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MDEV-14579: New tests for condition pushdown into materialized views/defined tables 

defined with INTERSECT/EXCEPT	added
pull/517/head
Galina Shalygina 8 years ago
parent
529120e1cb
commit
86308aa995
2 changed files with 4292 additions and 2 deletions
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  1. 3716
      mysql-test/r/derived_cond_pushdown.result
  2. 578
      mysql-test/t/derived_cond_pushdown.test

3716
mysql-test/r/derived_cond_pushdown.result
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578
mysql-test/t/derived_cond_pushdown.test
View File

@ -873,11 +873,585 @@ eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
drop view v1,v2,v3,v4;
drop view v_union,v2_union,v3_union,v4_union;
drop view v_double,v_char,v_decimal;
drop table t1,t2,t1_double,t2_double,t1_char,t2_char,t1_decimal,t2_decimal;
drop table t1,t2,t1_double,t2_double,t1_char,t2_char,t1_decimal,t2_decimal;
--echo #
--echo # MDEV-14579: pushdown conditions into materialized views/derived tables
--echo # that are defined with EXIST or/and INTERSECT
--echo #
create table t1 (a int, b int, c int);
create table t2 (a int, b int, c int);
insert into t1 values
(1,21,345), (1,33,7), (8,33,114), (1,21,500), (1,19,117), (5,14,787),
(8,33,123), (9,10,211), (5,16,207), (1,33,988), (5,27,132), (1,21,104),
(6,20,309), (6,20,315), (1,21,101), (4,33,404), (9,10,800), (1,21,123);
insert into t2 values
(2,3,207), (1,16,909), (5,14,312),
(5,33,207), (6,20,211), (1,19,132),
(8,33,117), (3,21,231), (6,23,303);
create view v1 as
select a, b, min(c) as c from t1
where t1.a<9 group by a,b having c < 300
intersect
select a, b, min(c) as c from t1
where t1.b>10 group by a,b having c > 100;
--echo # using intersect in view definition
--echo # conjunctive subformulas : pushing into WHERE
let $query= select * from v1,t2 where (v1.a=t2.a) and (v1.a<5);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
--echo # using intersect in view definition
--echo # conjunctive subformulas : pushing into WHERE
--echo # pushing equalities
let $query= select * from v1,t2 where (v1.a=t2.a) and (v1.a=8);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
--echo # using intersect in view definition
--echo # conjunctive subformulas : pushing into WHERE using equalities
let $query= select * from v1,t2 where (v1.a=t2.a) and (t2.a=8);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
--echo # using intersect in view definition
--echo # conjunctive subformulas : pushing into HAVING
let $query= select * from v1,t2 where (v1.a=t2.a) and (v1.c>200);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
--echo # using intersect in view definition
--echo # conjunctive subformulas : pushing into WHERE
--echo # conjunctive subformulas : pushing into HAVING
let $query= select * from v1,t2 where (v1.a=t2.a) and (v1.a<5) and (v1.c>110);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
--echo # using intersect in view definition
--echo # extracted or formula : pushing into WHERE
let $query=
select * from v1,t2 where (v1.a=t2.a) and ((v1.b>27) or (v1.b<19));
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
--echo # using intersect in view definition
--echo # extracted or formula : pushing into HAVING
let $query=
select * from v1,t2 where
(v1.a=t2.a) and ((v1.c>200) or (v1.c<105));
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
--echo # using intersect in view definition
--echo # extracted or formula : pushing into WHERE
--echo # extracted or formula : pushing into HAVING using equalities
--echo # pushing equalities
let $query=
select * from v1,t2 where
((v1.a>3) and (t2.c>110) and (v1.c=t2.c)) or
((v1.a=1) and (v1.c<110));
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
--echo # using intersect in view definition
--echo # prepare of a query
--echo # conjunctive subformulas : pushing into WHERE
--echo # conjunctive subformulas : pushing into HAVING
prepare stmt from "select * from v1,t2
where (v1.a=t2.a) and (v1.a<5) and (v1.c>110);";
execute stmt;
execute stmt;
deallocate prepare stmt;
--echo # using intersect in derived table definition
--echo # extracted or formula : pushing into WHERE using equalities
--echo # extracted or formula : pushing into HAVING
--echo # pushing equalities
let $query=
select *
from t2,
(select a, b, min(c) as c from t1
where t1.a<9 group by a,b having c < 300
intersect
select a, b, min(c) as c from t1
where t1.b>10 group by a,b having c > 100) as d1
where
(d1.b=t2.b) and
(((t2.b>13) and (t2.c=909)) or
((d1.a<4) and (d1.c<200)));
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
drop view v1;
create view v1 as
select a, b, max(c) as c from t1
where t1.a<9 group by a,b having c > 200
except
select a, b, max(c) as c from t1
where t1.b>10 group by a,b having c < 300;
--echo # using except in view definition
--echo # conjunctive subformulas : pushing into WHERE
let $query= select * from v1,t2 where (v1.a=t2.a) and (v1.a<5);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
--echo # using except in view definition
--echo # conjunctive subformulas : pushing into WHERE
--echo # pushing equalities
let $query= select * from v1,t2 where (v1.a=t2.a) and (v1.a=6);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
--echo # using except in view definition
--echo # conjunctive subformulas : pushing into WHERE using equalities
let $query= select * from v1,t2 where (v1.a=t2.a) and (t2.a=6);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
--echo # using except in view definition
--echo # conjunctive subformulas : pushing into HAVING
let $query= select * from v1,t2 where (v1.a=t2.a) and (v1.c>500);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
--echo # using except in view definition
--echo # conjunctive subformulas : pushing into WHERE
--echo # conjunctive subformulas : pushing into HAVING
let $query= select * from v1,t2 where (v1.a=t2.a) and (v1.a<5) and (v1.c>500);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
--echo # using except in view definition
--echo # extracted or formula : pushing into WHERE
let $query=
select * from v1,t2 where (v1.a=t2.a) and ((v1.b>27) or (v1.b<19));
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
--echo # using except in view definition
--echo # extracted or formula : pushing into HAVING
let $query=
select * from v1,t2 where
(v1.a=t2.a) and ((v1.c<400) or (v1.c>800));
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
--echo # using except in view definition
--echo # extracted or formula : pushing into WHERE
--echo # extracted or formula : pushing into HAVING using equalities
--echo # pushing equalities
let $query=
select * from v1,t2 where
(v1.c=t2.c) and
((v1.a>1) and (t2.c<500)) or
((v1.a=1) and (v1.c>500));
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
--echo # using except in view definition
--echo # prepare of a query
--echo # conjunctive subformulas : pushing into WHERE
--echo # conjunctive subformulas : pushing into HAVING
prepare stmt from "select * from v1,t2
where (v1.a=t2.a) and (v1.a<5) and (v1.c>500);";
execute stmt;
execute stmt;
deallocate prepare stmt;
--echo # using except in view definition
--echo # extracted or formula : pushing into WHERE using equalities
--echo # extracted or formula : pushing into HAVING
--echo # pushing equalities
let $query=
select *
from t2,
(select a, b, max(c) as c from t1
where t1.a<9 group by a,b having c > 200
except
select a, b, max(c) as c from t1
where t1.b>10 group by a,b having c < 300) as d1
where
(d1.b=t2.b) and
(((t2.b>13) and (t2.c=988)) or
((d1.a>4) and (d1.c>500)));
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
drop view v1;
--echo # using union and intersect in view definition
--echo # conjunctive subformulas : pushing into WHERE and HAVING
create view v1 as
select a, b, min(c) as c from t1
where t1.a<9 group by a,b having c > 200
union
select a, b, max(c) as c from t1
where t1.b>10 group by a,b having c < 300
intersect
select a, b, max(c) as c from t1
where t1.a>3 group by a,b having c < 530;
let $query= select * from v1,t2 where (v1.a=t2.a) and (v1.a>5) and (v1.c>200);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
drop view v1;
--echo # using union and intersect in view definition
--echo # conjunctive subformulas : pushing into WHERE and HAVING
create view v1 as
select a, b, min(c) as c from t1
where t1.a<9 group by a,b having c > 200
intersect
select a, b, max(c) as c from t1
where t1.a>3 group by a,b having c < 500
union
select a, b, max(c) as c from t1
where t1.b>10 group by a,b having c < 300;
let $query= select * from v1,t2 where (v1.a=t2.a) and (v1.a>4) and (v1.c<200);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
drop view v1;
--echo # using union and except in view definition
--echo # conjunctive subformulas : pushing into WHERE and HAVING
create view v1 as
select a, b, min(c) as c from t1
where t1.a<9 group by a,b having c > 200
union
select a, b, max(c) as c from t1
where t1.b>10 group by a,b having c < 300
except
select a, b, max(c) as c from t1
where t1.a>3 group by a,b having c < 530;
let $query= select * from v1,t2 where (v1.a=t2.a) and (v1.a>5) and (v1.c>200);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
drop view v1;
--echo # using union and except in view definition
--echo # conjunctive subformulas : pushing into WHERE and HAVING
create view v1 as
select a, b, min(c) as c from t1
where t1.a<9 group by a,b having c > 200
except
select a, b, max(c) as c from t1
where t1.a>3 group by a,b having c < 500
union
select a, b, max(c) as c from t1
where t1.b>10 group by a,b having c < 300;
let $query= select * from v1,t2 where (v1.a=t2.a) and (v1.a>4) and (v1.c<200);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
drop view v1;
--echo # using except and intersect in view definition
--echo # conjunctive subformulas : pushing into WHERE and HAVING
create view v1 as
select a, b, max(c) as c from t1
where t1.b>10 group by a,b having c < 300
intersect
select a, b, max(c) as c from t1
where t1.a<7 group by a,b having c < 500
except
select a, b, max(c) as c from t1
where t1.a<9 group by a,b having c > 150;
let $query= select * from v1,t2 where (v1.a=t2.a) and (v1.a>4) and (v1.c<150);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
drop view v1;
--echo # using except and intersect in view definition
--echo # conjunctive subformulas : pushing into WHERE and HAVING
create view v1 as
select a, b, max(c) as c from t1
where t1.b>10 group by a,b having c < 300
except
select a, b, max(c) as c from t1
where t1.a<9 group by a,b having c > 150
intersect
select a, b, max(c) as c from t1
where t1.a<7 group by a,b having c < 500;
let $query= select * from v1,t2 where (v1.a=t2.a) and (v1.a>4) and (v1.c<130);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
drop view v1;
--echo # using except, intersect and union in view definition
--echo # conjunctive subformulas : pushing into WHERE and HAVING
create view v1 as
select a, b, max(c) as c from t1
where t1.b>10 group by a,b having c < 300
except
select a, b, max(c) as c from t1
where t1.a<9 group by a,b having c > 150
intersect
select a, b, max(c) as c from t1
where t1.a<7 group by a,b having c < 500
union
select a, b, max(c) as c from t1
where t1.a<7 group by a,b having c < 120;
let $query= select * from v1,t2 where (v1.a=t2.a) and (v1.a>4) and (v1.c<130);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
drop view v1;
--echo # using intersect in view definition
--echo # using embedded view
--echo # conjunctive subformulas : pushing into WHERE and HAVING
create view v1 as
select a, b, max(c) as c from t1
where t1.b>10 group by a,b having c < 300
intersect
select a, b, max(c) as c from t1
where t1.a<9 group by a,b having c > 120;
create view v2 as
select a, b, max(c) as c from v1
where v1.a<7 group by a,b;
let $query= select * from v2,t2 where (v2.a=t2.a) and (v2.a>4) and (v2.c<150);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
drop view v1,v2;
--echo # using except in view definition
--echo # using embedded view
--echo # conjunctive subformulas : pushing into WHERE and HAVING
create view v1 as
select a, b, max(c) as c from t1
where t1.b>10 group by a,b having c < 300
except
select a, b, max(c) as c from t1
where t1.a<9 group by a,b having c > 150;
create view v2 as
select a, b, max(c) as c from v1
where v1.a<7 group by a,b;
let $query= select * from v2,t2 where (v2.a=t2.a) and (v2.a>4) and (v2.c<150);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
drop view v1,v2;
--echo # using intersect in view definition
--echo # conditions are pushed in different parts of selects
--echo # conjunctive subformulas : pushing into WHERE and HAVING
create view v1 as
select a, b, max(c) as c from t1
where t1.a<9 group by a having c > 300
intersect
select a, b, max(c) as c from t1
where t1.b<21 group by b having c > 200;
let $query= select * from v1,t2 where (v1.a=t2.a) and (v1.a>4) and (v1.b>12) and (v1.c<450);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
drop view v1;
--echo # using except in view definition
--echo # conditions are pushed in different parts of selects
--echo # conjunctive subformulas : pushing into WHERE and HAVING
create view v1 as
select a, b, max(c) as c from t1
where t1.b>20 group by a having c > 300
except
select a, b, max(c) as c from t1
where t1.a<7 group by b having c > 150;
let $query= select * from v1,t2 where (v1.a=t2.a) and (v1.a<2) and (v1.b<30) and (v1.c>450);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
drop view v1;
--echo # using except and union in view definition
--echo # conditions are pushed in different parts of selects
--echo # conjunctive subformulas : pushing into HAVING
--echo # extracted or formula : pushing into WHERE
--echo # extracted or formula : pushing into HAVING
create view v1 as
select a, b, max(c) as c from t1
where t1.b>20 group by a having c > 300
except
select a, b, max(c) as c from t1
where t1.a<7 group by b having c > 150;
let $query= select * from v1,t2 where (v1.a=t2.a) and ((v1.a<2) or (v1.a<5)) and (v1.c>450);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
drop view v1;
--echo # using union and intersect in view definition
--echo # conditions are pushed in different parts of selects
--echo # conjunctive subformulas : pushing into WHERE and HAVING
create view v1 as
select a, b, max(c) as c from t1
where t1.a<9 group by a having c > 100
intersect
select a, b, max(c) as c from t1
where t1.a>3 group by b having c < 800
union
select a, b, max(c) as c from t1
where t1.b>10 group by a,b having c > 300;
let $query= select * from v1,t2 where (v1.a=t2.a) and (v1.a>1) and (v1.b > 12) and (v1.c>400);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
drop view v1;
create table t3 (a int, b int, c int);
insert into t3 values
(1,21,345), (2,33,7), (8,33,114), (3,21,500), (1,19,107), (5,14,787),
(4,33,123), (9,10,211), (11,16,207), (10,33,988), (5,27,132), (12,21,104),
(6,20,309), (16,20,315), (16,21,101), (18,33,404), (19,10,800), (10,21,123),
(17,11,708), (6,20,214);
create index i1 on t3(a);
--echo # conjunctive subformulas : pushing into WHERE
--echo # pushed condition gives range access
create view v1 as
select a, b, max(c) as max_c from t3
where a>0 group by a;
let $query= select * from v1,t2 where (v1.b=t2.b) and (v1.a<5);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
drop view v1;
--echo # using union in view definition
--echo # conjunctive subformulas : pushing into WHERE
--echo # pushed condition gives range access
create view v1 as
select a, b, max(c) as c from t3
where t3.a>1 group by a
union
select a, b, max(c) as c from t3
where t3.a>2 group by a;
let $query= select * from v1,t2 where (v1.b=t2.b) and (v1.a<4);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
drop view v1;
--echo # using union in view definition
--echo # conjunctive subformulas : pushing into WHERE
--echo # pushed condition gives range access in one of the selects
create view v1 as
select a, b, max(c) as c from t3
where t3.a>1 group by a
union
select a, b, max(c) as c from t3
where t3.b<21 group by b;
let $query= select * from v1,t2 where (v1.b=t2.b) and (v1.a<3);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
drop view v1;
alter table t3 drop index i1;
drop table t1,t2,t3;
--echo #
--echo # MDEV-10782: condition extracted from a multiple equality

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