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5.3 merge

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This commit is contained in:
Sergei Golubchik
2013-01-15 19:07:46 +01:00
parent 750b9147fc 4f67a14700
commit aca8e7ed6b
115 changed files with 2135 additions and 1129 deletions
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41
mysql-test/r/view.result
View File

@ -4780,6 +4780,30 @@ id id bbb iddqd val1
drop view v2;
drop table t1,t2;
#
# MDEV-3914: Wrong result (NULLs instead of real values)
# with INNER and RIGHT JOIN in a FROM subquery, derived_merge=on
# (fix of above MDEV-486 fix)
#
SET @save_optimizer_switch_MDEV_3914=@@optimizer_switch;
SET optimizer_switch = 'derived_merge=on';
CREATE TABLE t1 (a INT) ENGINE=MyISAM;
INSERT INTO t1 VALUES (1),(2);
CREATE TABLE t2 (b INT) ENGINE=MyISAM;
INSERT INTO t2 VALUES (3),(4);
CREATE TABLE t3 (c INT) ENGINE=MyISAM;
INSERT INTO t3 VALUES (5),(6);
SELECT * FROM ( SELECT c FROM ( t1 INNER JOIN t2 ) RIGHT JOIN t3 ON a = c ) AS alias;
c
5
6
SET optimizer_switch = 'derived_merge=off';
SELECT * FROM ( SELECT c FROM ( t1 INNER JOIN t2 ) RIGHT JOIN t3 ON a = c ) AS alias;
c
5
6
SET optimizer_switch=@save_optimizer_switch_MDEV_3914;
drop table t1,t2,t3;
#
# MDEV-589 (LP BUG#1007647) :
# Assertion `vcol_table == 0 || vcol_table == table' failed in
# fill_record(THD*, List<Item>&, List<Item>&, bool)
@ -4822,6 +4846,23 @@ f2 f1
7 NULL
8 NULL
drop tables t1,t2;
#
# MDEV-3876 Wrong result (extra rows) with ALL subquery
# from a MERGE view (duplicate of MDEV-3873)
#
CREATE TABLE t1 (a INT NOT NULL) ENGINE=MyISAM;
INSERT INTO t1 VALUES (1),(2);
CREATE TABLE t2 (b INT NOT NULL) ENGINE=MyISAM;
INSERT INTO t2 VALUES (1),(3);
CREATE OR REPLACE ALGORITHM=MERGE VIEW v1 AS SELECT * FROM t2;
SELECT a FROM t1 AS alias
WHERE a >= ALL (
SELECT b FROM t1 LEFT JOIN v1 ON (a = b)
WHERE a = alias.a );
a
1
drop view v1;
drop table t1,t2;
# -----------------------------------------------------------------
# -- End of 5.3 tests.
# -----------------------------------------------------------------