MDEV-15253:Default optimizer setting changes for MariaDB 10.310.3-MDEV-7773

Milestone 1: raising join_cache_level to 4 from 2

2 files changed, 7 insertions, 7 deletions

diff --git a/mysql-test/suite/versioning/r/derived.result b/mysql-test/suite/versioning/r/derived.result
index cd6cec7e725..02d24acc9ae 100644
--- a/mysql-test/suite/versioning/r/derived.result
+++ b/mysql-test/suite/versioning/r/derived.result
@@ -209,12 +209,12 @@ insert into t2 values (1, 2), (2, 1), (3, 1);
 ## Outer or inner SYSTEM_TIME produces same expression
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
 1	SIMPLE	t2	ALL	NULL	NULL	NULL	NULL	3	100.00	Using where
-1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	5	100.00	Using where; Using join buffer (flat, BNL join)
+1	SIMPLE	t1	hash_ALL	NULL	#hash#$hj	5	test.t2.x	5	100.00	Using where; Using join buffer (flat, BNLH join)
 Query A:
 Note	1003	select `test`.`t1`.`x` AS `x`,`test`.`t1`.`y` AS `y1`,`test`.`t2`.`x` AS `x2`,`test`.`t2`.`y` AS `y2` from `test`.`t1` FOR SYSTEM_TIME ALL join `test`.`t2` FOR SYSTEM_TIME ALL where `test`.`t1`.`x` = `test`.`t2`.`x` and `test`.`t1`.`row_end` > <cache>(cast(current_timestamp(6) as datetime(6))) and `test`.`t1`.`row_start` <= <cache>(cast(current_timestamp(6) as datetime(6))) and `test`.`t2`.`row_end` > <cache>(cast(current_timestamp(6) as datetime(6))) and `test`.`t2`.`row_start` <= <cache>(cast(current_timestamp(6) as datetime(6)))
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
 1	SIMPLE	t2	ALL	NULL	NULL	NULL	NULL	3	100.00	Using where
-1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	5	100.00	Using where; Using join buffer (flat, BNL join)
+1	SIMPLE	t1	hash_ALL	NULL	#hash#$hj	5	test.t2.x	5	100.00	Using where; Using join buffer (flat, BNLH join)
 Query B:
 Note	1003	select `test`.`t1`.`x` AS `x`,`test`.`t1`.`y` AS `y1`,`test`.`t2`.`x` AS `x2`,`test`.`t2`.`y` AS `y2` from `test`.`t1` FOR SYSTEM_TIME ALL join `test`.`t2` FOR SYSTEM_TIME ALL where `test`.`t1`.`x` = `test`.`t2`.`x` and `test`.`t1`.`row_end` > <cache>(cast(current_timestamp(6) as datetime(6))) and `test`.`t1`.`row_start` <= <cache>(cast(current_timestamp(6) as datetime(6))) and `test`.`t2`.`row_end` > <cache>(cast(current_timestamp(6) as datetime(6))) and `test`.`t2`.`row_start` <= <cache>(cast(current_timestamp(6) as datetime(6)))
 Fine result: queries A and B are equal.
diff --git a/mysql-test/suite/versioning/r/select.result b/mysql-test/suite/versioning/r/select.result
index 1f7e0306b9b..b54bb7de1e7 100644
--- a/mysql-test/suite/versioning/r/select.result
+++ b/mysql-test/suite/versioning/r/select.result
@@ -151,23 +151,23 @@ explain extended select * from (select t1.x as IJ2_x1, t1.y as y1, t2.x as x2, t
 for system_time as of timestamp @t0 as t;
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
 1	SIMPLE	t2	ALL	NULL	NULL	NULL	NULL	3	100.00	Using where
-1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	5	100.00	Using where; Using join buffer (flat, BNL join)
+1	SIMPLE	t1	hash_ALL	NULL	#hash#$hj	5	test.t2.x	5	100.00	Using where; Using join buffer (flat, BNLH join)
 Warnings:
 Note	1003	select `test`.`t1`.`x` AS `IJ2_x1`,`test`.`t1`.`y` AS `y1`,`test`.`t2`.`x` AS `x2`,`test`.`t2`.`y` AS `y2` from `test`.`t1` FOR SYSTEM_TIME ALL join `test`.`t2` FOR SYSTEM_TIME ALL where `test`.`t1`.`x` = `test`.`t2`.`x` and `test`.`t1`.`row_end` > <cache>(cast(@`t0` as datetime(6))) and `test`.`t1`.`row_start` <= <cache>(cast(@`t0` as datetime(6))) and `test`.`t2`.`row_end` > <cache>(cast(@`t0` as datetime(6))) and `test`.`t2`.`row_start` <= <cache>(cast(@`t0` as datetime(6)))
 explain extended select * from (select t1.x as LJ2_x1, t1.y as y1, t2.x as x2, t2.y as y2 from t1 left join t2 on t1.x = t2.x)
 for system_time as of timestamp @t0 as t;
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
 1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	5	100.00	
-1	SIMPLE	t2	ALL	NULL	NULL	NULL	NULL	3	100.00	Using where; Using join buffer (flat, BNL join)
+1	SIMPLE	t2	hash_ALL	NULL	#hash#$hj	5	test.t1.x	3	100.00	Using where; Using join buffer (flat, BNLH join)
 Warnings:
-Note	1003	select `test`.`t1`.`x` AS `LJ2_x1`,`test`.`t1`.`y` AS `y1`,`test`.`t2`.`x` AS `x2`,`test`.`t2`.`y` AS `y2` from `test`.`t1` FOR SYSTEM_TIME ALL left join `test`.`t2` FOR SYSTEM_TIME ALL on(`test`.`t2`.`x` = `test`.`t1`.`x` and `test`.`t1`.`row_end` > <cache>(cast(@`t0` as datetime(6))) and `test`.`t1`.`row_start` <= <cache>(cast(@`t0` as datetime(6))) and `test`.`t2`.`row_end` > <cache>(cast(@`t0` as datetime(6))) and `test`.`t2`.`row_start` <= <cache>(cast(@`t0` as datetime(6)))) where 1
+Note	1003	select `test`.`t1`.`x` AS `LJ2_x1`,`test`.`t1`.`y` AS `y1`,`test`.`t2`.`x` AS `x2`,`test`.`t2`.`y` AS `y2` from `test`.`t1` FOR SYSTEM_TIME ALL left join `test`.`t2` FOR SYSTEM_TIME ALL on(`test`.`t2`.`x` = `test`.`t1`.`x` and `test`.`t1`.`row_end` > <cache>(cast(@`t0` as datetime(6))) and `test`.`t1`.`row_start` <= <cache>(cast(@`t0` as datetime(6))) and `test`.`t2`.`row_end` > <cache>(cast(@`t0` as datetime(6))) and `test`.`t2`.`row_start` <= <cache>(cast(@`t0` as datetime(6))) and `test`.`t1`.`x` is not null) where 1
 explain extended select * from (select t1.x as RJ2_x1, t1.y as y1, t2.x as x2, t2.y as y2 from t1 right join t2 on t1.x = t2.x)
 for system_time as of timestamp @t0 as t;
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
 1	SIMPLE	t2	ALL	NULL	NULL	NULL	NULL	3	100.00	
-1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	5	100.00	Using where; Using join buffer (flat, BNL join)
+1	SIMPLE	t1	hash_ALL	NULL	#hash#$hj	5	test.t2.x	5	100.00	Using where; Using join buffer (flat, BNLH join)
 Warnings:
-Note	1003	select `test`.`t1`.`x` AS `RJ2_x1`,`test`.`t1`.`y` AS `y1`,`test`.`t2`.`x` AS `x2`,`test`.`t2`.`y` AS `y2` from `test`.`t2` FOR SYSTEM_TIME ALL left join `test`.`t1` FOR SYSTEM_TIME ALL on(`test`.`t1`.`x` = `test`.`t2`.`x` and `test`.`t1`.`row_end` > <cache>(cast(@`t0` as datetime(6))) and `test`.`t1`.`row_start` <= <cache>(cast(@`t0` as datetime(6))) and `test`.`t2`.`row_end` > <cache>(cast(@`t0` as datetime(6))) and `test`.`t2`.`row_start` <= <cache>(cast(@`t0` as datetime(6)))) where 1
+Note	1003	select `test`.`t1`.`x` AS `RJ2_x1`,`test`.`t1`.`y` AS `y1`,`test`.`t2`.`x` AS `x2`,`test`.`t2`.`y` AS `y2` from `test`.`t2` FOR SYSTEM_TIME ALL left join `test`.`t1` FOR SYSTEM_TIME ALL on(`test`.`t1`.`x` = `test`.`t2`.`x` and `test`.`t1`.`row_end` > <cache>(cast(@`t0` as datetime(6))) and `test`.`t1`.`row_start` <= <cache>(cast(@`t0` as datetime(6))) and `test`.`t2`.`row_end` > <cache>(cast(@`t0` as datetime(6))) and `test`.`t2`.`row_start` <= <cache>(cast(@`t0` as datetime(6))) and `test`.`t2`.`x` is not null) where 1
 select * from (select t1.x as IJ2_x1, t1.y as y1, t2.x as x2, t2.y as y2 from t1 inner join t2 on t1.x = t2.x)
 for system_time as of timestamp @t0 as t;
 IJ2_x1	y1	x2	y2