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This article mainly introduces the transaction rollback function implemented by php PDO, and analyzes the relevant SQL statements and related SQL statements of PDO-based transaction rollback function based on PDO operation based on specific examples. For operational skills, friends in need can refer to
. This article describes the transaction rollback implemented by php PDO. Share it with everyone for your reference, the details are as follows:
$servername="localhost"; $username="root"; $password="admin"; $dbname="test"; try{ $conn=new PDO("mysql:host=$servername;dbname=$dbname",$username,$password); $conn->setAttribute(PDO::ATTR_ERRMODE,PDO::ERRMODE_EXCEPTION); //开始事务 $conn->beginTransaction(); $conn->exec("INSERT INTO `hello`(`firstname`,`lastname`,`email`)VALUES('YE','XIAMING','yexianming@163.com')"); $conn->exec("INSERT INTO `hello`(`firstname`,`lastname`,`email`)VALUES('YE','CONG','yecong@163.com')"); $conn->exec("INSERT INTO `hello`(`firstname`,`lastname`,`email`)VALUES('FANG','MENG','fangmeng@168.com')"); //提交事务 $conn->commit(); echo "New records created successfully!"; }catch(PDOException $e){ //回滚事务 $conn->rollBack(); echo $sql."<br>".$e->getMessage(); } $conn=NULL;
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