Merge 5.5 into 10.0

6 files changed, 156 insertions, 0 deletions

diff --git a/mysql-test/r/subselect.result b/mysql-test/r/subselect.result
index 3fa7fef89b2..79b2810d529 100644
--- a/mysql-test/r/subselect.result
+++ b/mysql-test/r/subselect.result
@@ -7186,3 +7186,29 @@ NULL
 # SELECT (SELECT MAX(sq.f2) FROM t1) FROM (SELECT * FROM t2) AS sq WHERE f2 = 2;
 #
 drop table t1, t2;
+#
+# MDEV-13933: Wrong results in COUNT() query with EXISTS and exists_to_in
+# (5.5 test)
+#
+SET @optimiser_switch_save= @@optimizer_switch;
+CREATE TABLE t1 (a INT NOT NULL);
+INSERT INTO t1 VALUES (1),(1),(1),(5),(5);
+CREATE TABLE t2 (b INT);
+INSERT INTO t2 VALUES (5),(1);
+CREATE TABLE t3 (c INT, KEY(c));
+INSERT INTO t3 VALUES (5),(5);
+SET optimizer_switch='semijoin=on';
+select t1.a from t1 where t1.a in (select `test`.`t2`.`b` from `test`.`t2`)
+and t1.a in (select `test`.`t3`.`c` from `test`.`t3`);
+a
+5
+5
+SET optimizer_switch='semijoin=off';
+select t1.a from t1 where t1.a in (select `test`.`t2`.`b` from `test`.`t2`)
+and t1.a in (select `test`.`t3`.`c` from `test`.`t3`);
+a
+5
+5
+SET @@optimizer_switch= @optimiser_switch_save;
+DROP TABLE t1, t2, t3;
+End of 5.5 tests
diff --git a/mysql-test/r/subselect_no_exists_to_in.result b/mysql-test/r/subselect_no_exists_to_in.result
index 818fdf6c335..7b2054f4a67 100644
--- a/mysql-test/r/subselect_no_exists_to_in.result
+++ b/mysql-test/r/subselect_no_exists_to_in.result
@@ -7186,6 +7186,32 @@ NULL
 # SELECT (SELECT MAX(sq.f2) FROM t1) FROM (SELECT * FROM t2) AS sq WHERE f2 = 2;
 #
 drop table t1, t2;
+#
+# MDEV-13933: Wrong results in COUNT() query with EXISTS and exists_to_in
+# (5.5 test)
+#
+SET @optimiser_switch_save= @@optimizer_switch;
+CREATE TABLE t1 (a INT NOT NULL);
+INSERT INTO t1 VALUES (1),(1),(1),(5),(5);
+CREATE TABLE t2 (b INT);
+INSERT INTO t2 VALUES (5),(1);
+CREATE TABLE t3 (c INT, KEY(c));
+INSERT INTO t3 VALUES (5),(5);
+SET optimizer_switch='semijoin=on';
+select t1.a from t1 where t1.a in (select `test`.`t2`.`b` from `test`.`t2`)
+and t1.a in (select `test`.`t3`.`c` from `test`.`t3`);
+a
+5
+5
+SET optimizer_switch='semijoin=off';
+select t1.a from t1 where t1.a in (select `test`.`t2`.`b` from `test`.`t2`)
+and t1.a in (select `test`.`t3`.`c` from `test`.`t3`);
+a
+5
+5
+SET @@optimizer_switch= @optimiser_switch_save;
+DROP TABLE t1, t2, t3;
+End of 5.5 tests
 set optimizer_switch=default;
 select @@optimizer_switch like '%exists_to_in=off%';
 @@optimizer_switch like '%exists_to_in=off%'
diff --git a/mysql-test/r/subselect_no_mat.result b/mysql-test/r/subselect_no_mat.result
index 51e3c7066d4..51c5263ad8a 100644
--- a/mysql-test/r/subselect_no_mat.result
+++ b/mysql-test/r/subselect_no_mat.result
@@ -7179,6 +7179,32 @@ NULL
 # SELECT (SELECT MAX(sq.f2) FROM t1) FROM (SELECT * FROM t2) AS sq WHERE f2 = 2;
 #
 drop table t1, t2;
+#
+# MDEV-13933: Wrong results in COUNT() query with EXISTS and exists_to_in
+# (5.5 test)
+#
+SET @optimiser_switch_save= @@optimizer_switch;
+CREATE TABLE t1 (a INT NOT NULL);
+INSERT INTO t1 VALUES (1),(1),(1),(5),(5);
+CREATE TABLE t2 (b INT);
+INSERT INTO t2 VALUES (5),(1);
+CREATE TABLE t3 (c INT, KEY(c));
+INSERT INTO t3 VALUES (5),(5);
+SET optimizer_switch='semijoin=on';
+select t1.a from t1 where t1.a in (select `test`.`t2`.`b` from `test`.`t2`)
+and t1.a in (select `test`.`t3`.`c` from `test`.`t3`);
+a
+5
+5
+SET optimizer_switch='semijoin=off';
+select t1.a from t1 where t1.a in (select `test`.`t2`.`b` from `test`.`t2`)
+and t1.a in (select `test`.`t3`.`c` from `test`.`t3`);
+a
+5
+5
+SET @@optimizer_switch= @optimiser_switch_save;
+DROP TABLE t1, t2, t3;
+End of 5.5 tests
 set optimizer_switch=default;
 select @@optimizer_switch like '%materialization=on%';
 @@optimizer_switch like '%materialization=on%'
diff --git a/mysql-test/r/subselect_no_opts.result b/mysql-test/r/subselect_no_opts.result
index 4a26d641aa6..574af7b4d1f 100644
--- a/mysql-test/r/subselect_no_opts.result
+++ b/mysql-test/r/subselect_no_opts.result
@@ -7177,4 +7177,30 @@ NULL
 # SELECT (SELECT MAX(sq.f2) FROM t1) FROM (SELECT * FROM t2) AS sq WHERE f2 = 2;
 #
 drop table t1, t2;
+#
+# MDEV-13933: Wrong results in COUNT() query with EXISTS and exists_to_in
+# (5.5 test)
+#
+SET @optimiser_switch_save= @@optimizer_switch;
+CREATE TABLE t1 (a INT NOT NULL);
+INSERT INTO t1 VALUES (1),(1),(1),(5),(5);
+CREATE TABLE t2 (b INT);
+INSERT INTO t2 VALUES (5),(1);
+CREATE TABLE t3 (c INT, KEY(c));
+INSERT INTO t3 VALUES (5),(5);
+SET optimizer_switch='semijoin=on';
+select t1.a from t1 where t1.a in (select `test`.`t2`.`b` from `test`.`t2`)
+and t1.a in (select `test`.`t3`.`c` from `test`.`t3`);
+a
+5
+5
+SET optimizer_switch='semijoin=off';
+select t1.a from t1 where t1.a in (select `test`.`t2`.`b` from `test`.`t2`)
+and t1.a in (select `test`.`t3`.`c` from `test`.`t3`);
+a
+5
+5
+SET @@optimizer_switch= @optimiser_switch_save;
+DROP TABLE t1, t2, t3;
+End of 5.5 tests
 set @optimizer_switch_for_subselect_test=null;
diff --git a/mysql-test/r/subselect_no_scache.result b/mysql-test/r/subselect_no_scache.result
index 39e6a8c26d1..03285cf2968 100644
--- a/mysql-test/r/subselect_no_scache.result
+++ b/mysql-test/r/subselect_no_scache.result
@@ -7192,6 +7192,32 @@ NULL
 # SELECT (SELECT MAX(sq.f2) FROM t1) FROM (SELECT * FROM t2) AS sq WHERE f2 = 2;
 #
 drop table t1, t2;
+#
+# MDEV-13933: Wrong results in COUNT() query with EXISTS and exists_to_in
+# (5.5 test)
+#
+SET @optimiser_switch_save= @@optimizer_switch;
+CREATE TABLE t1 (a INT NOT NULL);
+INSERT INTO t1 VALUES (1),(1),(1),(5),(5);
+CREATE TABLE t2 (b INT);
+INSERT INTO t2 VALUES (5),(1);
+CREATE TABLE t3 (c INT, KEY(c));
+INSERT INTO t3 VALUES (5),(5);
+SET optimizer_switch='semijoin=on';
+select t1.a from t1 where t1.a in (select `test`.`t2`.`b` from `test`.`t2`)
+and t1.a in (select `test`.`t3`.`c` from `test`.`t3`);
+a
+5
+5
+SET optimizer_switch='semijoin=off';
+select t1.a from t1 where t1.a in (select `test`.`t2`.`b` from `test`.`t2`)
+and t1.a in (select `test`.`t3`.`c` from `test`.`t3`);
+a
+5
+5
+SET @@optimizer_switch= @optimiser_switch_save;
+DROP TABLE t1, t2, t3;
+End of 5.5 tests
 set optimizer_switch=default;
 select @@optimizer_switch like '%subquery_cache=on%';
 @@optimizer_switch like '%subquery_cache=on%'
diff --git a/mysql-test/r/subselect_no_semijoin.result b/mysql-test/r/subselect_no_semijoin.result
index 6980969bb79..6669c27ede7 100644
--- a/mysql-test/r/subselect_no_semijoin.result
+++ b/mysql-test/r/subselect_no_semijoin.result
@@ -7177,5 +7177,31 @@ NULL
 # SELECT (SELECT MAX(sq.f2) FROM t1) FROM (SELECT * FROM t2) AS sq WHERE f2 = 2;
 #
 drop table t1, t2;
+#
+# MDEV-13933: Wrong results in COUNT() query with EXISTS and exists_to_in
+# (5.5 test)
+#
+SET @optimiser_switch_save= @@optimizer_switch;
+CREATE TABLE t1 (a INT NOT NULL);
+INSERT INTO t1 VALUES (1),(1),(1),(5),(5);
+CREATE TABLE t2 (b INT);
+INSERT INTO t2 VALUES (5),(1);
+CREATE TABLE t3 (c INT, KEY(c));
+INSERT INTO t3 VALUES (5),(5);
+SET optimizer_switch='semijoin=on';
+select t1.a from t1 where t1.a in (select `test`.`t2`.`b` from `test`.`t2`)
+and t1.a in (select `test`.`t3`.`c` from `test`.`t3`);
+a
+5
+5
+SET optimizer_switch='semijoin=off';
+select t1.a from t1 where t1.a in (select `test`.`t2`.`b` from `test`.`t2`)
+and t1.a in (select `test`.`t3`.`c` from `test`.`t3`);
+a
+5
+5
+SET @@optimizer_switch= @optimiser_switch_save;
+DROP TABLE t1, t2, t3;
+End of 5.5 tests
 set @optimizer_switch_for_subselect_test=null;
 set @join_cache_level_for_subselect_test=NULL;