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authorunknown <bar@mysql.com>2006-03-01 17:58:01 +0400
committerunknown <bar@mysql.com>2006-03-01 17:58:01 +0400
commitc64c108eda29fbcb397a694056708261f2891916 (patch)
tree555d6d5bd61ca7008cffa4a2624c3fe72148fd8e /mysql-test/r/union.result
parenta7abbd918ba952e2f387cec28ed0f74997b14975 (diff)
downloadmariadb-git-c64c108eda29fbcb397a694056708261f2891916.tar.gz
Bug#15949 union + illegal mix of collations (IMPLICIT + COERCIBLE)
union.result, union.test: Adding test case. item.cc: Allow safe character set conversion in UNION - string constant to column's charset - to unicode Thus, UNION now works the same with CONCAT (and other string functions) in respect of aggregating arguments with different character sets. sql/item.cc: Allow character set conversion in UNION - string to column's charset - to unicode Bug#15949 union + illegal mix of collations (IMPLICIT + COERCIBLE) mysql-test/t/union.test: Adding test case. mysql-test/r/union.result: Adding test case.
Diffstat (limited to 'mysql-test/r/union.result')
-rw-r--r--mysql-test/r/union.result12
1 files changed, 11 insertions, 1 deletions
diff --git a/mysql-test/r/union.result b/mysql-test/r/union.result
index a9b2345d834..d01ce6249f7 100644
--- a/mysql-test/r/union.result
+++ b/mysql-test/r/union.result
@@ -1185,6 +1185,16 @@ select concat('value is: ', @val) union select 'some text';
concat('value is: ', @val)
value is: 6
some text
+select concat(_latin1'a', _ascii'b' collate ascii_bin);
+concat(_latin1'a', _ascii'b' collate ascii_bin)
+ab
+create table t1 (foo varchar(100)) collate ascii_bin;
+insert into t1 (foo) values ("foo");
+select foo from t1 union select 'bar' as foo from dual;
+foo
+foo
+bar
+drop table t1;
CREATE TABLE t1 (
a ENUM('ä','ö','ü') character set utf8 not null default 'ü',
b ENUM("one", "two") character set utf8,
@@ -1214,7 +1224,7 @@ Field Type Null Key Default Extra
a char(1)
drop table t2;
create table t2 select a from t1 union select c from t1;
-ERROR HY000: Illegal mix of collations (utf8_general_ci,IMPLICIT) and (latin1_swedish_ci,IMPLICIT) for operation 'UNION'
+drop table t2;
create table t2 select a from t1 union select b from t1;
show columns from t2;
Field Type Null Key Default Extra