执行下面语句:1.create table t1(a int,b int);2.insert into t1 values(1,1);3.commit;4.savepoint s1;4.savepoint s1;
A.两条记录(1,1)和(2,3) B.一条记录(1,1) C.一条记录(2,3) D.没有记录正确答案B
执行下面语句:1.create table t1(a int,b int);2.insert into t1 values(1,1);3.commit;4.savepoint s1;4.savepoint s1;
A.两条记录(1,1)和(2,3) B.一条记录(1,1) C.一条记录(2,3) D.没有记录正确答案B