Commit cfd2646c authored by Igor Babaev's avatar Igor Babaev

Fixed the results after the merge of 10.4 into bb-10.4-mdev16188.

parent 37deed3f
......@@ -48,7 +48,7 @@ rollback;
start transaction;
explain delete from v1 where (select count(*) from t1 b where b.c1=v1.c1) = 500 limit 1;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 range c1 c1 4 NULL 600 Using where
1 PRIMARY t1 range c1 c1 4 NULL 502 Using where
2 DEPENDENT SUBQUERY b ref c1 c1 4 test.t1.c1 167 Using index
delete from v1 where (select count(*) from t1 b where b.c1=v1.c1) = 500 limit 1;
affected rows: 1
......
......@@ -2434,6 +2434,7 @@ INSERT INTO t1 VALUES
(1,NULL),(0,'a'),(1,NULL),(0,'a'), (1,'a'),(0,'a'),(2,'a'),(1,'a');
ANALYZE TABLE t1;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
EXPLAIN SELECT SQL_BUFFER_RESULT MIN(a), b FROM t1 WHERE t1.b = 'a' GROUP BY b;
......
......@@ -1036,7 +1036,9 @@ insert into t1 (b) values (null), (null), (null);
insert into t2 (b) values (null), (null), (null);
analyze table t1,t2;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
test.t2 analyze status Engine-independent statistics collected
test.t2 analyze status OK
set optimizer_switch='extended_keys=on';
explain select a from t1 where b is null order by a desc limit 2;
......
......@@ -1270,7 +1270,9 @@ INSERT INTO t1 VALUES (3,'b'),(4,NULL),(5,'c'),(6,'cc'),(7,'d'),
INSERT INTO t2 VALUES (2,NULL);
ANALYZE TABLE t1,t2;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
test.t2 analyze status Engine-independent statistics collected
test.t2 analyze status OK
FLUSH STATUS;
SELECT * FROM t1 JOIN t2 ON t1.v = t2.v WHERE t2.v IS NULL ORDER BY 1;
......@@ -1278,7 +1280,7 @@ pk v pk v
SHOW STATUS LIKE 'Handler_read_%';
Variable_name Value
Handler_read_first 0
Handler_read_key 1
Handler_read_key 11
Handler_read_last 0
Handler_read_next 0
Handler_read_prev 0
......
......@@ -1064,7 +1064,7 @@ t0.b=t1.b AND
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t0 ref idx_a idx_a 5 const 2 100.00
1 SIMPLE t9 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (flat, BNL join)
1 SIMPLE t1 ALL idx_b NULL NULL NULL 7 85.71 Using where; Using join buffer (flat, BNL join)
1 SIMPLE t1 ALL idx_b NULL NULL NULL 7 100.00 Using where; Using join buffer (flat, BNL join)
1 SIMPLE t2 ALL NULL NULL NULL NULL 8 100.00 Using where
1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 Using where
1 SIMPLE t4 ref idx_b idx_b 5 test.t2.b 2 100.00 Using where
......
......@@ -1075,7 +1075,7 @@ t0.b=t1.b AND
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t0 ref idx_a idx_a 5 const 2 100.00
1 SIMPLE t9 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (flat, BNL join)
1 SIMPLE t1 ALL idx_b NULL NULL NULL 7 85.71 Using where; Using join buffer (incremental, BNL join)
1 SIMPLE t1 ALL idx_b NULL NULL NULL 7 100.00 Using where; Using join buffer (incremental, BNL join)
1 SIMPLE t2 ALL NULL NULL NULL NULL 8 100.00 Using where; Using join buffer (incremental, BNL join)
1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer (incremental, BNL join)
1 SIMPLE t4 ref idx_b idx_b 5 test.t2.b 2 100.00 Using where; Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan
......@@ -2003,7 +2003,7 @@ ON t6.b >= 2 AND t5.b=t7.b AND
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t5 ALL NULL NULL NULL NULL 3
1 SIMPLE t7 ref|filter PRIMARY,b_i b_i|PRIMARY 5|4 test.t5.b 2 (29%) Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan; Using filter
1 SIMPLE t6 range|filter PRIMARY,b_i PRIMARY|b_i 4|5 NULL 3 (86%) Using where; Rowid-ordered scan; Using join buffer (incremental, BNL join); Using filter
1 SIMPLE t6 range PRIMARY,b_i PRIMARY 4 NULL 3 Using where; Rowid-ordered scan; Using join buffer (incremental, BNL join)
1 SIMPLE t8 ref b_i b_i 5 test.t5.b 2 Using where; Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan
SELECT t5.a,t5.b,t6.a,t6.b,t7.a,t7.b,t8.a,t8.b
FROM t5
......
......@@ -433,47 +433,47 @@ left join t16 on t15.o1 = t16.p1
where t1.a10 = 1;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL a4,a6,a5,a7 NULL NULL NULL 3 Using where
1 SIMPLE t2 ref PRIMARY PRIMARY 4 test.t1.a1 1 Using index
1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t2.b2 1 Using where; Using index
1 SIMPLE t4 eq_ref PRIMARY PRIMARY 4 test.t1.a2 1 Using index
1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t4.d1 1 Using where
1 SIMPLE t6 eq_ref PRIMARY PRIMARY 4 test.t1.a3 1 Using where; Using index
1 SIMPLE t8 eq_ref PRIMARY PRIMARY 1 test.t1.a4 1 Using index
1 SIMPLE t7 eq_ref PRIMARY PRIMARY 1 test.t1.a7 1
1 SIMPLE t11 eq_ref PRIMARY PRIMARY 4 test.t1.a5 1
1 SIMPLE t12 eq_ref PRIMARY PRIMARY 4 test.t11.k3 1 Using where
1 SIMPLE l2 eq_ref PRIMARY PRIMARY 4 test.t11.k4 1 Using where
1 SIMPLE t13 ref PRIMARY,m3 PRIMARY 4 test.t1.a1 1 Using where; Using index
1 SIMPLE t2 ref PRIMARY PRIMARY 4 test.t1.a1 1 Using index
1 SIMPLE t9 ref PRIMARY PRIMARY 1 test.t1.a4 1
1 SIMPLE l4 eq_ref PRIMARY PRIMARY 4 test.t13.m2 1 Using where; Using index
1 SIMPLE m2 ref PRIMARY,m3 PRIMARY 4 test.t1.a1 1 Using where; Using index
1 SIMPLE l3 ALL PRIMARY NULL NULL NULL 3 Using where; Using join buffer (flat, BNL join)
1 SIMPLE t10 ALL PRIMARY NULL NULL NULL 3 Using where; Using join buffer (incremental, BNL join)
1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t2.b2 1 Using where; Using index
1 SIMPLE t4 eq_ref PRIMARY PRIMARY 4 test.t1.a2 1 Using index
1 SIMPLE t5 ALL PRIMARY NULL NULL NULL 3 Using where; Using join buffer (flat, BNL join)
1 SIMPLE l3 ALL PRIMARY NULL NULL NULL 3 Using where; Using join buffer (incremental, BNL join)
1 SIMPLE t7 eq_ref PRIMARY PRIMARY 1 test.t1.a7 1
1 SIMPLE t6 eq_ref PRIMARY PRIMARY 4 test.t1.a3 1 Using where; Using index
1 SIMPLE t14 eq_ref PRIMARY PRIMARY 2 test.t1.a8 1 Using where
1 SIMPLE t15 eq_ref PRIMARY PRIMARY 2 test.t1.a9 1 Using where; Using index
1 SIMPLE t16 ref PRIMARY PRIMARY 2 test.t15.o1 1 Using where
1 SIMPLE t10 ALL PRIMARY NULL NULL NULL 3 Using where; Using join buffer (flat, BNL join)
explain select * from v1;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL a4,a6,a5,a7 NULL NULL NULL 3 Using where
1 SIMPLE t2 ref PRIMARY PRIMARY 4 test.t1.a1 1 Using index
1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t2.b2 1 Using where; Using index
1 SIMPLE t4 eq_ref PRIMARY PRIMARY 4 test.t1.a2 1 Using index
1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t4.d1 1 Using where
1 SIMPLE t6 eq_ref PRIMARY PRIMARY 4 test.t1.a3 1 Using where; Using index
1 SIMPLE t8 eq_ref PRIMARY PRIMARY 1 test.t1.a4 1 Using index
1 SIMPLE t7 eq_ref PRIMARY PRIMARY 1 test.t1.a7 1
1 SIMPLE t11 eq_ref PRIMARY PRIMARY 4 test.t1.a5 1
1 SIMPLE t12 eq_ref PRIMARY PRIMARY 4 test.t11.k3 1 Using where
1 SIMPLE l2 eq_ref PRIMARY PRIMARY 4 test.t11.k4 1 Using where
1 SIMPLE t13 ref PRIMARY,m3 PRIMARY 4 test.t1.a1 1 Using where; Using index
1 SIMPLE t2 ref PRIMARY PRIMARY 4 test.t1.a1 1 Using index
1 SIMPLE t9 ref PRIMARY PRIMARY 1 test.t1.a4 1
1 SIMPLE l4 eq_ref PRIMARY PRIMARY 4 test.t13.m2 1 Using where; Using index
1 SIMPLE m2 ref PRIMARY,m3 PRIMARY 4 test.t1.a1 1 Using where; Using index
1 SIMPLE l3 ALL PRIMARY NULL NULL NULL 3 Using where; Using join buffer (flat, BNL join)
1 SIMPLE t10 ALL PRIMARY NULL NULL NULL 3 Using where; Using join buffer (incremental, BNL join)
1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t2.b2 1 Using where; Using index
1 SIMPLE t4 eq_ref PRIMARY PRIMARY 4 test.t1.a2 1 Using index
1 SIMPLE t5 ALL PRIMARY NULL NULL NULL 3 Using where; Using join buffer (flat, BNL join)
1 SIMPLE l3 ALL PRIMARY NULL NULL NULL 3 Using where; Using join buffer (incremental, BNL join)
1 SIMPLE t7 eq_ref PRIMARY PRIMARY 1 test.t1.a7 1
1 SIMPLE t6 eq_ref PRIMARY PRIMARY 4 test.t1.a3 1 Using where; Using index
1 SIMPLE t14 eq_ref PRIMARY PRIMARY 2 test.t1.a8 1 Using where
1 SIMPLE t15 eq_ref PRIMARY PRIMARY 2 test.t1.a9 1 Using where; Using index
1 SIMPLE t16 ref PRIMARY PRIMARY 2 test.t15.o1 1 Using where
1 SIMPLE t10 ALL PRIMARY NULL NULL NULL 3 Using where; Using join buffer (flat, BNL join)
drop view v1;
drop table t1,t2,t3,t4,t5,t6,t7,t8,t9,t10,t11,t12,t13,t14,t15,t16;
#
......
......@@ -605,12 +605,13 @@ VALUES
(2,2), (2,3), (2,1), (3,1), (4,1), (4,2), (4,3), (4,4), (4,5), (4,6);
ANALYZE table t1;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
EXPLAIN SELECT 1 FROM t1 AS t1_outer WHERE
(SELECT max(b) FROM t1 GROUP BY a HAVING a < 2) > 12;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE
2 SUBQUERY t1 range NULL a 5 NULL 4 Using index for group-by
2 SUBQUERY t1 index NULL a 10 NULL 15 Using index
SELECT 1 as RES FROM t1 AS t1_outer WHERE
(SELECT max(b) FROM t1 GROUP BY a HAVING a < 2) > 12;
RES
......
......@@ -407,7 +407,7 @@ WHERE (pk BETWEEN 4 AND 5 OR pk < 2) AND c1 < 240
ORDER BY c1
LIMIT 1;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range PRIMARY,k1 k1 5 NULL 4 Using where
1 SIMPLE t1 range|filter PRIMARY,k1 PRIMARY|k1 4|5 NULL 3 (50%) Using index condition; Using where; Rowid-ordered scan; Using filesort; Using filter
DROP TABLE t1;
#
#
......@@ -590,7 +590,9 @@ PRIMARY KEY (pk)
INSERT INTO t2 VALUES (4,1);
ANALYZE TABLE t1,t2;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
test.t2 analyze status Engine-independent statistics collected
test.t2 analyze status OK
EXPLAIN
SELECT t1.d1, t2.pk, t2.i1 FROM t1 STRAIGHT_JOIN t2 ON t2.i1
......@@ -799,7 +801,9 @@ INSERT INTO t2 (g,h) VALUES
(7,'f'),(5,'j'),(3,'e'),(1,'u'),(4,'v'),(9,'u');
ANALYZE TABLE t1,t2;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
test.t2 analyze status Engine-independent statistics collected
test.t2 analyze status Table is already up to date
SET @save_optimize_switch=@@optimizer_switch;
SET optimizer_switch='materialization=on';
......@@ -810,7 +814,7 @@ AND (EXISTS (SELECT * FROM t1, t2 WHERE a = f AND h <= t.e AND a > t.b)
OR a = 0 AND h < 'z' );
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t ALL PRIMARY,c NULL NULL NULL 64 Using where
1 PRIMARY t2 ref g g 5 test.t.c 19 Using where
1 PRIMARY t2 ref g g 5 test.t.c 18 Using where
2 DEPENDENT SUBQUERY t1 index PRIMARY PRIMARY 4 NULL 64 Using where; Using index
2 DEPENDENT SUBQUERY t2 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 Using where
SELECT COUNT(*) FROM t1 AS t, t2
......
......@@ -960,7 +960,9 @@ INSERT INTO t1 SELECT a + 40, b + 40 FROM t1;
INSERT INTO t2 SELECT * FROM t1;
ANALYZE TABLE t1,t2;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
test.t2 analyze status Engine-independent statistics collected
test.t2 analyze status Table is already up to date
# plans should be identical
EXPLAIN SELECT a, MAX(b) FROM t1 WHERE a IN (10,100) GROUP BY a;
......
......@@ -1085,7 +1085,7 @@ EXPLAIN SELECT Name, Country, Population FROM City WHERE
(Name='Samara' AND Country='RUS') OR
(Name='Seattle' AND Country='USA');
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE City index_merge Country,CountryPopulation,CountryName,CityName CountryName,CityName 38,35 NULL 27 Using sort_union(CountryName,CityName); Using where
1 SIMPLE City range Country,CountryPopulation,CountryName,CityName CityName 35 NULL 27 Using index condition; Using where
SELECT Name, Country, Population FROM City WHERE
(Name='Manila' AND Country='PHL') OR
(Name='Addis Abeba' AND Country='ETH') OR
......@@ -1116,32 +1116,32 @@ SELECT Name, Country, Population FROM City WHERE
(Name='Seattle' AND Country='USA');
Name Country Population
Addis Abeba ETH 2495000
Manila PHL 1581082
Jakarta IDN 9604900
Delhi IND 7206704
Ankara TUR 3038159
Bangalore IND 2660088
Teheran IRN 6758845
Roma ITA 2643581
Venezia ITA 277305
Tokyo JPN 7980230
Toronto CAN 688275
Vancouver CAN 514008
Peking CHN 7472000
Seoul KOR 9981619
Basel CHE 166700
Caracas VEN 1975294
Dakar SEN 785071
Delhi IND 7206704
Dresden DEU 476668
Jakarta IDN 9604900
Kaunas LTU 412639
Rabat MAR 623457
Tijuana MEX 1212232
Lagos NGA 1518000
Lugansk UKR 469000
Manila PHL 1581082
Paris FRA 2125246
Dresden DEU 476668
Dakar SEN 785071
Basel CHE 166700
Peking CHN 7472000
Praha CZE 1181126
Ankara TUR 3038159
Lugansk UKR 469000
Caracas VEN 1975294
Rabat MAR 623457
Roma ITA 2643581
Samara RUS 1156100
Seattle USA 563374
Seoul KOR 9981619
Teheran IRN 6758845
Tijuana MEX 1212232
Tokyo JPN 7980230
Toronto CAN 688275
Vancouver CAN 514008
Venezia ITA 277305
set optimizer_switch='index_merge=off';
EXPLAIN SELECT Name, Country, Population FROM City WHERE
(Name='Manila' AND Country='PHL') OR
......@@ -1172,7 +1172,7 @@ EXPLAIN SELECT Name, Country, Population FROM City WHERE
(Name='Samara' AND Country='RUS') OR
(Name='Seattle' AND Country='USA');
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE City range Country,CountryPopulation,CountryName,CityName CityName 35 NULL 28 Using index condition; Using where
1 SIMPLE City range Country,CountryPopulation,CountryName,CityName CityName 35 NULL 27 Using index condition; Using where
SELECT Name, Country, Population FROM City WHERE
(Name='Manila' AND Country='PHL') OR
(Name='Addis Abeba' AND Country='ETH') OR
......@@ -1757,6 +1757,7 @@ INSERT INTO t1 VALUES
(0,72,321,-7),(0,73,0,3),(0,74,5,25),(0,75,5,3);
ANALYZE TABLE t1;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
SET SESSION optimizer_switch='index_merge_sort_union=off';
EXPLAIN
......@@ -1837,6 +1838,7 @@ INSERT INTO t1 VALUES
;
ANALYZE TABLE t1;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
EXPLAIN
SELECT * FROM t1 FORCE KEY (state,capital)
......@@ -1904,23 +1906,23 @@ Country='NOR' AND Name IN ('Oslo', 'Bergen') OR
Country='ITA' AND Name IN ('Napoli', 'Venezia');
ID Name Country Population
175 Antwerpen BEL 446525
176 Gent BEL 224180
2808 Bergen NOR 230948
3068 Berlin DEU 3386667
3087 Bonn DEU 301048
2918 Braga PRT 90535
176 Gent BEL 224180
3242 Lahti FIN 96921
2974 Paris FRA 2125246
3580 Moscow RUS 8389200
1466 Napoli ITA 1002619
1474 Venezia ITA 277305
2808 Bergen NOR 230948
2807 Oslo NOR 508726
2928 Warszawa POL 1615369
2931 Wroclaw POL 636765
2918 Braga PRT 90535
2974 Paris FRA 2125246
2915 Porto PRT 273060
3580 Moscow RUS 8389200
3581 St Petersburg RUS 4694000
3048 Stockholm SWE 750348
3051 Uppsala SWE 189569
1474 Venezia ITA 277305
2928 Warszawa POL 1615369
2931 Wroclaw POL 636765
explain select * from City
where
Country='FIN' AND Name IN ('Lahti','Imatra') OR
......@@ -1934,7 +1936,7 @@ Country='POL' AND Name IN ('Warszawa', 'Wroclaw') OR
Country='NOR' AND Name IN ('Oslo', 'Bergen') OR
Country='ITA' AND Name IN ('Napoli', 'Venezia');
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE City range CountryName,Name CountryName 38 NULL 20 Using index condition; Using where
1 SIMPLE City range CountryName,Name Name 35 NULL 20 Using index condition; Using where
DROP DATABASE world;
set session optimizer_switch='index_merge_sort_intersection=default';
set global innodb_stats_persistent= @innodb_stats_persistent_save;
......
......@@ -3701,6 +3701,7 @@ INSERT INTO t1 SELECT * FROM t1 WHERE ID1_with_null IS NULL;
INSERT INTO t1 SELECT * FROM t1 WHERE ID2_with_null IS NULL;
ANALYZE TABLE t1;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
SELECT COUNT(*) FROM t1 WHERE ID1_with_null IS NULL AND ID2_with_null=3;
COUNT(*)
......
......@@ -3712,6 +3712,7 @@ INSERT INTO t1 SELECT * FROM t1 WHERE ID1_with_null IS NULL;
INSERT INTO t1 SELECT * FROM t1 WHERE ID2_with_null IS NULL;
ANALYZE TABLE t1;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
SELECT COUNT(*) FROM t1 WHERE ID1_with_null IS NULL AND ID2_with_null=3;
COUNT(*)
......
......@@ -3701,6 +3701,7 @@ INSERT INTO t1 SELECT * FROM t1 WHERE ID1_with_null IS NULL;
INSERT INTO t1 SELECT * FROM t1 WHERE ID2_with_null IS NULL;
ANALYZE TABLE t1;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
SELECT COUNT(*) FROM t1 WHERE ID1_with_null IS NULL AND ID2_with_null=3;
COUNT(*)
......
......@@ -68,7 +68,7 @@ id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE nation ref PRIMARY,i_n_regionkey i_n_regionkey 5 dbt3_s001.region.r_regionkey 5
1 SIMPLE supplier ref PRIMARY,i_s_nationkey i_s_nationkey 5 dbt3_s001.nation.n_nationkey 1
1 SIMPLE customer ref PRIMARY,i_c_nationkey i_c_nationkey 5 dbt3_s001.nation.n_nationkey 6
1 SIMPLE orders ref PRIMARY,i_o_orderdate,i_o_custkey i_o_custkey 5 dbt3_s001.customer.c_custkey 15 Using where
1 SIMPLE orders ref|filter PRIMARY,i_o_orderdate,i_o_custkey i_o_custkey|i_o_orderdate 5|4 dbt3_s001.customer.c_custkey 15 (12%) Using where; Using filter
1 SIMPLE lineitem ref PRIMARY,i_l_suppkey,i_l_orderkey,i_l_orderkey_quantity PRIMARY 4 dbt3_s001.orders.o_orderkey 4 Using where
select n_name, sum(l_extendedprice * (1 - l_discount)) as revenue
from customer, orders, lineitem, supplier, nation, region
......@@ -175,7 +175,7 @@ id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE nation ref PRIMARY,i_n_regionkey i_n_regionkey 5 dbt3_s001.region.r_regionkey 5
1 SIMPLE supplier ref PRIMARY,i_s_nationkey i_s_nationkey 5 dbt3_s001.nation.n_nationkey 1
1 SIMPLE customer ref PRIMARY,i_c_nationkey i_c_nationkey 5 dbt3_s001.nation.n_nationkey 6
1 SIMPLE orders ref PRIMARY,i_o_orderdate,i_o_custkey i_o_custkey 5 dbt3_s001.customer.c_custkey 15 Using where
1 SIMPLE orders ref|filter PRIMARY,i_o_orderdate,i_o_custkey i_o_custkey|i_o_orderdate 5|4 dbt3_s001.customer.c_custkey 15 (12%) Using where; Using filter
1 SIMPLE lineitem ref PRIMARY,i_l_suppkey,i_l_orderkey,i_l_orderkey_quantity PRIMARY 4 dbt3_s001.orders.o_orderkey 4 Using where
select n_name, sum(l_extendedprice * (1 - l_discount)) as revenue
from customer, orders, lineitem, supplier, nation, region
......
......@@ -3106,6 +3106,7 @@ insert into t2(a, c, b) values (1,10,'359'), (2,10,'35988'), (3,10,'35989');
insert into t2(a, c, b) values (4,10,'360'), (5,10,'35998'), (6,10,'35999');
analyze table t1;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
explain SELECT sql_no_cache t1.a, r.a, r.b FROM t1 LEFT JOIN t2 r
ON r.a = (SELECT t2.a FROM t2 WHERE t2.c = t1.a AND t2.b <= '359899'
......
......@@ -41,11 +41,17 @@ insert into t2i select * from t2;
insert into t3i select * from t3;
analyze table t1,t2,t3,t1i,t2i,t3i;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
test.t2 analyze status Engine-independent statistics collected
test.t2 analyze status OK
test.t3 analyze status Engine-independent statistics collected
test.t3 analyze status OK
test.t1i analyze status Engine-independent statistics collected
test.t1i analyze status Table is already up to date
test.t2i analyze status Engine-independent statistics collected
test.t2i analyze status Table is already up to date
test.t3i analyze status Engine-independent statistics collected
test.t3i analyze status Table is already up to date
set @@optimizer_switch='materialization=on,in_to_exists=off,firstmatch=off';
/******************************************************************************
......@@ -133,7 +139,7 @@ explain extended
select * from t1i where (a1, a2) in (select b1, max(b2) from t2i where b1 > '0' group by b1);
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t1i index NULL # # # 3 100.00 #
2 MATERIALIZED t2i range it2i1,it2i3 # # # 3 100.00 #
2 MATERIALIZED t2i range it2i1,it2i3 # # # 5 100.00 #
Warnings:
Note 1003 /* select#1 */ select `test`.`t1i`.`a1` AS `a1`,`test`.`t1i`.`a2` AS `a2` from `test`.`t1i` where <expr_cache><`test`.`t1i`.`a1`,`test`.`t1i`.`a2`>(<in_optimizer>((`test`.`t1i`.`a1`,`test`.`t1i`.`a2`),(`test`.`t1i`.`a1`,`test`.`t1i`.`a2`) in ( <materialize> (/* select#2 */ select `test`.`t2i`.`b1`,max(`test`.`t2i`.`b2`) from `test`.`t2i` where `test`.`t2i`.`b1` > '0' group by `test`.`t2i`.`b1` ), <primary_index_lookup>(`test`.`t1i`.`a1` in <temporary table> on distinct_key where `test`.`t1i`.`a1` = `<subquery2>`.`b1` and `test`.`t1i`.`a2` = `<subquery2>`.`max(b2)`))))
select * from t1i where (a1, a2) in (select b1, max(b2) from t2i where b1 > '0' group by b1);
......@@ -144,7 +150,7 @@ explain extended
select * from t1i where (a1, a2) in (select b1, min(b2) from t2i where b1 > '0' group by b1);
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t1i index NULL # # # 3 100.00 #
2 MATERIALIZED t2i range it2i1,it2i3 # # # 3 100.00 #
2 MATERIALIZED t2i range it2i1,it2i3 # # # 5 100.00 #
Warnings:
Note 1003 /* select#1 */ select `test`.`t1i`.`a1` AS `a1`,`test`.`t1i`.`a2` AS `a2` from `test`.`t1i` where <expr_cache><`test`.`t1i`.`a1`,`test`.`t1i`.`a2`>(<in_optimizer>((`test`.`t1i`.`a1`,`test`.`t1i`.`a2`),(`test`.`t1i`.`a1`,`test`.`t1i`.`a2`) in ( <materialize> (/* select#2 */ select `test`.`t2i`.`b1`,min(`test`.`t2i`.`b2`) from `test`.`t2i` where `test`.`t2i`.`b1` > '0' group by `test`.`t2i`.`b1` ), <primary_index_lookup>(`test`.`t1i`.`a1` in <temporary table> on distinct_key where `test`.`t1i`.`a1` = `<subquery2>`.`b1` and `test`.`t1i`.`a2` = `<subquery2>`.`min(b2)`))))
select * from t1i where (a1, a2) in (select b1, min(b2) from t2i where b1 > '0' group by b1);
......@@ -158,6 +164,7 @@ insert into t2i_c select * from t2i;
insert into t2i_c select * from t2i;
analyze table t2i_c;
Table Op Msg_type Msg_text
test.t2i_c analyze status Engine-independent statistics collected
test.t2i_c analyze status OK
show create table t2i_c;
Table Create Table
......@@ -172,7 +179,7 @@ explain extended
select * from t1 where (a1, a2) in (select b1, max(b2) from t2i_c group by b1);
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 Using where
2 MATERIALIZED t2i_c range NULL it2i3 9 NULL 3 100.00 Using index for group-by
2 MATERIALIZED t2i_c range NULL it2i3 9 NULL 4 100.00 Using index for group-by
Warnings:
Note 1003 /* select#1 */ select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where <expr_cache><`test`.`t1`.`a1`,`test`.`t1`.`a2`>(<in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),(`test`.`t1`.`a1`,`test`.`t1`.`a2`) in ( <materialize> (/* select#2 */ select `test`.`t2i_c`.`b1`,max(`test`.`t2i_c`.`b2`) from `test`.`t2i_c` group by `test`.`t2i_c`.`b1` ), <primary_index_lookup>(`test`.`t1`.`a1` in <temporary table> on distinct_key where `test`.`t1`.`a1` = `<subquery2>`.`b1` and `test`.`t1`.`a2` = `<subquery2>`.`max(b2)`))))
select * from t1 where (a1, a2) in (select b1, max(b2) from t2i_c group by b1);
......@@ -183,11 +190,11 @@ prepare st1 from "explain select * from t1 where (a1, a2) in (select b1, max(b2)
execute st1;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 3 Using where
2 MATERIALIZED t2i_c range NULL it2i3 9 NULL 3 Using index for group-by
2 MATERIALIZED t2i_c range NULL it2i3 9 NULL 4 Using index for group-by
execute st1;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 3 Using where
2 MATERIALIZED t2i_c range NULL it2i3 9 NULL 3 Using index for group-by
2 MATERIALIZED t2i_c range NULL it2i3 9 NULL 4 Using index for group-by
prepare st2 from "select * from t1 where (a1, a2) in (select b1, max(b2) from t2i_c group by b1)";
execute st2;
a1 a2
......@@ -202,7 +209,7 @@ explain extended
select * from t1 where (a1, a2) in (select b1, min(b2) from t2i where b1 > '0' group by b1);
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 Using where
2 MATERIALIZED t2i range it2i1,it2i3 it2i3 18 NULL 3 100.00 Using where; Using index for group-by
2 MATERIALIZED t2i range it2i1,it2i3 it2i3 9 NULL 5 100.00 Using where; Using index
Warnings:
Note 1003 /* select#1 */ select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where <expr_cache><`test`.`t1`.`a1`,`test`.`t1`.`a2`>(<in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),(`test`.`t1`.`a1`,`test`.`t1`.`a2`) in ( <materialize> (/* select#2 */ select `test`.`t2i`.`b1`,min(`test`.`t2i`.`b2`) from `test`.`t2i` where `test`.`t2i`.`b1` > '0' group by `test`.`t2i`.`b1` ), <primary_index_lookup>(`test`.`t1`.`a1` in <temporary table> on distinct_key where `test`.`t1`.`a1` = `<subquery2>`.`b1` and `test`.`t1`.`a2` = `<subquery2>`.`min(b2)`))))
select * from t1 where (a1, a2) in (select b1, min(b2) from t2i where b1 > '0' group by b1);
......@@ -511,7 +518,7 @@ where (c1, c2) in (select b1, b2 from t2i where b2 > '0' or b2 = a2));
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 Using where
5 DEPENDENT SUBQUERY t3c ALL NULL NULL NULL NULL 4 100.00 Using where
6 DEPENDENT SUBQUERY t2i index_subquery it2i1,it2i2,it2i3 it2i3 18 func,func 2 100.00 Using index; Using where
6 DEPENDENT SUBQUERY t2i index_subquery it2i1,it2i2,it2i3 it2i3 18 func,func 1 100.00 Using index; Using where
2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 5 100.00 Using where
4 MATERIALIZED t3b ALL NULL NULL NULL NULL 4 100.00 Using where
3 DEPENDENT SUBQUERY t3a ALL NULL NULL NULL NULL 4 100.00 Using where
......
......@@ -3109,6 +3109,7 @@ insert into t2(a, c, b) values (1,10,'359'), (2,10,'35988'), (3,10,'35989');
insert into t2(a, c, b) values (4,10,'360'), (5,10,'35998'), (6,10,'35999');
analyze table t1;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
explain SELECT sql_no_cache t1.a, r.a, r.b FROM t1 LEFT JOIN t2 r
ON r.a = (SELECT t2.a FROM t2 WHERE t2.c = t1.a AND t2.b <= '359899'
......
......@@ -3111,6 +3111,7 @@ insert into t2(a, c, b) values (1,10,'359'), (2,10,'35988'), (3,10,'35989');
insert into t2(a, c, b) values (4,10,'360'), (5,10,'35998'), (6,10,'35999');
analyze table t1;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
explain SELECT sql_no_cache t1.a, r.a, r.b FROM t1 LEFT JOIN t2 r
ON r.a = (SELECT t2.a FROM t2 WHERE t2.c = t1.a AND t2.b <= '359899'
......
......@@ -3107,6 +3107,7 @@ insert into t2(a, c, b) values (1,10,'359'), (2,10,'35988'), (3,10,'35989');
insert into t2(a, c, b) values (4,10,'360'), (5,10,'35998'), (6,10,'35999');
analyze table t1;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
explain SELECT sql_no_cache t1.a, r.a, r.b FROM t1 LEFT JOIN t2 r
ON r.a = (SELECT t2.a FROM t2 WHERE t2.c = t1.a AND t2.b <= '359899'
......
......@@ -3112,6 +3112,7 @@ insert into t2(a, c, b) values (1,10,'359'), (2,10,'35988'), (3,10,'35989');
insert into t2(a, c, b) values (4,10,'360'), (5,10,'35998'), (6,10,'35999');
analyze table t1;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
explain SELECT sql_no_cache t1.a, r.a, r.b FROM t1 LEFT JOIN t2 r
ON r.a = (SELECT t2.a FROM t2 WHERE t2.c = t1.a AND t2.b <= '359899'
......
......@@ -3107,6 +3107,7 @@ insert into t2(a, c, b) values (1,10,'359'), (2,10,'35988'), (3,10,'35989');
insert into t2(a, c, b) values (4,10,'360'), (5,10,'35998'), (6,10,'35999');
analyze table t1;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
explain SELECT sql_no_cache t1.a, r.a, r.b FROM t1 LEFT JOIN t2 r
ON r.a = (SELECT t2.a FROM t2 WHERE t2.c = t1.a AND t2.b <= '359899'
......
......@@ -3105,13 +3105,13 @@ explain
select a from t1, t2 where b between 1 and 2 and a in (select b from t2);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 5 Using where
1 PRIMARY t2 ref idx idx 5 test.t1.a 1463 Using index; FirstMatch(t1)
1 PRIMARY t2 ref idx idx 5 test.t1.a 1462 Using index; FirstMatch(t1)
1 PRIMARY t2 range idx idx 5 NULL 5 Using where; Using index; Using join buffer (flat, BNL join)
explain
select a from t1 join t2 on b between 1 and 2 and a in (select b from t2);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 5 Using where
1 PRIMARY t2 ref idx idx 5 test.t1.a 1463 Using index; FirstMatch(t1)
1 PRIMARY t2 ref idx idx 5 test.t1.a 1462 Using index; FirstMatch(t1)
1 PRIMARY t2 range idx idx 5 NULL 5 Using where; Using index; Using join buffer (flat, BNL join)
drop table t1,t2;
set optimizer_switch= @tmp_mdev12675;
......
......@@ -74,8 +74,11 @@ insert into t3 select a,a, a,a,a from t0;
insert into t3 select a,a, a+100,a+100,a+100 from t0;
analyze table t1,t2,t3;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
test.t2 analyze status Engine-independent statistics collected
test.t2 analyze status OK
test.t3 analyze status Engine-independent statistics collected
test.t3 analyze status OK
explain select * from t3 where b in (select a from t1);
id select_type table type possible_keys key key_len ref rows Extra
......@@ -933,7 +936,9 @@ INSERT INTO t2 VALUES
(15,'g',6),(16,'x',7),(17,'f',8);
analyze table t1,t2;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
test.t2 analyze status Engine-independent statistics collected
test.t2 analyze status OK
explain
SELECT * FROM t1 WHERE b IN (
......@@ -968,6 +973,7 @@ INSERT INTO t1 VALUES
('q','q'),('w','w'),('d','d'),('e','e');
ANALYZE TABLE t1;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
CREATE ALGORITHM=TEMPTABLE VIEW v1 AS SELECT * FROM t1;
# This query returned 6 rows instead of 19
......@@ -1004,6 +1010,7 @@ INSERT INTO t2 SELECT * FROM t1;
INSERT INTO t2 SELECT * FROM t1;
ANALYZE TABLE t2;
Table Op Msg_type Msg_text
test.t2 analyze status Engine-independent statistics collected
test.t2 analyze status OK
EXPLAIN
SELECT * FROM t2
......@@ -1253,8 +1260,11 @@ INSERT IGNORE INTO t2 (t2id, t1idref) VALUES (200011, 200001),(200012, 200001),(
INSERT IGNORE INTO t3 VALUES (1, 200011, 1), (1, 200012, 2), (1, 200013, 3);
ANALYZE TABLE t1,t2,t3;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
test.t2 analyze status Engine-independent statistics collected
test.t2 analyze status OK
test.t3 analyze status Engine-independent statistics collected
test.t3 analyze status OK
set @tmp7474= @@optimizer_search_depth;
SET SESSION optimizer_search_depth = 1;
......
......@@ -85,8 +85,11 @@ insert into t3 select a,a, a,a,a from t0;
insert into t3 select a,a, a+100,a+100,a+100 from t0;
analyze table t1,t2,t3;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
test.t2 analyze status Engine-independent statistics collected
test.t2 analyze status OK
test.t3 analyze status Engine-independent statistics collected
test.t3 analyze status OK
explain select * from t3 where b in (select a from t1);
id select_type table type possible_keys key key_len ref rows Extra
......@@ -949,7 +952,9 @@ INSERT INTO t2 VALUES
(15,'g',6),(16,'x',7),(17,'f',8);
analyze table t1,t2;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
test.t2 analyze status Engine-independent statistics collected
test.t2 analyze status OK
explain
SELECT * FROM t1 WHERE b IN (
......@@ -984,6 +989,7 @@ INSERT INTO t1 VALUES
('q','q'),('w','w'),('d','d'),('e','e');
ANALYZE TABLE t1;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
CREATE ALGORITHM=TEMPTABLE VIEW v1 AS SELECT * FROM t1;
# This query returned 6 rows instead of 19
......@@ -1020,6 +1026,7 @@ INSERT INTO t2 SELECT * FROM t1;
INSERT INTO t2 SELECT * FROM t1;
ANALYZE TABLE t2;
Table Op Msg_type Msg_text
test.t2 analyze status Engine-independent statistics collected
test.t2 analyze status OK
EXPLAIN
SELECT * FROM t2
......@@ -1269,8 +1276,11 @@ INSERT IGNORE INTO t2 (t2id, t1idref) VALUES (200011, 200001),(200012, 200001),(
INSERT IGNORE INTO t3 VALUES (1, 200011, 1), (1, 200012, 2), (1, 200013, 3);
ANALYZE TABLE t1,t2,t3;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
test.t2 analyze status Engine-independent statistics collected
test.t2 analyze status OK
test.t3 analyze status Engine-independent statistics collected
test.t3 analyze status OK
set @tmp7474= @@optimizer_search_depth;
SET SESSION optimizer_search_depth = 1;
......
......@@ -3119,13 +3119,13 @@ explain
select a from t1, t2 where b between 1 and 2 and a in (select b from t2);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 5 Using where
1 PRIMARY t2 ref idx idx 5 test.t1.a 1463 Using index; FirstMatch(t1)
1 PRIMARY t2 ref idx idx 5 test.t1.a 1462 Using index; FirstMatch(t1)
1 PRIMARY t2 range idx idx 5 NULL 5 Using where; Using index; Using join buffer (flat, BNL join)
explain
select a from t1 join t2 on b between 1 and 2 and a in (select b from t2);
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 5 Using where
1 PRIMARY t2 ref idx idx 5 test.t1.a 1463 Using index; FirstMatch(t1)
1 PRIMARY t2 ref idx idx 5 test.t1.a 1462 Using index; FirstMatch(t1)
1 PRIMARY t2 range idx idx 5 NULL 5 Using where; Using index; Using join buffer (flat, BNL join)
drop table t1,t2;
set optimizer_switch= @tmp_mdev12675;
......
This diff is collapsed.
......@@ -679,6 +679,7 @@ INSERT IGNORE INTO t1(a) VALUES
(65535),(65525),(65535),(65535),(65535),(65535),(65535),(65535),(65535),(65535);
ANALYZE TABLE t1;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
EXPLAIN SELECT 1 FROM t1 GROUP BY a;
id select_type table type possible_keys key key_len ref rows Extra
......
......@@ -2187,7 +2187,7 @@ select id from t5 where name = (select name from t3 where id = t1.product_id)) l
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 system PRIMARY NULL NULL NULL 1
2 SUBQUERY t4 eq_ref PRIMARY PRIMARY 4 func 1 Using where
3 SUBQUERY t2 ref PRIMARY PRIMARY 4 const 3 Using index
3 SUBQUERY t2 ref PRIMARY PRIMARY 4 const 4 Using index
4 UNION t2 ref PRIMARY PRIMARY 4 func 1 Using where; Using index
5 SUBQUERY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
6 SUBQUERY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
......
......@@ -2476,6 +2476,20 @@ NUMERIC_BLOCK_SIZE 4096
ENUM_VALUE_LIST NULL
READ_ONLY NO
COMMAND_LINE_ARGUMENT REQUIRED
VARIABLE_NAME MAX_ROWID_FILTER_SIZE
SESSION_VALUE 131072
GLOBAL_VALUE 131072
GLOBAL_VALUE_ORIGIN COMPILE-TIME
DEFAULT_VALUE 131072
VARIABLE_SCOPE SESSION
VARIABLE_TYPE BIGINT UNSIGNED
VARIABLE_COMMENT The maximum number of rows that fit in memory
NUMERIC_MIN_VALUE 1024
NUMERIC_MAX_VALUE 18446744073709551615
NUMERIC_BLOCK_SIZE 1
ENUM_VALUE_LIST NULL
READ_ONLY NO
COMMAND_LINE_ARGUMENT REQUIRED
VARIABLE_NAME MAX_SEEKS_FOR_KEY
SESSION_VALUE 4294967295
GLOBAL_VALUE 4294967295
......@@ -2953,17 +2967,17 @@ ENUM_VALUE_LIST NULL
READ_ONLY NO
COMMAND_LINE_ARGUMENT REQUIRED
VARIABLE_NAME OPTIMIZER_SWITCH
SESSION_VALUE index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,engine_condition_pushdown=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=on,in_to_exists=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=on,semijoin_with_cache=on,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off,table_elimination=on,extended_keys=on,exists_to_in=on,orderby_uses_equalities=on,condition_pushdown_for_derived=on,split_materialized=on,condition_pushdown_for_subquery=on
GLOBAL_VALUE index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,engine_condition_pushdown=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=on,in_to_exists=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=on,semijoin_with_cache=on,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off,table_elimination=on,extended_keys=on,exists_to_in=on,orderby_uses_equalities=on,condition_pushdown_for_derived=on,split_materialized=on,condition_pushdown_for_subquery=on
SESSION_VALUE index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,engine_condition_pushdown=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=on,in_to_exists=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=on,semijoin_with_cache=on,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off,table_elimination=on,extended_keys=on,exists_to_in=on,orderby_uses_equalities=on,condition_pushdown_for_derived=on,split_materialized=on,condition_pushdown_for_subquery=on,rowid_filter=on
GLOBAL_VALUE index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,engine_condition_pushdown=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=on,in_to_exists=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=on,semijoin_with_cache=on,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off,table_elimination=on,extended_keys=on,exists_to_in=on,orderby_uses_equalities=on,condition_pushdown_for_derived=on,split_materialized=on,condition_pushdown_for_subquery=on,rowid_filter=on
GLOBAL_VALUE_ORIGIN COMPILE-TIME
DEFAULT_VALUE index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,engine_condition_pushdown=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=on,in_to_exists=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=on,semijoin_with_cache=on,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off,table_elimination=on,extended_keys=on,exists_to_in=on,orderby_uses_equalities=on,condition_pushdown_for_derived=on,split_materialized=on,condition_pushdown_for_subquery=on
DEFAULT_VALUE index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,engine_condition_pushdown=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=on,in_to_exists=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=on,semijoin_with_cache=on,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off,table_elimination=on,extended_keys=on,exists_to_in=on,orderby_uses_equalities=on,condition_pushdown_for_derived=on,split_materialized=on,condition_pushdown_for_subquery=on,rowid_filter=on
VARIABLE_SCOPE SESSION
VARIABLE_TYPE FLAGSET
VARIABLE_COMMENT Fine-tune the optimizer behavior
NUMERIC_MIN_VALUE NULL
NUMERIC_MAX_VALUE NULL
NUMERIC_BLOCK_SIZE NULL
ENUM_VALUE_LIST index_merge,index_merge_union,index_merge_sort_union,index_merge_intersection,index_merge_sort_intersection,engine_condition_pushdown,index_condition_pushdown,derived_merge,derived_with_keys,firstmatch,loosescan,materialization,in_to_exists,semijoin,partial_match_rowid_merge,partial_match_table_scan,subquery_cache,mrr,mrr_cost_based,mrr_sort_keys,outer_join_with_cache,semijoin_with_cache,join_cache_incremental,join_cache_hashed,join_cache_bka,optimize_join_buffer_size,table_elimination,extended_keys,exists_to_in,orderby_uses_equalities,condition_pushdown_for_derived,split_materialized,condition_pushdown_for_subquery,default
ENUM_VALUE_LIST index_merge,index_merge_union,index_merge_sort_union,index_merge_intersection,index_merge_sort_intersection,engine_condition_pushdown,index_condition_pushdown,derived_merge,derived_with_keys,firstmatch,loosescan,materialization,in_to_exists,semijoin,partial_match_rowid_merge,partial_match_table_scan,subquery_cache,mrr,mrr_cost_based,mrr_sort_keys,outer_join_with_cache,semijoin_with_cache,join_cache_incremental,join_cache_hashed,join_cache_bka,optimize_join_buffer_size,table_elimination,extended_keys,exists_to_in,orderby_uses_equalities,condition_pushdown_for_derived,split_materialized,condition_pushdown_for_subquery,rowid_filter,default
READ_ONLY NO
COMMAND_LINE_ARGUMENT REQUIRED
VARIABLE_NAME OPTIMIZER_USE_CONDITION_SELECTIVITY
......
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