实物回滚

Posted 2020-11-01 Zero_oreZ

$m=D(‘YourModel‘);//或者是M();

$m2=D(‘YouModel2‘);

$m->startTrans();//在第一个模型里启用就可以了，或者第二个也行

$result=$m->where(‘删除条件‘)->delete();

$result2=m2->where(‘删除条件‘)->delete();

if($result && $result2){

$m->commit();//成功则提交

}else{

$m->rollback();//不成功，则回滚

}

 

$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‘,‘[email protected]‘)");

  $conn->exec("INSERT INTO `hello`(`firstname`,`lastname`,`email`)VALUES(‘YE‘,‘CONG‘,‘[email protected]‘)");

  $conn->exec("INSERT INTO `hello`(`firstname`,`lastname`,`email`)VALUES(‘FANG‘,‘MENG‘,‘[email protected]‘)");

  //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;