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authorSergei Golubchik <serg@mariadb.org>2018-03-25 13:02:52 +0200
committerSergei Golubchik <serg@mariadb.org>2018-03-25 13:02:52 +0200
commitc764bc0a78e9359fa208e074bd327f7a852c7cb7 (patch)
treeeeb5d56d225d1fdf97a016c3eae7b93c4e1f6927 /mysql-test/r/join_outer.result
parentd702e463902bca7d94ff8a1a49468a5b7bdb4ba0 (diff)
parent15795b9f9a850d9587f17ef18e1ac7b5af31ec1e (diff)
downloadmariadb-git-c764bc0a78e9359fa208e074bd327f7a852c7cb7.tar.gz
Merge branch '10.1' into 10.2
Diffstat (limited to 'mysql-test/r/join_outer.result')
-rw-r--r--mysql-test/r/join_outer.result18
1 files changed, 17 insertions, 1 deletions
diff --git a/mysql-test/r/join_outer.result b/mysql-test/r/join_outer.result
index 5072d3f781d..3905ec8a7d4 100644
--- a/mysql-test/r/join_outer.result
+++ b/mysql-test/r/join_outer.result
@@ -2438,11 +2438,27 @@ CREATE TABLE t1 (b1 BIT NOT NULL);
INSERT INTO t1 VALUES (0),(1);
CREATE TABLE t2 (b2 BIT NOT NULL);
INSERT INTO t2 VALUES (0),(1);
-SET SESSION JOIN_CACHE_LEVEL = 3;
+set @save_join_cache_level= @@join_cache_level;
+SET @@join_cache_level = 3;
SELECT t1.b1+'0' , t2.b2 + '0' FROM t1 LEFT JOIN t2 ON b1 = b2;
t1.b1+'0' t2.b2 + '0'
0 0
1 1
DROP TABLE t1, t2;
+set @join_cache_level= @save_join_cache_level;
+#
+# MDEV-14779: using left join causes incorrect results with materialization and derived tables
+#
+create table t1(id int);
+insert into t1 values (1),(2);
+create table t2(sid int, id int);
+insert into t2 values (1,1),(2,2);
+select * from t1 t
+left join (select * from t2 where sid in (select max(sid) from t2 where 0=1 group by id)) r
+on t.id=r.id ;
+id sid id
+1 NULL NULL
+2 NULL NULL
+drop table t1, t2;
# end of 5.5 tests
SET optimizer_switch=@save_optimizer_switch;