pg_cancel_query
(PHP 4 >= 4.2.0, PHP 5)
pg_cancel_query --
Cancel an asynchronous query
Список параметров
- connection
PostgreSQL database connection resource.
Возвращаемые значения
Возвращает TRUE в случае успешного завершения или FALSE в случае возникновения ошибки.
Примеры
Пример 1. pg_cancel_query() example
<?php
$dbconn = pg_connect("dbname=publisher") or die("Could not connect");
if (!pg_connection_busy($dbconn)) {
pg_send_query($dbconn, "select * from authors; select count(*) from authors;");
}
$res1 = pg_get_result($dbconn);
echo "First call to pg_get_result(): $res1\n";
$rows1 = pg_num_rows($res1);
echo "$res1 has $rows1 records\n\n";
// Cancel the currently running query. Will be the second query if it is
// still running.
pg_cancel_query($dbconn);
?>
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Результат выполнения данного примера: First call to pg_get_result(): Resource id #3
Resource id #3 has 3 records |
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