Stabilize rocksdb.rocksdb_mrr

Summary: As titled.

Reviewed By: luqun

Differential Revision: D37044391

fbshipit-source-id: 3996d39075bd7f9d3589b8b88a7373ce09cb706d

Author: lth

mysql-test/suite/rocksdb/r/rocksdb_mrr.result

@@ -538,14 +538,14 @@ drop table t20;
 #
 explain select t3.col1 from t3 where t3.col1=20 or t3.col1 between 25 and 28;
 id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
-1	SIMPLE	t3	NULL	range	col1	col1	5	NULL	2	100.00	Using where; Using index
+1	SIMPLE	t3	NULL	range	col1	col1	5	NULL	#	#	Using where; Using index
 Warnings:
 Note	1003	/* select#1 */ select `test`.`t3`.`col1` AS `col1` from `test`.`t3` where ((`test`.`t3`.`col1` = 20) or (`test`.`t3`.`col1` between 25 and 28))
 # This will use MRR:
 explain 
 select * from t3 where t3.col1=20 or t3.col1 between 25 and 28;
 id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
-1	SIMPLE	t3	NULL	range	col1	col1	5	NULL	2	100.00	Using index condition; Using MRR
+1	SIMPLE	t3	NULL	range	col1	col1	5	NULL	#	#	Using index condition; Using MRR
 Warnings:
 Note	1003	/* select#1 */ select `test`.`t3`.`pk1` AS `pk1`,`test`.`t3`.`pk2` AS `pk2`,`test`.`t3`.`col1` AS `col1`,`test`.`t3`.`filler` AS `filler` from `test`.`t3` where ((`test`.`t3`.`col1` = 20) or (`test`.`t3`.`col1` between 25 and 28))
 select * from t3 where t3.col1=20 or t3.col1 between 25 and 28;
@@ -559,7 +559,7 @@ pk1	pk2	col1	filler
 explain 
 select * from t3 where (t3.col1=20 or t3.col1 between 25 and 28) and mod(t3.col1,2)=0;
 id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
-1	SIMPLE	t3	NULL	range	col1	col1	5	NULL	2	100.00	Using index condition; Using MRR
+1	SIMPLE	t3	NULL	range	col1	col1	5	NULL	#	#	Using index condition; Using MRR
 Warnings:
 Note	1003	/* select#1 */ select `test`.`t3`.`pk1` AS `pk1`,`test`.`t3`.`pk2` AS `pk2`,`test`.`t3`.`col1` AS `col1`,`test`.`t3`.`filler` AS `filler` from `test`.`t3` where (((`test`.`t3`.`col1` = 20) or (`test`.`t3`.`col1` between 25 and 28)) and ((`test`.`t3`.`col1` % 2) = 0))
 select * from t3 where (t3.col1=20 or t3.col1 between 25 and 28) and mod(t3.col1,2)=0;
@@ -576,7 +576,7 @@ explain
 select pk1,pk2,col1, filler,mod(t3.col1,2) from t3
 where (t3.col1=20 or t3.col1 between 25 and 28) and mod(t3.col1,2)=0;
 id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
-1	SIMPLE	t3	NULL	range	col1	col1	5	NULL	2	100.00	Using index condition; Using MRR
+1	SIMPLE	t3	NULL	range	col1	col1	5	NULL	#	#	Using index condition; Using MRR
 Warnings:
 Note	1003	/* select#1 */ select `test`.`t3`.`pk1` AS `pk1`,`test`.`t3`.`pk2` AS `pk2`,`test`.`t3`.`col1` AS `col1`,`test`.`t3`.`filler` AS `filler`,(`test`.`t3`.`col1` % 2) AS `mod(t3.col1,2)` from `test`.`t3` where (((`test`.`t3`.`col1` = 20) or (`test`.`t3`.`col1` between 25 and 28)) and ((`test`.`t3`.`col1` % 2) = 0))
 select pk1,pk2,col1, filler,mod(t3.col1,2) from t3
@@ -594,8 +594,8 @@ pk1	pk2	col1	filler	mod(t3.col1,2)
 explain
 select * from t0,t3 where t3.col1=t0.a and mod(t3.pk2,2)=t0.a;
 id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
-1	SIMPLE	t0	NULL	ALL	NULL	NULL	NULL	NULL	10	100.00	Using where
-1	SIMPLE	t3	NULL	ref	col1	col1	5	test.t0.a	11	100.00	Using index condition; Using join buffer (Batched Key Access)
+1	SIMPLE	t0	NULL	ALL	NULL	NULL	NULL	NULL	#	#	Using where
+1	SIMPLE	t3	NULL	ref	col1	col1	5	test.t0.a	#	#	Using index condition; Using join buffer (Batched Key Access)
 Warnings:
 Note	1003	/* select#1 */ select `test`.`t0`.`a` AS `a`,`test`.`t3`.`pk1` AS `pk1`,`test`.`t3`.`pk2` AS `pk2`,`test`.`t3`.`col1` AS `col1`,`test`.`t3`.`filler` AS `filler` from `test`.`t0` join `test`.`t3` where ((`test`.`t3`.`col1` = `test`.`t0`.`a`) and ((`test`.`t3`.`pk2` % 2) = `test`.`t0`.`a`))
 select * from t0,t3 where t3.col1=t0.a and mod(t3.pk2,2)=t0.a;
@@ -630,8 +630,8 @@ a	pk1	pk2	col1	filler
 explain 
 select * from t0 left join t4 using (a) where t4.a is null;
 id	select_type	table	partitions	type	possible_keys	key	key_len	ref	rows	filtered	Extra
-1	SIMPLE	t0	NULL	ALL	NULL	NULL	NULL	NULL	10	#	NULL
-1	SIMPLE	t4	NULL	eq_ref	PRIMARY	PRIMARY	4	test.t0.a	1	#	Using where; Not exists; Using index; Using join buffer (Batched Key Access)
+1	SIMPLE	t0	NULL	ALL	NULL	NULL	NULL	NULL	#	#	NULL
+1	SIMPLE	t4	NULL	eq_ref	PRIMARY	PRIMARY	4	test.t0.a	#	#	Using where; Not exists; Using index; Using join buffer (Batched Key Access)
 Warnings:
 Note	1003	/* select#1 */ select `test`.`t0`.`a` AS `a` from `test`.`t0` left join `test`.`t4` on((`test`.`t4`.`a` = `test`.`t0`.`a`)) where (`test`.`t4`.`a` is null)
 select * from t0 left join t4 using (a) where t4.a is null;

mysql-test/suite/rocksdb/t/rocksdb_mrr.test

@@ -258,20 +258,24 @@ drop table t20;
 --echo #
 --echo # Check how MRR works without BKA
 --echo #
+--replace_column 10 # 11 #
 explain select t3.col1 from t3 where t3.col1=20 or t3.col1 between 25 and 28;
 
 --echo # This will use MRR:
+--replace_column 10 # 11 #
 explain 
 select * from t3 where t3.col1=20 or t3.col1 between 25 and 28;
 select * from t3 where t3.col1=20 or t3.col1 between 25 and 28;
 
 --echo # Check if Index Condition Pushdown works
+--replace_column 10 # 11 #
 explain 
 select * from t3 where (t3.col1=20 or t3.col1 between 25 and 28) and mod(t3.col1,2)=0;
 select * from t3 where (t3.col1=20 or t3.col1 between 25 and 28) and mod(t3.col1,2)=0;
 
 select * from t3 use index() where (t3.col1=20 or t3.col1 between 25 and 28) and mod(t3.col1,2)=0;
 
+--replace_column 10 # 11 #
 explain
 select pk1,pk2,col1, filler,mod(t3.col1,2) from t3
 where (t3.col1=20 or t3.col1 between 25 and 28) and mod(t3.col1,2)=0;
@@ -286,6 +290,7 @@ where (t3.col1=20 or t3.col1 between 25 and 28) and mod(t3.col1,2)=0;
 --echo # "current row" for the preceding table(s)
 --echo #
 
+--replace_column 10 # 11 #
 explain
 select * from t0,t3 where t3.col1=t0.a and mod(t3.pk2,2)=t0.a;
 select * from t0,t3 where t3.col1=t0.a and mod(t3.pk2,2)=t0.a;
@@ -308,7 +313,7 @@ explain
 select * from t0 left join t3 on t3.col1=t0.a where t3.pk1 is null;
 select * from t0 left join t3 on t3.col1=t0.a where t3.pk1 is null;
 
---replace_column 11 #
+--replace_column 10 # 11 #
 explain 
 select * from t0 left join t4 using (a) where t4.a is null;
 select * from t0 left join t4 using (a) where t4.a is null;