, PHP 5)
pg_free_result — Free result memory
pg_free_result() frees the memory and data associated with the specified PostgreSQL query result resource.
This function need only be called if memory consumption during script execution is a problem. Otherwise, all result memory will be automatically freed when the script ends.
Note: This function used to be called pg_freeresult().
PostgreSQL query result resource, returned by pg_query(), pg_query_params() or pg_execute() (among others).
성공할 경우 TRUE를, 실패할 경우 FALSE를 반환합니다.
Example #1 pg_free_result() example
<?php
$db = pg_connect("dbname=users user=me") || die();
$res = pg_query($db, "SELECT 1 UNION ALL SELECT 2");
$val = pg_fetch_result($res, 1, 0);
echo "First field in the second row is: ", $val, "\n";
pg_free_result($res);
?>
위 예제의 출력:
First field in the second row is: 2