(PHP 4, PHP 5, PHP 7, PHP 8)
pg_close — 關(guān)閉一個(gè) PostgreSQL 連接
$connection = ?): bool
pg_close() 關(guān)閉由所給資源 connection
指定的到 PostgreSQL 數(shù)據(jù)庫(kù)的非持久連接。
注意:
使用 pg_close() 并不很必要，因?yàn)榉浅志眠B接在本腳本執(zhí)行結(jié)束后會(huì)自動(dòng)關(guān)閉。
如果在此連接中打開(kāi)了 large object 資源，則在關(guān)閉所有 large object 資源之前不要關(guān)閉連接。
connection
PostgreSQL database connection resource. When
connection is not present, the default connection
is used. The default connection is the last connection made by
pg_connect() or pg_pconnect().
成功時(shí)返回 true， 或者在失敗時(shí)返回 false。
示例 #1 pg_close() 例子
<?php
$dbconn = pg_connect("host=localhost port=5432 dbname=mary")
or die("Could not connect");
echo "Connected successfully";
pg_close($dbconn);
?>
以上例程會(huì)輸出：
Connected successfully