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Manual merge of mysql-5.1-bugteam into mysql-trunk-merge.

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Conflicts:

Text conflict in mysql-test/suite/binlog/r/binlog_row_mix_innodb_myisam.result
Text conflict in sql/log.cc
Text conflict in sql/set_var.cc
Text conflict in sql/sql_class.cc
This commit is contained in:
Alexey Kopytov
2010-04-03 21:35:51 +04:00
parent 0b18b79846 d53e3625cd
commit 7320a95808
43 changed files with 496 additions and 80 deletions
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15
mysql-test/r/func_gconcat.result
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@ -1003,6 +1003,21 @@ SELECT 1 FROM
1
1
DROP TABLE t1;
#
# Bug #52397: another crash with explain extended and group_concat
#
CREATE TABLE t1 (a INT);
INSERT INTO t1 VALUES (0), (0);
EXPLAIN EXTENDED SELECT 1 FROM
(SELECT GROUP_CONCAT(t1.a ORDER BY t1.a ASC) FROM
t1 t2, t1 GROUP BY t1.a) AS d;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PRIMARY <derived2> system NULL NULL NULL NULL 1 100.00
2 DERIVED t2 ALL NULL NULL NULL NULL 2 100.00 Using temporary; Using filesort
2 DERIVED t1 ALL NULL NULL NULL NULL 2 100.00 Using join buffer
Warnings:
Note 1003 select 1 AS `1` from dual
DROP TABLE t1;
End of 5.0 tests
DROP TABLE IF EXISTS t1, t2;
CREATE TABLE t1 (a VARCHAR(6), b INT);