(PHP 4 >= 4.2.0, PHP 5, PHP 7, PHP 8)
pg_cancel_query — Cancel an asynchronous query
pg_cancel_query() cancels an asynchronous query sent with pg_send_query(), pg_send_query_params() or pg_send_execute(). You cannot cancel a query executed using pg_query().
connection
PostgreSQL veritabanı bağlantısı özkaynağı.
Başarı durumunda true
, başarısızlık durumunda false
döner.
Sürüm: | Açıklama |
---|---|
8.1.0 |
bağlantı bağımsız değişkeni artık
PgSql\Connection nesnesi kabul ediyor, evvelce bir
özkaynak kabul ederdi.
|
Örnek 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);
?>
Yukarıdaki örneğin çıktısı:
First call to pg_get_result(): Resource id #3 Resource id #3 has 3 records