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php PDO实现的事务回滚示例
时间:2017-07-23 编辑:简简单单 来源:一聚教程网
$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!"
;
//回滚事务
$conn
->rollBack();
echo
$sql
.
"
"
.
$e
->getMessage();
}
$conn
=NULL;
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