key_diff.test
上传用户:tsgydb
上传日期:2007-04-14
资源大小:10674k
文件大小:0k
- #
- # Check on condition on different length keys.
- drop table if exists t1;
- CREATE TABLE t1 (
- a char(5) NOT NULL,
- b char(4) NOT NULL,
- KEY (a),
- KEY (b)
- );
- INSERT INTO t1 VALUES ('A','B'),('b','A'),('C','c'),('D','E'),('a','a');
- select * from t1,t1 as t2;
- explain select t1.*,t2.* from t1,t1 as t2 where t1.A=t2.B;
- #select t1.*,t2.* from t1,t1 as t2 where t1.A=t2.B;
- select t1.*,t2.* from t1,t1 as t2 where t1.A=t2.B order by binary t1.a,t2.a;
- select * from t1 where a='a';
- drop table t1;