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Fixed bug with GROUP BY and alias

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monty@narttu.mysql.fi 2003-03-25 13:06:20 +02:00
parent 584729430a
commit 9a7b0ef83d
3 changed files with 32 additions and 0 deletions
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19
mysql-test/r/group_by.result
View file

@ -569,3 +569,22 @@ a MAX(b) MAKE_SET(MAX(b), 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h')
1 4 c 1 4 c
10 43 a,b,d,f 10 43 a,b,d,f
drop table t1; drop table t1;
create table t1 (id int not null, qty int not null);
insert into t1 values (1,2),(1,3),(2,4),(2,5);
select id, sum(qty) as sqty, count(qty) as cqty from t1 group by id having sum(qty)>2 and cqty>1;
id sqty cqty
1 5 2
2 9 2
select id, sum(qty) as sqty from t1 group by id having sqty>2 and count(qty)>1;
id sqty
1 5
2 9
select id, sum(qty) as sqty, count(qty) as cqty from t1 group by id having sqty>2 and cqty>1;
id sqty cqty
1 5 2
2 9 2
select id, sum(qty) as sqty, count(qty) as cqty from t1 group by id having sum(qty)>2 and count(qty)>1;
id sqty cqty
1 5 2
2 9 2
drop table t1;

12
mysql-test/t/group_by.test
View file

@ -417,3 +417,15 @@ select a, MAX(b), CONCAT_WS(MAX(b), '43', '4', '5') from t1 group by a;
select a, MAX(b), ELT(MAX(b), 'a', 'b', 'c', 'd', 'e', 'f') from t1 group by a; select a, MAX(b), ELT(MAX(b), 'a', 'b', 'c', 'd', 'e', 'f') from t1 group by a;
select a, MAX(b), MAKE_SET(MAX(b), 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h') from t1 group by a; select a, MAX(b), MAKE_SET(MAX(b), 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h') from t1 group by a;
drop table t1; drop table t1;
#
# Problem with group by and alias
#
create table t1 (id int not null, qty int not null);
insert into t1 values (1,2),(1,3),(2,4),(2,5);
select id, sum(qty) as sqty, count(qty) as cqty from t1 group by id having sum(qty)>2 and cqty>1;
select id, sum(qty) as sqty from t1 group by id having sqty>2 and count(qty)>1;
select id, sum(qty) as sqty, count(qty) as cqty from t1 group by id having sqty>2 and cqty>1;
select id, sum(qty) as sqty, count(qty) as cqty from t1 group by id having sum(qty)>2 and count(qty)>1;
drop table t1;

1
sql/item.cc
View file

@ -665,6 +665,7 @@ bool Item_ref::fix_fields(THD *thd,TABLE_LIST *tables)
maybe_null= (*ref)->maybe_null; maybe_null= (*ref)->maybe_null;
decimals= (*ref)->decimals; decimals= (*ref)->decimals;
binary= (*ref)->binary; binary= (*ref)->binary;
with_sum_func= (*ref)->with_sum_func;
} }
return 0; return 0;
} }