close
例1 發出一條 DELETE 語句
計算由一條不帶 WHERE 字句的 DELETE 語句刪除的行數。
<?php
$dbh = new PDO('odbc:sample', 'db2inst1', 'ibmdb2');
/* 刪除 FRUIT 數據表中滿足條件的所有行 */
$count = $dbh->exec("DELETE FROM fruit WHERE colour = 'red'");
/* 返回被刪除的行數 */
print("Deleted $count rows.\n");
?>
以上例程會輸出:
Deleted 1 rows.
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