mysql创建还原点

set autocommit = 0;

 

insert into t1(name) values ("user1");

savepoint p1;

 

insert into t1(name) values("user2");

 

svaepoint p2;

 

insert into t1(name) values("user3");

 

savepoint p3;

 

rollback to p2;

 

//结果是user3数据插入失败