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mariadb/mysql-test/main/having_cond_pushdown.test
Lena Startseva 184e65954b MDEV-27691: make working view-protocol 
Update tests for version 10.4
2022-09-23 19:47:30 +07:00

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let $no_pushdown=
set statement optimizer_switch='condition_pushdown_from_having=off' for;
CREATE TABLE t1(a INT, b INT, c INT);
CREATE TABLE t2(x INT, y INT);
INSERT INTO t1 VALUES (1,14,3), (2,13,2), (1,22,1), (3,13,4), (3,14,2);
INSERT INTO t2 VALUES (2,13),(5,22),(3,14),(1,22);
CREATE VIEW v1
AS SELECT t1.a,MAX(t1.b),t1.c
FROM t1
GROUP BY t1.a;
CREATE FUNCTION f1() RETURNS INT RETURN 3;
--echo # conjunctive subformula
let $query=
SELECT t1.a,MAX(t1.b)
FROM t1
GROUP BY t1.a
HAVING (t1.a>2);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b)
FROM t1
WHERE (t1.a>2)
GROUP BY t1.a;
eval $no_pushdown explain format=json $query;
--echo # conjunctive subformula : using equality
let $query=
SELECT t1.a,MAX(t1.b)
FROM t1
GROUP BY t1.a
HAVING (t1.a=2);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b)
FROM t1
WHERE (t1.a=2)
GROUP BY t1.a;
eval $no_pushdown explain format=json $query;
--echo # extracted AND formula
let $query=
SELECT t1.a,MAX(t1.b)
FROM t1
GROUP BY t1.a
HAVING (t1.a>1) AND (t1.a<4);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b)
FROM t1
WHERE (t1.a>1) AND (t1.a<4)
GROUP BY t1.a;
eval $no_pushdown explain format=json $query;
--echo # extracted OR formula
let $query=
SELECT t1.a,MAX(t1.b)
FROM t1
GROUP BY t1.a
HAVING (t1.a>1) OR (a IN (SELECT 3));
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b)
FROM t1
WHERE (t1.a>1) OR (a IN (SELECT 3))
GROUP BY t1.a;
eval $no_pushdown explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),MIN(t1.c)
FROM t1
GROUP BY t1.a
HAVING ((t1.a>2) AND (MAX(t1.b)>13)) OR ((t1.a<3) AND (MIN(t1.c)>1));
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.a>2) OR (t1.a<3)
GROUP BY t1.a
HAVING ((t1.a>2) AND (MAX(t1.b)>13)) OR ((t1.a<3) AND (MIN(t1.c)>1));
eval $no_pushdown explain format=json $query;
--echo # conjunctive subformula : no aggregation formula pushdown
let $query=
SELECT t1.a,MAX(t1.b)
FROM t1
GROUP BY t1.a
HAVING (t1.a>1) AND (MAX(t1.a)<3);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b)
FROM t1
WHERE (t1.a>1)
GROUP BY t1.a
HAVING (MAX(t1.a)<3);
eval $no_pushdown explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b)
FROM t1
GROUP BY t1.a
HAVING (t1.a>1) AND (MAX(t1.b)>13);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b)
FROM t1
WHERE (t1.a>1)
GROUP BY t1.a
HAVING (MAX(t1.b)>13);
eval $no_pushdown explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b)
FROM t1
GROUP BY t1.a
HAVING (t1.a=3) AND (MAX(t1.a)=3);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b)
FROM t1
WHERE (t1.a=3)
GROUP BY t1.a
HAVING (MAX(t1.a)=3);
eval $no_pushdown explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b)
FROM t1
GROUP BY t1.a
HAVING (t1.a=2) AND (MAX(t1.b)>12);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b)
FROM t1
WHERE (t1.a=2)
GROUP BY t1.a
HAVING (MAX(t1.b)>12);
eval $no_pushdown explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b)
FROM t1
GROUP BY t1.a
HAVING (t1.a>1) AND (MAX(t1.b)=13);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b)
FROM t1
WHERE (t1.a>1)
GROUP BY t1.a
HAVING (MAX(t1.b)=13);
eval $no_pushdown explain format=json $query;
let $query=
SELECT t1.a,MIN(t1.c)
FROM t1
GROUP BY t1.a
HAVING (t1.a>1) AND (MIN(t1.c)<3);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MIN(t1.c)
FROM t1
WHERE (t1.a>1)
GROUP BY t1.a
HAVING (MIN(t1.c)<3);
eval $no_pushdown explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),MIN(t1.c)
FROM t1
GROUP BY t1.a
HAVING (t1.a=2) AND (MAX(t1.b)=13) AND (MIN(t1.c)=2);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MIN(t1.c)
FROM t1
WHERE (t1.a=2)
GROUP BY t1.a
HAVING (MAX(t1.b)=13) AND (MIN(t1.c)=2);
eval $no_pushdown explain format=json $query;
--echo # conjunctive subformula : no stored function pushdown
let $query=
SELECT t1.a,MAX(t1.b)
FROM t1
GROUP BY t1.a
HAVING (t1.a>1) AND (a=test.f1());
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b)
FROM t1
WHERE (t1.a>1)
GROUP BY t1.a
HAVING (a=test.f1());
eval $no_pushdown explain format=json $query;
--echo # conjunctive subformula : pushdown into derived table WHERE clause
let $query=
SELECT v1.a
FROM t2,v1
WHERE (t2.x=v1.a)
GROUP BY v1.a
HAVING (v1.a>1);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT v1.a
FROM t2,v1
WHERE (t2.x=v1.a) AND (v1.a>1)
GROUP BY v1.a;
eval $no_pushdown explain format=json $query;
--echo # conjunctive subformula : pushdown into derived table HAVING clause
let $query=
SELECT v1.a,v1.c
FROM t2,v1
WHERE (t2.x=v1.a)
GROUP BY v1.c
HAVING (v1.c>2);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT v1.a,v1.c
FROM t2,v1
WHERE (t2.x=v1.a) AND (v1.c>2)
GROUP BY v1.c;
eval $no_pushdown explain format=json $query;
--echo # conjunctive subformula : pushdown into materialized IN subquery
--echo # WHERE clause
let $query=
SELECT * FROM t1
WHERE
(t1.a,t1.b) IN (SELECT t2.x,MAX(t2.y) FROM t2 WHERE t2.x<5 GROUP BY t2.x)
GROUP BY t1.a
HAVING (t1.a>1);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT * FROM t1
WHERE
(t1.a>1) AND
(t1.a,t1.b) IN (SELECT t2.x,MAX(t2.y) FROM t2 WHERE t2.x<5 GROUP BY t2.x)
GROUP BY t1.a;
eval $no_pushdown explain format=json $query;
--echo # conjunctive subformula : pushdown into materialized IN subquery
--echo # HAVING clause
let $query=
SELECT * FROM t1
WHERE
(t1.a,t1.b) IN (SELECT t2.x,MAX(t2.y) FROM t2 WHERE t2.x<5 GROUP BY t2.x)
GROUP BY t1.b
HAVING (t1.b<14);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT * FROM t1
WHERE
(t1.b<14) AND
(t1.a,t1.b) IN (SELECT t2.x,MAX(t2.y) FROM t2 WHERE t2.x<5 GROUP BY t2.x)
GROUP BY t1.b;
eval $no_pushdown explain format=json $query;
--echo # non-standard allowed queries
--echo # conjunctive subformula
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
GROUP BY t1.a
HAVING (t1.c=2) AND (t1.a>1);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),t1.c FROM t1
WHERE (t1.a>1)
GROUP BY t1.a
HAVING (t1.c=2);
eval $no_pushdown explain format=json $query;
let $query=
SELECT MAX(t1.a),t1.a,t1.b,t1.c
FROM t1
GROUP BY t1.b
HAVING (t1.a=2) AND (t1.b=13) AND (t1.c=2);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT MAX(t1.a),t1.a,t1.b,t1.c
FROM t1
WHERE (t1.b=13)
GROUP BY t1.b
HAVING (t1.a=2) AND (t1.c=2);
eval $no_pushdown explain format=json $query;
--echo # extracted AND formula : using equalities
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
GROUP BY t1.a
HAVING (t1.a=t1.c) AND (t1.c>1);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b) FROM t1
WHERE (t1.a=t1.c) AND (t1.a>1)
GROUP BY t1.a;
eval $no_pushdown explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
GROUP BY t1.a
HAVING (t1.a=t1.c) AND (t1.c=2);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.a=t1.c) AND (t1.a=2)
GROUP BY t1.a;
eval $no_pushdown explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
GROUP BY t1.a
HAVING ((t1.a=t1.c) AND (t1.a>1)) OR ((t1.a<3) AND (t1.c>3));
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE ((t1.a=t1.c) AND (t1.a>1)) OR (t1.a<3)
GROUP BY t1.a
HAVING ((t1.a=t1.c) AND (t1.a>1)) OR ((t1.a<3) AND (t1.c>3));
eval $no_pushdown explain format=json $query;
--echo # conjuctive subformula : pushdown using WHERE multiple equalities
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.a=t1.c)
GROUP BY t1.a
HAVING (t1.c<3);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.a=t1.c) AND (t1.c<3)
GROUP BY t1.a;
eval $no_pushdown explain format=json $query;
--echo # extracted AND-formula : pushdown using WHERE multiple equalities
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.a=t1.c)
GROUP BY t1.a
HAVING (t1.a>1) AND (t1.c<3);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.a=t1.c) AND (t1.a>1) AND (t1.c<3)
GROUP BY t1.a;
eval $no_pushdown explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.a=t1.c)
GROUP BY t1.a
HAVING (((t1.a>1) AND (MAX(t1.c)<3)) OR (t1.c<4)) AND (t1.a<2);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.a=t1.c) AND (((t1.a>1) OR (t1.c<4)) AND (t1.a<2))
GROUP BY t1.a
HAVING ((t1.a>1) AND (MAX(t1.c)<3)) OR (t1.c<4);
eval $no_pushdown explain format=json $query;
--echo # extracted OR-formula : pushdown using WHERE multiple equalities
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.a=t1.c)
GROUP BY t1.a
HAVING ((t1.a>1) AND (MAX(t1.c)<3)) OR (t1.c<4);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.a=t1.c) AND ((t1.a>1) OR (t1.c<4))
GROUP BY t1.a
HAVING ((t1.a>1) AND (MAX(t1.c)<3)) OR (t1.c<4);
eval $no_pushdown explain format=json $query;
DROP TABLE t1,t2;
DROP VIEW v1;
DROP FUNCTION f1;
--echo #
--echo # MDEV-18668: pushdown from HAVING into impossible WHERE
--echo #
CREATE TABLE t1 (a INT, b INT);
INSERT INTO t1 VALUES (1,1),(2,2);
SELECT a FROM t1 WHERE b = 1 AND b = 2 GROUP BY a HAVING a <= 3;
EXPLAIN
SELECT a FROM t1 WHERE b = 1 AND b = 2 GROUP BY a HAVING a <= 3;
DROP TABLE t1;
--echo #
--echo # MDEV-18769: unfixed OR condition pushed from HAVING into WHERE
--echo #
CREATE TABLE t1(a INT, b INT, c INT);
CREATE TABLE t3(a INT, b INT, c INT, d INT);
INSERT INTO t1 VALUES (1,14,3), (2,13,2), (1,22,1), (3,13,4), (3,14,2);
INSERT INTO t3 VALUES (1,2,16,1), (1,3,11,2), (2,3,10,2);
--echo # nothing to push
let $query=
SELECT t1.a,t1.b,MAX(t1.c)
FROM t1
GROUP BY t1.a
HAVING t1.b = 13 AND MAX(t1.c) > 2;
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,t1.b,MAX(t1.c)
FROM t1
GROUP BY t1.a
HAVING t1.b = 13 AND MAX(t1.c) > 2;
eval $no_pushdown explain format=json $query;
--echo # extracted AND formula
let $query=
SELECT t1.a,t1.b,MAX(t1.c)
FROM t1
GROUP BY t1.a,t1.b
HAVING (t1.a = 1 OR t1.b > 10) AND (t1.b < 14);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,t1.b,MAX(t1.c)
FROM t1
WHERE (t1.a = 1 OR t1.b > 10) AND (t1.b < 14)
GROUP BY t1.a,t1.b;
eval $no_pushdown explain format=json $query;
let $query=
SELECT t1.a,t1.b,MAX(t1.c)
FROM t1
GROUP BY t1.a,t1.b
HAVING (t1.a = 1 OR t1.b > 10) AND (t1.b < 14 OR t1.b > 15);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,t1.b,MAX(t1.c)
FROM t1
WHERE (t1.a = 1 OR t1.b > 10) AND (t1.b < 14 OR t1.b > 15)
GROUP BY t1.a,t1.b;
eval $no_pushdown explain format=json $query;
--echo # extracted AND formula : equality in the inner AND formula
let $query=
SELECT t1.a,t1.b,MAX(t1.c)
FROM t1
GROUP BY t1.a,t1.b
HAVING (t1.a = 1 OR t1.b > 10) AND (t1.b < 14 OR (t1.b > 15 AND t1.a = 2));
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,t1.b,MAX(t1.c)
FROM t1
WHERE (t1.a = 1 OR t1.b > 10) AND (t1.b < 14 OR (t1.b > 15 AND t1.a = 2))
GROUP BY t1.a,t1.b;
eval $no_pushdown explain format=json $query;
--echo # extracted OR formula
let $query=
SELECT t1.a,t1.b,MAX(t1.c)
FROM t1
GROUP BY t1.a,t1.b
HAVING (t1.a < 2) OR (t1.b = 13 AND t1.a > 2);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,t1.b,MAX(t1.c)
FROM t1
WHERE (t1.a < 2) OR (t1.b = 13 AND t1.a > 2)
GROUP BY t1.a,t1.b;
eval $no_pushdown explain format=json $query;
let $query=
SELECT t1.a,t1.b,MAX(t1.c)
FROM t1
GROUP BY t1.a,t1.b
HAVING (t1.a < 2 AND t1.b = 14) OR (t1.a > 2 AND t1.b = 13);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,t1.b,MAX(t1.c)
FROM t1
WHERE (t1.a < 2 AND t1.b = 14) OR (t1.a > 2 AND t1.b = 13)
GROUP BY t1.a,t1.b;
eval $no_pushdown explain format=json $query;
let $query=
SELECT t1.a,t1.b,MAX(t1.c)
FROM t1
GROUP BY t1.a,t1.b
HAVING (t1.a < 2 AND t1.b = 14) OR (t1.a > 2 AND (t1.b = 13 OR t1.b = 14));
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,t1.b,MAX(t1.c)
FROM t1
WHERE (t1.a < 2 AND t1.b = 14) OR (t1.a > 2 AND (t1.b = 13 OR t1.b = 14))
GROUP BY t1.a,t1.b;
eval $no_pushdown explain format=json $query;
let $query=
SELECT t1.a,t1.b,MAX(t1.c)
FROM t1
GROUP BY t1.a
HAVING (t1.a < 2 AND MAX(t1.c) = 2) OR (MAX(t1.c) > 2 AND (t1.a = 1 OR t1.a = 2));
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,t1.b,MAX(t1.c)
FROM t1
WHERE (t1.a < 2) OR (t1.a = 1 OR t1.a = 2)
GROUP BY t1.a
HAVING (t1.a < 2 AND MAX(t1.c) = 2) OR (MAX(t1.c) > 2 AND (t1.a = 1 OR t1.a = 2));
eval $no_pushdown explain format=json $query;
let $query=
SELECT t1.a,t1.b,MAX(t1.c)
FROM t1
GROUP BY t1.a
HAVING (t1.a = 2 AND MAX(t1.c) = 2) OR (MAX(t1.c) > 2 AND (t1.a = 1 OR t1.a = 2));
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,t1.b,MAX(t1.c)
FROM t1
WHERE (t1.a = 2) OR (t1.a = 1 OR t1.a = 2)
GROUP BY t1.a
HAVING (t1.a = 2 AND MAX(t1.c) = 2) OR (MAX(t1.c) > 2 AND (t1.a = 1 OR t1.a = 2));
eval $no_pushdown explain format=json $query;
--echo # conjunctive subformula : equality pushdown
let $query=
SELECT t1.a,t1.b,MAX(t1.c)
FROM t1
GROUP BY t1.a
HAVING (t1.a = 1) AND (MAX(t1.c) = 3);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,t1.b,MAX(t1.c)
FROM t1
WHERE (t1.a = 1)
GROUP BY t1.a
HAVING (MAX(t1.c) = 3);
eval $no_pushdown explain format=json $query;
--echo # conjunctive subformula : equalities pushdown
let $query=
SELECT t1.a,t1.b,MAX(t1.c)
FROM t1
GROUP BY t1.a,t1.c
HAVING (t1.a = 1) AND (t1.c = 3) AND MAX(t1.b = 14);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,t1.b,MAX(t1.c)
FROM t1
WHERE (t1.a = 1) AND (t1.c = 3)
GROUP BY t1.a,t1.c
HAVING (MAX(t1.b) = 14);
eval $no_pushdown explain format=json $query;
--echo # conjunctive subformula : multiple equality consists of
--echo two equalities pushdown
let $query=
SELECT t1.a,t1.b,MAX(t1.c)
FROM t1
GROUP BY t1.a,t1.c
HAVING (t1.a = 1) AND (t1.c = 1) AND MAX(t1.b = 14);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,t1.b,MAX(t1.c)
FROM t1
WHERE (t1.a = 1) AND (t1.c = 1)
GROUP BY t1.a,t1.c
HAVING (MAX(t1.b) = 14);
eval $no_pushdown explain format=json $query;
--echo #
--echo # Pushdown from HAVING into non-empty WHERE
--echo #
--echo # inequality : inequality in WHERE
let $query=
SELECT t1.a,t1.b,MAX(t1.c)
FROM t1
WHERE (t1.b > 2)
GROUP BY t1.a
HAVING (t1.a < 3);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,t1.b,MAX(t1.c)
FROM t1
WHERE (t1.b > 2) AND (t1.a < 3)
GROUP BY t1.a;
eval $no_pushdown explain format=json $query;
--echo # equality : inequality in WHERE
let $query=
SELECT t1.a,t1.b,MAX(t1.c)
FROM t1
WHERE (t1.b > 2)
GROUP BY t1.a
HAVING (t1.a = 3);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,t1.b,MAX(t1.c)
FROM t1
WHERE (t1.b > 2) AND (t1.a = 3)
GROUP BY t1.a;
eval $no_pushdown explain format=json $query;
--echo # inequality : equality in WHERE
let $query=
SELECT t1.a,t1.b,MAX(t1.c)
FROM t1
WHERE (t1.b = 14)
GROUP BY t1.a
HAVING (t1.a < 3);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,t1.b,MAX(t1.c)
FROM t1
WHERE (t1.b = 14) AND (t1.a < 3)
GROUP BY t1.a;
eval $no_pushdown explain format=json $query;
--echo # equality : equality in WHERE
let $query=
SELECT t1.a,t1.b,MAX(t1.c)
FROM t1
WHERE (t1.b = 14)
GROUP BY t1.a
HAVING (t1.a = 1);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,t1.b,MAX(t1.c)
FROM t1
WHERE (t1.b = 14) AND (t1.a = 1)
GROUP BY t1.a;
eval $no_pushdown explain format=json $query;
--echo # equality : equality in WHERE, impossible WHERE
let $query=
SELECT t1.a,MAX(t1.c)
FROM t1
WHERE (t1.a = 3)
GROUP BY t1.a
HAVING (t1.a = 1);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.c)
FROM t1
WHERE (t1.a = 3) AND (t1.a = 1)
GROUP BY t1.a;
eval $no_pushdown explain format=json $query;
--echo # equality : equality in WHERE (equal through constant)
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.c = 1)
GROUP BY t1.a
HAVING (t1.a = 1);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.c = 1) AND (t1.a = 1)
GROUP BY t1.a;
eval $no_pushdown explain format=json $query;
--echo # inequality : AND formula in WHERE
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.c > 0) AND (t1.c < 3)
GROUP BY t1.a
HAVING (t1.a > 1);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.c > 0) AND (t1.c < 3) AND (t1.a > 1)
GROUP BY t1.a;
eval $no_pushdown explain format=json $query;
--echo # equality : AND formula in WHERE
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.c > 0) AND (t1.c < 3)
GROUP BY t1.a
HAVING (t1.a = 1);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.c > 0) AND (t1.c < 3) AND (t1.a = 1)
GROUP BY t1.a;
eval $no_pushdown explain format=json $query;
--echo # equality : AND formula in WHERE, impossible WHERE
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.a > 0) AND (t1.c < 3)
GROUP BY t1.a
HAVING (t1.a = 1);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.a > 0) AND (t1.c < 3) AND (t1.a = 1)
GROUP BY t1.a;
eval $no_pushdown explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b)
FROM t1
WHERE (t1.a = 0) AND (t1.a = 3)
GROUP BY t1.a
HAVING (t1.a = 1);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b)
FROM t1
WHERE (t1.a = 0) AND (t1.a = 3) AND (t1.a = 1)
GROUP BY t1.a;
eval $no_pushdown explain format=json $query;
let $query=
SELECT t3.a,t3.b,MAX(t3.c),t3.d
FROM t3
WHERE (t3.b = 2) AND (t3.d = 1)
GROUP BY t3.a,t3.b,t3.d
HAVING (t3.a = 1);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t3.a,t3.b,MAX(t3.c),t3.d
FROM t3
WHERE (t3.b = 2) AND (t3.d = 1) AND (t3.a = 1)
GROUP BY t3.a,t3.b,t3.d;
eval $no_pushdown explain format=json $query;
--echo # inequality : OR formula in WHERE
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.a > 1) OR (t1.c < 3)
GROUP BY t1.a
HAVING (t1.a < 2);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE ((t1.a > 1) OR (t1.c < 3)) AND (t1.a < 2)
GROUP BY t1.a;
eval $no_pushdown explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b)
FROM t1
WHERE (t1.a = 1) OR (t1.a = 3)
GROUP BY t1.a
HAVING (t1.a = 2);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b)
FROM t1
WHERE ((t1.a = 1) OR (t1.a = 3)) AND (t1.a = 2)
GROUP BY t1.a;
eval $no_pushdown explain format=json $query;
--echo # AND formula : inequality in WHERE
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.a > 1)
GROUP BY t1.a
HAVING (t1.a < 4) AND (t1.a > 0);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.a > 1) AND (t1.a < 4) AND (t1.a > 0)
GROUP BY t1.a;
eval $no_pushdown explain format=json $query;
--echo # AND formula : equality in WHERE
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.a = 1)
GROUP BY t1.a
HAVING (t1.a < 4) AND (t1.a > 0);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.a = 1) AND (t1.a < 4) AND (t1.a > 0)
GROUP BY t1.a;
eval $no_pushdown explain format=json $query;
--echo # OR formula : inequality in WHERE
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.a > 1)
GROUP BY t1.a
HAVING (t1.a < 4) OR (t1.a > 0);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.a > 1) AND ((t1.a < 4) OR (t1.a > 0))
GROUP BY t1.a;
eval $no_pushdown explain format=json $query;
--echo # OR formula : equality in WHERE
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.a = 1)
GROUP BY t1.a
HAVING (t1.a < 4) OR (t1.a > 0);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.a = 1) AND ((t1.a < 4) OR (t1.a > 0))
GROUP BY t1.a;
eval $no_pushdown explain format=json $query;
--echo # AND formula : AND formula in WHERE
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.a > 1) AND (t1.c < 3)
GROUP BY t1.a
HAVING (t1.a < 4) AND (t1.c > 1);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE ((t1.a > 1) AND (t1.c < 3)) AND
(t1.a < 4)
GROUP BY t1.a
HAVING (t1.c > 1);
eval $no_pushdown explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.a = 1) AND (t1.c < 3)
GROUP BY t1.a,t1.c
HAVING (t1.a < 4) AND (t1.c > 1);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE ((t1.a = 1) AND (t1.c < 3)) AND
((t1.a < 4) AND (t1.c > 1))
GROUP BY t1.a,t1.c;
eval $no_pushdown explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.a = 1) AND (t1.c = 3)
GROUP BY t1.a,t1.c
HAVING (t1.a < 4) AND (t1.c > 1);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE ((t1.a = 1) AND (t1.c = 3)) AND
((t1.a < 4) AND (t1.c > 1))
GROUP BY t1.a,t1.c;
eval $no_pushdown explain format=json $query;
let $query=
SELECT t3.a,t3.b,MAX(t3.c),t3.d
FROM t3
WHERE (t3.a = 1) AND (t3.d = 1)
GROUP BY t3.a,t3.b
HAVING (t3.b = 2) AND (t3.d > 0);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t3.a,t3.b,MAX(t3.c),t3.d
FROM t3
WHERE (t3.a = 1) AND (t3.d = 1) AND
(t3.b = 2)
GROUP BY t3.a,t3.b
HAVING (t3.d > 0);
eval $no_pushdown explain format=json $query;
let $query=
SELECT t3.a,t3.b,MAX(t3.c),t3.d
FROM t3
WHERE (t3.a = 1) AND (t3.d = 1)
GROUP BY t3.a,t3.b,t3.d
HAVING (t3.b = 2) AND (t3.d > 0);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t3.a,t3.b,MAX(t3.c),t3.d
FROM t3
WHERE (t3.a = 1) AND (t3.d = 1) AND
(t3.b = 2) AND (t3.d > 0)
GROUP BY t3.a,t3.b,t3.d;
eval $no_pushdown explain format=json $query;
--echo # AND formula : OR formula in WHERE
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.a > 1) OR (t1.c < 3)
GROUP BY t1.a
HAVING (t1.a < 4) AND (t1.c > 1);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE ((t1.a > 1) OR (t1.c < 3)) AND
(t1.a < 4)
GROUP BY t1.a
HAVING (t1.c > 1);
eval $no_pushdown explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.a > 1) OR (t1.c < 3)
GROUP BY t1.a,t1.c
HAVING (t1.a < 4) AND (t1.c > 1);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE ((t1.a > 1) OR (t1.c < 3)) AND
(t1.a < 4) AND (t1.c > 1)
GROUP BY t1.a,t1.c;
eval $no_pushdown explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.a = 1) OR (t1.a = 3)
GROUP BY t1.a,t1.c
HAVING (t1.a = 4) OR (t1.c > 1);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE ((t1.a = 1) OR (t1.a = 3)) AND
((t1.a = 4) OR (t1.c > 1))
GROUP BY t1.a,t1.c;
eval $no_pushdown explain format=json $query;
--echo # equality : pushdown through equality in WHERE
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.a = 1) AND (t1.a = t1.c)
GROUP BY t1.a
HAVING (t1.c = 1);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.a = 1) AND (t1.a = t1.c) AND (t1.c = 1)
GROUP BY t1.a;
eval $no_pushdown explain format=json $query;
--echo # OR formula : pushdown through equality
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.a = 1) AND (t1.a = t1.c)
GROUP BY t1.a
HAVING (t1.c = 1) OR (t1.c = 2);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.a = 1) AND (t1.a = t1.c) AND
((t1.c = 1) OR (t1.c = 2))
GROUP BY t1.a;
eval $no_pushdown explain format=json $query;
--echo # OR formula : pushdown through equality, impossible WHERE
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.a = 1) AND (t1.a = t1.c)
GROUP BY t1.a
HAVING (t1.c = 3) OR (t1.c = 2);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.a = 1) AND (t1.a = t1.c) AND
((t1.c = 3) OR (t1.c = 2))
GROUP BY t1.a;
eval $no_pushdown explain format=json $query;
--echo # AND formula : pushdown through equality, impossible WHERE
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.a = 1)
GROUP BY t1.a,t1.c
HAVING (t1.c = 3) AND (t1.a > 2) AND (t1.a = t1.c);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.a = 1) AND (t1.c = 3) AND
(t1.a > 2) AND (t1.a = t1.c)
GROUP BY t1.a,t1.c;
eval $no_pushdown explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.a = 1)
GROUP BY t1.a
HAVING (t1.c = 3) AND (t1.a > 2) AND (t1.a = t1.c);
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
WHERE (t1.a = 1) AND (t1.c = 3) AND
(t1.a > 2) AND (t1.a = t1.c)
GROUP BY t1.a;
eval $no_pushdown explain format=json $query;
--echo # AND formula with OR subformula : AND condition in WHERE
let $query=
SELECT t3.a,MAX(t3.b),t3.c,t3.d
FROM t3
WHERE (t3.a > 1) AND ((t3.c = 3) OR (t3.c < 2))
GROUP BY t3.a
HAVING (t3.a = t3.d) AND ((t3.d = 1) OR (t3.d > 1));
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t3.a,MAX(t3.c),t3.d
FROM t3
WHERE (t3.a > 1) AND ((t3.c = 3) OR (t3.c < 2)) AND
(t3.a = t3.d) AND ((t3.d = 1) OR (t3.d > 1))
GROUP BY t3.a;
eval $no_pushdown explain format=json $query;
--echo # AND formula with OR subformula : AND condition in WHERE
let $query=
SELECT t3.a,MAX(t3.b),t3.c,t3.d
FROM t3
WHERE (t3.a > 1) AND ((t3.c = 3) OR (t3.c < 2))
GROUP BY t3.a
HAVING (t3.a = t3.d) AND (((t3.d = t3.c) AND (t3.c < 15)) OR (t3.d > 1));
eval $no_pushdown $query;
eval $query;
eval explain $query;
eval explain format=json $query;
let $query=
SELECT t3.a,t3.b,MAX(t3.c),t3.d
FROM t3
WHERE (t3.a > 1) AND ((t3.c = 3) OR (t3.c < 2)) AND
(t3.a = t3.d) AND (((t3.d = t3.c) AND (t3.c < 15)) OR (t3.d > 1))
GROUP BY t3.a;
eval $no_pushdown explain format=json $query;
--echo # prepare statement
PREPARE stmt1 from "
SELECT t1.a,MAX(t1.b),t1.c
FROM t1
GROUP BY t1.a
HAVING (t1.a = 1)
";
execute stmt1;
execute stmt1;
deallocate prepare stmt1;
DROP TABLE t1,t3;
--echo #
--echo # MDEV-19185: pushdown constant function with subquery
--echo #
CREATE TABLE t1 (pk INT, c1 VARCHAR(64));
INSERT INTO t1 VALUES (1,'bbb'),(2,'aaa'),(3,'ccc');
CREATE VIEW v1 AS SELECT * FROM t1;
SELECT pk
FROM t1
GROUP BY pk
HAVING (1 NOT IN (SELECT COUNT(t1.c1) FROM (v1, t1)));
DROP TABLE t1;
DROP VIEW v1;
--echo #
--echo # MDEV-19186: temporary table defined with view field in HAVING
--echo #
CREATE TABLE t1 (pk INT, x VARCHAR(10));
INSERT INTO t1 VALUES (1,'y'),(2,'s'),(3,'aaa');
CREATE VIEW v1 AS SELECT * FROM t1;
CREATE TABLE t2 (pk INT, x VARCHAR(10));
INSERT INTO t2 VALUES (1,'aa'),(2,'t'),(3,'bb');
CREATE TABLE tmp1
SELECT v1.pk
FROM t2,v1
WHERE v1.x = t2.x
GROUP BY v1.pk
HAVING (v1.pk = 1);
DROP TABLE t1,t2,tmp1;
DROP VIEW v1;
--echo #
--echo # MDEV-19164: pushdown of condition with cached items
--echo #
create table t1 (d1 date);
insert into t1 values (null),('1971-03-06'),('1993-06-05'),('1998-07-08');
let $q1=
select d1 from t1
group by d1
having d1 between (inet_aton('1978-04-27')) and '2018-08-26';
eval $q1;
eval explain extended $q1;
eval explain format=json $q1;
delete from t1;
insert into t1 values ('2018-01-15'),('2018-02-20');
let $q2=
select d1 from t1
group by d1
having d1 not between 0 AND exp(0);
eval $q2;
eval explain extended $q2;
eval explain format=json $q2;
drop table t1;
--echo #
--echo # MDEV-19245: Impossible WHERE should be noticed earlier
--echo # after HAVING pushdown
--echo #
CREATE TABLE t1 (a INT, b INT, c INT);
INSERT INTO t1 VALUES (1,2,1),(3,2,2),(5,6,4),(3,4,1);
EXPLAIN SELECT t1.a,MAX(t1.b) FROM t1
WHERE t1.a > 3 GROUP BY t1.a HAVING t1.a = 3;
EXPLAIN SELECT t1.a,MAX(t1.b) FROM t1
WHERE t1.a = 3 GROUP BY t1.a HAVING t1.a > 3;
EXPLAIN SELECT t1.a,MAX(t1.b) FROM t1
WHERE t1.a > 3 AND t1.a = 3 GROUP BY t1.a ;
EXPLAIN SELECT t1.a,MAX(t1.b) FROM t1
WHERE (t1.a < 2 OR t1.c > 1) GROUP BY t1.a HAVING t1.a = 3;
EXPLAIN SELECT t1.a,MAX(t1.b) FROM t1
WHERE t1.a = 3 GROUP BY t1.a HAVING (t1.a < 2 OR t1.a > 3);
EXPLAIN SELECT t1.a,MAX(t1.b) FROM t1
WHERE t1.a = 3 AND (t1.a < 2 OR t1.a > 3) GROUP BY t1.a;
EXPLAIN SELECT t1.a,MAX(t1.b),t1.c FROM t1
WHERE (t1.a < 2 AND t1.c > 1) GROUP BY t1.a HAVING t1.a = 3;
EXPLAIN SELECT t1.a,MAX(t1.b),t1.c FROM t1
WHERE t1.a = 3 GROUP BY t1.a HAVING (t1.a < 2 AND t1.c > 1);
EXPLAIN SELECT t1.a,MAX(t1.b),t1.c FROM t1
WHERE t1.a = 3 AND (t1.a < 2 AND t1.b > 3) GROUP BY t1.a;
DROP TABLE t1;
--echo #
--echo # MDEV-21184: Constant subquery in condition movable to WHERE
--echo #
CREATE TABLE t1(a int, b int);
INSERT INTO t1 VALUES
(1,10), (2,20), (1,11), (1,15), (2,20), (1,10), (2,21);
CREATE TABLE t2 (c INT);
INSERT INTO t2 VALUES (2),(3);
let $q=
SELECT a FROM t1 GROUP BY a HAVING a = 8 OR a = ( SELECT MIN(c) FROM t2 );
eval EXPLAIN FORMAT=JSON $q;
eval $q;
let $q=
SELECT a FROM t1 GROUP BY a,b
HAVING ( a = 8 OR a = ( SELECT MIN(c) FROM t2 ) ) and b < 20;
eval EXPLAIN FORMAT=JSON $q;
eval $q;
let $q=
SELECT a FROM t1 GROUP BY a
HAVING ( a = 8 OR a = ( SELECT MIN(c) FROM t2 ) ) and SUM(b) > 20;
eval EXPLAIN FORMAT=JSON $q;
eval $q;
let $q=
SELECT a FROM t1 GROUP BY a HAVING a = ( SELECT MIN(c) FROM t2 );
eval EXPLAIN FORMAT=JSON $q;
eval $q;
DROP TABLE t1,t2;
--echo #
--echo # MDEV-26402: A SEGV in Item_field::used_tables/update_depend_map_for_order or Assertion `fixed == 1'
--echo #
CREATE TABLE t1 (i int NOT NULL);
SELECT * FROM t1 GROUP BY i HAVING i IN ( i IS NULL);
#dublicate warning
--disable_view_protocol
SELECT * FROM t1 GROUP BY i HAVING i IN ( i IS NULL AND 'x' = 0);
SELECT * FROM t1 GROUP BY i HAVING i='1' IN ( i IS NULL AND 'x' = 0);
--enable_view_protocol
DROP TABLE t1;
--echo #
--echo # MDEV-28080: HAVING with NOT EXIST predicate in an equality
--echo # (fixed by the patch for MDEV-26402)
--echo #
CREATE TABLE t1 (a int);
CREATE TABLE t2 (b int);
INSERT INTO t1 VALUES (0), (1), (1), (0);
INSERT INTO t2 VALUES (3), (7);
SELECT a FROM t1
GROUP BY a HAVING a= (NOT EXISTS (SELECT b FROM t2 WHERE b = 1));
SELECT a FROM t1
GROUP BY a HAVING a= (NOT EXISTS (SELECT b FROM t2 WHERE b = 7));
DROP TABLE t1, t2;
--echo #
--echo # MDEV-28082: HAVING with IS NULL predicate in an equality
--echo # (fixed by the patch for MDEV-26402)
--echo #
CREATE TABLE t1 (a int, b int NOT NULL) ;
INSERT INTO t1 VALUES (1,10), (0,11), (0,11), (1,10);
SELECT a,b FROM t1 GROUP BY a HAVING a = (b IS NULL);
SELECT a,b FROM t1 GROUP BY a,b HAVING a = (b IS NULL);
DROP TABLE t1;
--echo End of 10.4 tests
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