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A test case for Bug#8568 "GROUP_CONCAT returns string, unless in

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a UNION in which case returns BLOB". The bug is not present anymore.
This commit is contained in:
konstantin@mysql.com
2005-11-18 23:46:04 +03:00
parent c9ab4d614e
commit a86eaaf5c3
2 changed files with 31 additions and 0 deletions
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15
mysql-test/r/func_gconcat.result
View File

@@ -596,3 +596,18 @@ GROUP_CONCAT(a ORDER BY a)
,x ,x
,z ,z
DROP TABLE t1; DROP TABLE t1;
set names latin1;
create table t1 (a char, b char);
insert into t1 values ('a', 'a'), ('a', 'b'), ('b', 'a'), ('b', 'b');
create table t2 select group_concat(b) as a from t1 where a = 'a';
create table t3 (select group_concat(a) as a from t1 where a = 'a') union
(select group_concat(b) as a from t1 where a = 'b');
select charset(a) from t2;
charset(a)
latin1
select charset(a) from t3;
charset(a)
latin1
latin1
drop table t1, t2, t3;
set names default;

16
mysql-test/t/func_gconcat.test
View File

@@ -390,3 +390,19 @@ SELECT GROUP_CONCAT(a ORDER BY a) FROM t1 GROUP BY id;
DROP TABLE t1; DROP TABLE t1;
# End of 4.1 tests # End of 4.1 tests
#
# Bug#8568 "GROUP_CONCAT returns string, unless in a UNION in which case
# returns BLOB": add a test case, the bug can not be repeated any more.
#
set names latin1;
create table t1 (a char, b char);
insert into t1 values ('a', 'a'), ('a', 'b'), ('b', 'a'), ('b', 'b');
create table t2 select group_concat(b) as a from t1 where a = 'a';
create table t3 (select group_concat(a) as a from t1 where a = 'a') union
(select group_concat(b) as a from t1 where a = 'b');
select charset(a) from t2;
select charset(a) from t3;
drop table t1, t2, t3;
set names default;