array ( 0 => 'index.php', 1 => 'PHP Manual', ), 'head' => array ( 0 => 'UTF-8', 1 => 'es', ), 'this' => array ( 0 => 'function.pg-free-result.php', 1 => 'pg_free_result', ), 'up' => array ( 0 => 'ref.pgsql.php', 1 => 'Funciones de PostgreSQL', ), 'prev' => array ( 0 => 'function.pg-flush.php', 1 => 'pg_flush', ), 'next' => array ( 0 => 'function.pg-get-notify.php', 1 => 'pg_get_notify', ), 'alternatives' => array ( ), 'source' => array ( 'lang' => 'en', 'path' => 'reference/pgsql/functions/pg-free-result.xml', ), ); $setup["toc"] = $TOC; $setup["toc_deprecated"] = $TOC_DEPRECATED; $setup["parents"] = $PARENTS; manual_setup($setup); ?>
(PHP 4 >= 4.2.0, PHP 5, PHP 7, PHP 8)
pg_free_result — Free result memory
pg_free_result() frees the memory and data associated with the specified PgSql\Result instance.
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.
Nota:
This function used to be called pg_freeresult().
result
An PgSql\Result instance, returned by pg_query(), pg_query_params() or pg_execute()(among others).
Versión | Descripción |
---|---|
8.1.0 |
The result parameter expects an PgSql\Result
instance now; previously, a recurso was expected.
|
Ejemplo #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);
?>
El resultado del ejemplo sería:
First field in the second row is: 2