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Merge 10.2 into 10.3

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Marko Mäkelä 2018-04-04 08:24:57 +03:00
commit a5da1c64f8
10 changed files with 409 additions and 43 deletions
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45
mysql-test/main/derived_cond_pushdown.test
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@ -2165,6 +2165,51 @@ DROP TABLE t1,t2;
SET sql_mode = DEFAULT;
--echo #
--echo # MDEV-15579: incorrect removal of sub-formulas to be pushed
--echo # into WHERE of materialized derived with GROUP BY
--echo #
CREATE TABLE t1 (a INT, b INT, c INT, d INT);
CREATE TABLE t2 (x INT, y INT, z INT);
INSERT INTO t1 VALUES (1,1,66,1), (1,1,56,2), (3,2,42,3);
INSERT INTO t2 VALUES (1,1,66), (1,12,32);
LET $query=
SELECT *
FROM t2,
(
SELECT a, b, max(c) AS max_c
FROM t1
GROUP BY a
HAVING max_c > 37
) AS v1
WHERE (v1.a=1) AND (v1.b=v1.a) AND
(v1.a=t2.x) AND (v1.max_c>30);
EVAL $query;
EVAL EXPLAIN $query;
EVAL EXPLAIN FORMAT=JSON $query;
LET $query=
SELECT *
FROM t2,
(
SELECT a, b, d, max(c) AS max_c
FROM t1
GROUP BY a,d
HAVING max_c > 37
) AS v1
WHERE (v1.a=1) AND (v1.b=v1.a) AND (v1.b=v1.d) AND
(v1.a=t2.x) AND (v1.max_c>30);
EVAL $query;
EVAL EXPLAIN $query;
EVAL EXPLAIN FORMAT=JSON $query;
DROP TABLE t1,t2;
# Start of 10.3 tests
--echo #
--echo # MDEV-10855: Pushdown into derived with window functions
--echo #