diff --git a/mysql-test/r/index_merge_innodb.result b/mysql-test/r/index_merge_innodb.result index 0f9da2ea3b6..50b0147b6ad 100644 --- a/mysql-test/r/index_merge_innodb.result +++ b/mysql-test/r/index_merge_innodb.result @@ -549,7 +549,7 @@ primary key (pk1, pk2) ); explain select * from t1 where pk1 = 1 and pk2 < 80 and key1=0; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range PRIMARY,key1 PRIMARY 8 NULL 9 Using index condition; Using where +1 SIMPLE t1 range PRIMARY,key1 PRIMARY 8 NULL 9 Using where select * from t1 where pk1 = 1 and pk2 < 80 and key1=0; pk1 pk2 key1 key2 pktail1ok pktail2ok pktail3bad pktail4bad pktail5bad pk2copy badkey filler1 filler2 1 10 0 0 0 0 0 0 0 10 0 filler-data-10 filler2 diff --git a/mysql-test/r/innodb.result b/mysql-test/r/innodb.result index 3b69791d373..9ab7ed4eec7 100644 --- a/mysql-test/r/innodb.result +++ b/mysql-test/r/innodb.result @@ -783,7 +783,7 @@ create table t1 (a int primary key,b int, c int, d int, e int, f int, g int, h insert into t1 values (1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1); explain select * from t1 where a > 0 and a < 50; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL # Using index condition +1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL # Using where drop table t1; create table t1 (id int NOT NULL,id2 int NOT NULL,id3 int NOT NULL,dummy1 char(30),primary key (id,id2),index index_id3 (id3)) engine=innodb; insert into t1 values (0,0,0,'ABCDEFGHIJ'),(2,2,2,'BCDEFGHIJK'),(1,1,1,'CDEFGHIJKL'); diff --git a/mysql-test/r/innodb_icp.result b/mysql-test/r/innodb_icp.result index ccbae98d137..d8e41113f63 100644 --- a/mysql-test/r/innodb_icp.result +++ b/mysql-test/r/innodb_icp.result @@ -167,7 +167,7 @@ WHERE ts BETWEEN '0000-00-00' AND '2010-00-01 00:00:00' ORDER BY ts DESC LIMIT 2; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 4 Using index condition +1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 4 Using where DROP TABLE t1; # @@ -431,7 +431,7 @@ SELECT * FROM t1 WHERE pk IN (SELECT it.pk FROM t2 JOIN t2 AS it ON it.i=it.i WHERE it.pk-t1.i<10); 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 DEPENDENT SUBQUERY it eq_ref PRIMARY PRIMARY 4 func 1 Using index condition +2 DEPENDENT SUBQUERY it eq_ref PRIMARY PRIMARY 4 func 1 Using where 2 DEPENDENT SUBQUERY t2 index NULL PRIMARY 4 NULL 3 Using where; Using index; Using join buffer (flat, BNL join) SELECT * FROM t1 WHERE pk IN (SELECT it.pk FROM t2 JOIN t2 AS it ON it.i=it.i WHERE it.pk-t1.i<10); @@ -452,7 +452,7 @@ PRIMARY KEY (pk) INSERT INTO t1 VALUES (1,9),(2,7),(3,6),(4,3),(5,1); EXPLAIN SELECT pk, c1 FROM t1 WHERE pk <> 3; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 4 Using index condition +1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 4 Using where SET SESSION optimizer_switch='index_condition_pushdown=off'; SELECT pk, c1 FROM t1 WHERE pk <> 3; pk c1 @@ -507,8 +507,8 @@ SELECT c2 FROM t1 JOIN t2 ON t1.c1 = t2.c1 WHERE (t2.pk <= 4 AND t1.pk IN (2,1)) OR (t1.pk > 1 AND t2.pk BETWEEN 6 AND 6); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 1 Using index condition; Using where -1 SIMPLE t2 range PRIMARY PRIMARY 4 NULL 2 Using index condition; Using where; Using join buffer (flat, BNL join) +1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 1 Using where +1 SIMPLE t2 range PRIMARY PRIMARY 4 NULL 2 Using where; Using join buffer (flat, BNL join) SELECT c2 FROM t1 JOIN t2 ON t1.c1 = t2.c1 WHERE (t2.pk <= 4 AND t1.pk IN (2,1)) OR (t1.pk > 1 AND t2.pk BETWEEN 6 AND 6); @@ -680,7 +680,7 @@ EXPLAIN SELECT t1.b, t1.c FROM t1, t2 WHERE t1.a = t2.a AND t1.b != 0 HAVING t1.c != 5 ORDER BY t1.c; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 2 Using index condition; Using where; Using filesort +1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 2 Using where; Using filesort 1 SIMPLE t2 ref a a 515 test.t1.a 1 Using where SELECT t1.b, t1.c FROM t1, t2 WHERE t1.a = t2.a AND t1.b != 0 HAVING t1.c != 5 ORDER BY t1.c; @@ -793,7 +793,7 @@ 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 9 Using where 2 DEPENDENT SUBQUERY t1 index PRIMARY d 3 NULL 64 Using where; Using index -2 DEPENDENT SUBQUERY t2 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 Using index condition; Using where +2 DEPENDENT SUBQUERY t2 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 Using where SELECT COUNT(*) FROM t1 AS t, t2 WHERE c = g AND (EXISTS (SELECT * FROM t1, t2 WHERE a = f AND h <= t.e AND a > t.b) diff --git a/mysql-test/r/innodb_mrr_cpk.result b/mysql-test/r/innodb_mrr_cpk.result index 81536f2a43b..90f59b96e61 100644 --- a/mysql-test/r/innodb_mrr_cpk.result +++ b/mysql-test/r/innodb_mrr_cpk.result @@ -82,7 +82,7 @@ insert into t2 values ('a-1010=A', 1010), ('a-1030=A', 1030), ('a-1020=A', 1020) explain select * from t1, t2 where t1.a=t2.a and t1.b=t2.b; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 ALL NULL NULL NULL NULL 3 Using where -1 SIMPLE t1 eq_ref PRIMARY PRIMARY 30 test.t2.a,test.t2.b 1 Using index condition(BKA); Using join buffer (flat, BKA join); Key-ordered scan +1 SIMPLE t1 eq_ref PRIMARY PRIMARY 30 test.t2.a,test.t2.b 1 Using where; Using join buffer (flat, BKA join); Key-ordered scan select * from t1, t2 where t1.a=t2.a and t1.b=t2.b; a b filler a b a-1010=A 1010 filler a-1010=A 1010 @@ -91,7 +91,7 @@ a-1030=A 1030 filler a-1030=A 1030 explain select * from t1, t2 where t1.a=t2.a; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 ALL NULL NULL NULL NULL 3 Using where -1 SIMPLE t1 ref PRIMARY PRIMARY 26 test.t2.a 1 Using index condition(BKA); Using join buffer (flat, BKA join); Key-ordered scan +1 SIMPLE t1 ref PRIMARY PRIMARY 26 test.t2.a 1 Using where; Using join buffer (flat, BKA join); Key-ordered scan select * from t1, t2 where t1.a=t2.a; a b filler a b a-1010=A 1010 filler a-1010=A 1010 @@ -133,7 +133,7 @@ set join_cache_level=6; explain select * from t1, t2 where t1.a=t2.a and t2.b + t1.b > 100; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 ALL NULL NULL NULL NULL 3 Using where -1 SIMPLE t1 ref PRIMARY PRIMARY 4 test.t2.a 1 Using index condition(BKA); Using join buffer (flat, BKA join); Key-ordered scan +1 SIMPLE t1 ref PRIMARY PRIMARY 4 test.t2.a 1 Using where; Using join buffer (flat, BKA join); Key-ordered scan select * from t1, t2 where t1.a=t2.a and t2.b + t1.b > 100; a b c filler a b set optimizer_switch='index_condition_pushdown=off'; diff --git a/mysql-test/r/range_vs_index_merge_innodb.result b/mysql-test/r/range_vs_index_merge_innodb.result index 57862ded4f2..c42f80f0e85 100644 --- a/mysql-test/r/range_vs_index_merge_innodb.result +++ b/mysql-test/r/range_vs_index_merge_innodb.result @@ -328,15 +328,15 @@ ID Name Country Population EXPLAIN SELECT * FROM City WHERE (ID < 10) OR (ID BETWEEN 100 AND 110); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE City range PRIMARY PRIMARY 4 NULL 20 Using index condition; Using where +1 SIMPLE City range PRIMARY PRIMARY 4 NULL 20 Using where EXPLAIN SELECT * FROM City WHERE (ID < 200) OR (ID BETWEEN 100 AND 200); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE City range PRIMARY PRIMARY 4 NULL 200 Using index condition; Using where +1 SIMPLE City range PRIMARY PRIMARY 4 NULL 200 Using where EXPLAIN SELECT * FROM City WHERE (ID < 600) OR (ID BETWEEN 900 AND 1500); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE City range PRIMARY PRIMARY 4 NULL 1198 Using index condition; Using where +1 SIMPLE City range PRIMARY PRIMARY 4 NULL 1198 Using where EXPLAIN SELECT * FROM City WHERE Country > 'A' AND Country < 'ARG'; id select_type table type possible_keys key key_len ref rows Extra @@ -355,7 +355,7 @@ WHERE ((ID < 10) AND (Name LIKE 'H%' OR (Country > 'A' AND Country < 'ARG'))) OR ((ID BETWEEN 100 AND 110) AND (Name LIKE 'P%' OR (Population > 103000 AND Population < 104000))); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE City range PRIMARY,Population,Country,Name PRIMARY 4 NULL 20 Using index condition; Using where +1 SIMPLE City range PRIMARY,Population,Country,Name PRIMARY 4 NULL 20 Using where EXPLAIN SELECT * FROM City WHERE ((ID < 800) AND (Name LIKE 'Ha%' OR (Country > 'A' AND Country < 'ARG'))) @@ -369,7 +369,7 @@ WHERE ((ID < 200) AND (Name LIKE 'Ha%' OR (Country > 'A' AND Country < 'ARG'))) OR ((ID BETWEEN 100 AND 200) AND (Name LIKE 'Pa%' OR (Population > 103000 AND Population < 104000))); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE City range PRIMARY,Population,Country,Name PRIMARY 4 NULL 200 Using index condition; Using where +1 SIMPLE City range PRIMARY,Population,Country,Name PRIMARY 4 NULL 200 Using where SELECT * FROM City USE INDEX () WHERE ((ID < 10) AND (Name LIKE 'H%' OR (Country > 'A' AND Country < 'ARG'))) OR ((ID BETWEEN 100 AND 110) AND @@ -601,11 +601,11 @@ id select_type table type possible_keys key key_len ref rows Extra EXPLAIN SELECT * FROM City WHERE ID BETWEEN 3400 AND 3800; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE City range PRIMARY PRIMARY 4 NULL 400 Using index condition +1 SIMPLE City range PRIMARY PRIMARY 4 NULL 400 Using where EXPLAIN SELECT * FROM City WHERE ID BETWEEN 3790 AND 3800; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE City range PRIMARY PRIMARY 4 NULL 11 Using index condition +1 SIMPLE City range PRIMARY PRIMARY 4 NULL 11 Using where EXPLAIN SELECT * FROM City WHERE Name LIKE 'P%'; id select_type table type possible_keys key key_len ref rows Extra @@ -765,27 +765,27 @@ id select_type table type possible_keys key key_len ref rows Extra EXPLAIN SELECT * FROM City WHERE ID BETWEEN 3790 AND 3800; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE City range PRIMARY PRIMARY 4 NULL 11 Using index condition +1 SIMPLE City range PRIMARY PRIMARY 4 NULL 11 Using where EXPLAIN SELECT * FROM City WHERE ID BETWEEN 4025 AND 4035; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE City range PRIMARY PRIMARY 4 NULL 11 Using index condition +1 SIMPLE City range PRIMARY PRIMARY 4 NULL 11 Using where EXPLAIN SELECT * FROM City WHERE ID BETWEEN 4028 AND 4032; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE City range PRIMARY PRIMARY 4 NULL 5 Using index condition +1 SIMPLE City range PRIMARY PRIMARY 4 NULL 5 Using where EXPLAIN SELECT * FROM City WHERE ID BETWEEN 3500 AND 3800; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE City range PRIMARY PRIMARY 4 NULL 300 Using index condition +1 SIMPLE City range PRIMARY PRIMARY 4 NULL 300 Using where EXPLAIN SELECT * FROM City WHERE ID BETWEEN 4000 AND 4300; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE City range PRIMARY PRIMARY 4 NULL 80 Using index condition +1 SIMPLE City range PRIMARY PRIMARY 4 NULL 80 Using where EXPLAIN SELECT * FROM City WHERE ID BETWEEN 250 and 260 ; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE City range PRIMARY PRIMARY 4 NULL 11 Using index condition +1 SIMPLE City range PRIMARY PRIMARY 4 NULL 11 Using where EXPLAIN SELECT * FROM City WHERE (Population > 101000 AND Population < 102000); id select_type table type possible_keys key key_len ref rows Extra @@ -1422,7 +1422,7 @@ SELECT * FROM t1 WHERE t1.a>300 AND t1.c!=0 AND t1.b>=350 AND t1.b<=400 AND (t1.c=0 OR t1.a=500); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range PRIMARY,idx PRIMARY 4 NULL 1 Using index condition; Using where +1 SIMPLE t1 range PRIMARY,idx PRIMARY 4 NULL 1 Using where SELECT * FROM t1 WHERE t1.a>300 AND t1.c!=0 AND t1.b>=350 AND t1.b<=400 AND (t1.c=0 OR t1.a=500); diff --git a/mysql-test/suite/innodb/r/innodb.result b/mysql-test/suite/innodb/r/innodb.result index e98d3931020..80ff21230fb 100644 --- a/mysql-test/suite/innodb/r/innodb.result +++ b/mysql-test/suite/innodb/r/innodb.result @@ -778,7 +778,7 @@ create table t1 (a int primary key,b int, c int, d int, e int, f int, g int, h insert into t1 values (1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1); explain select * from t1 where a > 0 and a < 50; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL # Using index condition +1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL # Using where drop table t1; create table t1 (id int NOT NULL,id2 int NOT NULL,id3 int NOT NULL,dummy1 char(30),primary key (id,id2),index index_id3 (id3)) engine=innodb; insert into t1 values (0,0,0,'ABCDEFGHIJ'),(2,2,2,'BCDEFGHIJK'),(1,1,1,'CDEFGHIJKL'); diff --git a/mysql-test/suite/innodb/r/innodb_lock_wait_timeout_1.result b/mysql-test/suite/innodb/r/innodb_lock_wait_timeout_1.result index 30e58aacff5..2cb761c6ea1 100644 --- a/mysql-test/suite/innodb/r/innodb_lock_wait_timeout_1.result +++ b/mysql-test/suite/innodb/r/innodb_lock_wait_timeout_1.result @@ -121,7 +121,7 @@ key PRIMARY key_len 4 ref t2.a rows 1 -Extra Using index condition; Using where +Extra Using where id 2 select_type DERIVED table NULL @@ -328,7 +328,7 @@ key PRIMARY key_len 4 ref t2.a rows 1 -Extra Using index condition; Using where +Extra Using where id 2 select_type DERIVED table NULL diff --git a/mysql-test/suite/innodb/r/innodb_mysql.result b/mysql-test/suite/innodb/r/innodb_mysql.result index 4dcce4d0373..62dbc849241 100644 --- a/mysql-test/suite/innodb/r/innodb_mysql.result +++ b/mysql-test/suite/innodb/r/innodb_mysql.result @@ -2839,7 +2839,7 @@ SELECT t1.a FROM t1 LEFT JOIN t2 ON t1.pk = t2.a WHERE t1.pk >= 6 HAVING t1.a<> 0 AND t1.a <> 11 ORDER BY t1.a; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 4 Using index condition; Using filesort +1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 4 Using where; Using filesort 1 SIMPLE t2 ref a a 5 test.t1.pk 1 Using index SELECT t1.a FROM t1 LEFT JOIN t2 ON t1.pk = t2.a WHERE t1.pk >= 6 HAVING t1.a<> 0 AND t1.a <> 11 diff --git a/mysql-test/suite/vcol/r/vcol_select_innodb.result b/mysql-test/suite/vcol/r/vcol_select_innodb.result index be84fa74c2e..14cf325feb1 100644 --- a/mysql-test/suite/vcol/r/vcol_select_innodb.result +++ b/mysql-test/suite/vcol/r/vcol_select_innodb.result @@ -152,7 +152,7 @@ a b c 2 -2 -2 explain select * from t3 where a between 1 and 2; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t3 range PRIMARY PRIMARY 4 NULL 2 Using index condition +1 SIMPLE t3 range PRIMARY PRIMARY 4 NULL 2 Using where # SELECT * FROM tbl_name WHERE select * from t3 where b between -2 and -1; a b c @@ -176,7 +176,7 @@ a b c 1 -1 -1 explain select * from t3 where a between 1 and 2 order by b; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t3 range PRIMARY PRIMARY 4 NULL 2 Using index condition; Using filesort +1 SIMPLE t3 range PRIMARY PRIMARY 4 NULL 2 Using where; Using filesort # SELECT * FROM tbl_name WHERE ORDER BY select * from t3 where a between 1 and 2 order by c; a b c @@ -184,7 +184,7 @@ a b c 1 -1 -1 explain select * from t3 where a between 1 and 2 order by c; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t3 range PRIMARY PRIMARY 4 NULL 2 Using index condition; Using filesort +1 SIMPLE t3 range PRIMARY PRIMARY 4 NULL 2 Using where; Using filesort # SELECT * FROM tbl_name WHERE ORDER BY select * from t3 where b between -2 and -1 order by a; a b c diff --git a/sql/opt_index_cond_pushdown.cc b/sql/opt_index_cond_pushdown.cc index 5240267b4ac..c2b49d863a1 100644 --- a/sql/opt_index_cond_pushdown.cc +++ b/sql/opt_index_cond_pushdown.cc @@ -329,13 +329,23 @@ void push_index_cond(JOIN_TAB *tab, uint keyno) { DBUG_ENTER("push_index_cond"); Item *idx_cond; - + + /* + Backported the following from MySQL 5.6: + 6. The index is not a clustered index. The performance improvement + of pushing an index condition on a clustered key is much lower + than on a non-clustered key. This restriction should be + re-evaluated when WL#6061 is implemented. + */ if ((tab->table->file->index_flags(keyno, 0, 1) & HA_DO_INDEX_COND_PUSHDOWN) && optimizer_flag(tab->join->thd, OPTIMIZER_SWITCH_INDEX_COND_PUSHDOWN) && tab->join->thd->lex->sql_command != SQLCOM_UPDATE_MULTI && tab->join->thd->lex->sql_command != SQLCOM_DELETE_MULTI && - tab->type != JT_CONST && tab->type != JT_SYSTEM) + tab->type != JT_CONST && tab->type != JT_SYSTEM && + !(keyno == tab->table->s->primary_key && // (6) + tab->table->file->primary_key_is_clustered())) // (6) + { DBUG_EXECUTE("where", print_where(tab->select_cond, "full cond", QT_ORDINARY););