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Fixed bug in HAVING when refering to RAND() through alias

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(BUG 8216)
This commit is contained in:
monty@mysql.com
2005-02-07 18:13:57 +02:00
parent e7450d9781
commit 32f91f48e8
8 changed files with 126 additions and 29 deletions
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32
mysql-test/t/group_by.test
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@ -457,15 +457,6 @@ SELECT i, COUNT(DISTINCT(i)) FROM t1 GROUP BY j ORDER BY NULL;
explain SELECT i, COUNT(DISTINCT(i)) FROM t1 GROUP BY j ORDER BY NULL;
DROP TABLE t1;
# Test for BUG#5400: GROUP_CONCAT returns everything twice.
create table t1 ( col1 int, col2 int );
insert into t1 values (1,1),(1,2),(1,3),(2,1),(2,2);
select group_concat( distinct col1 ) as alias from t1
group by col2 having alias like '%';
drop table t1;
#Test for BUG#6976: Aggregate functions have incorrect NULL-ness
create table t1 (a int);
insert into t1 values(null);
@ -474,3 +465,26 @@ select min(a) is null or null from t1;
select 1 and min(a) is null from t1;
drop table t1;
# Test for BUG#5400: GROUP_CONCAT returns everything twice.
create table t1 ( col1 int, col2 int );
insert into t1 values (1,1),(1,2),(1,3),(2,1),(2,2);
select group_concat( distinct col1 ) as alias from t1
group by col2 having alias like '%';
drop table t1;
#
# Test BUG#8216 when referring in HAVING to n alias which is rand() function
#
create table t1 (a integer, b integer, c integer);
insert into t1 (a,b) values (1,2),(1,3),(2,5);
select a, 0.1*0+1 r2, sum(1) r1 from t1 where a = 1 group by a having r1>1 and r2=1;
select a, rand()*0+1 r2, sum(1) r1 from t1 where a = 1 group by a having r1>1 and r2=1;
select a,sum(b) from t1 where a=1 group by c;
select a*sum(b) from t1 where a=1 group by c;
select sum(a)*sum(b) from t1 where a=1 group by c;
select a,sum(b) from t1 where a=1 group by c having a=1;
select a as d,sum(b) from t1 where a=1 group by c having d=1;
select sum(a)*sum(b) as d from t1 where a=1 group by c having d > 0;
drop table t1;