merging

parent 950665fc
......@@ -760,13 +760,6 @@ xxxxxxxxxxxxxxxxxxxaa
xxxxxxxxxxxxxxxxxxxx
xxxxxxxxxxxxxxxxxxxz
drop table t1;
create table t1 (a int not null, b int not null, c int not null);
insert t1 values (1,1,1),(1,1,2),(1,2,1);
select a, b from t1 group by a, b order by sum(c);
a b
1 2
1 1
drop table t1;
create table t1 (
`sid` decimal(8,0) default null,
`wnid` varchar(11) not null default '',
......@@ -881,6 +874,13 @@ num (select num + 2 FROM t1 LIMIT 1)
SELECT a.a + 1 AS num FROM t1 a JOIN t1 b ON num = b.a;
ERROR 42S22: Unknown column 'num' in 'on clause'
DROP TABLE t1;
create table t1 (a int not null, b int not null, c int not null);
insert t1 values (1,1,1),(1,1,2),(1,2,1);
select a, b from t1 group by a, b order by sum(c);
a b
1 2
1 1
drop table t1;
CREATE TABLE t1 (a int, b int, PRIMARY KEY (a));
INSERT INTO t1 VALUES (1,1), (2,2), (3,3);
explain SELECT t1.b as a, t2.b as c FROM
......
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