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WL3527: 5.1

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renamed "--old-mode" to "--old" to prevent
 ambiguity.
 "old" now appears in SHOW VARIABLES as a
 read-only option.
This commit is contained in:
gkodinov/kgeorge@magare.gmz
2007-03-26 19:15:30 +03:00
parent 8f0e9c51c4
commit 101857299a
6 changed files with 25 additions and 4 deletions
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5
mysql-test/r/group_by.result
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@ -1141,4 +1141,9 @@ EXPLAIN SELECT 1 FROM t2 WHERE a IN
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t2 index NULL a 5 NULL 4 Using where; Using index
2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 256 Using where
SHOW VARIABLES LIKE 'old';
Variable_name Value
old OFF
SET @@old = off;
ERROR HY000: Variable 'old' is a read only variable
DROP TABLE t1, t2;

7
mysql-test/t/group_by.test
View File

@ -755,7 +755,8 @@ SET SQL_MODE = '';
#
# Bug #21174: Index degrades sort performance and
# optimizer does not honor IGNORE INDEX
# optimizer does not honor IGNORE INDEX.
# a.k.a WL3527.
#
CREATE TABLE t1 (a INT, b INT,
PRIMARY KEY (a),
@ -819,4 +820,8 @@ EXPLAIN SELECT a, SUM(b) FROM t2 IGNORE INDEX (a) GROUP BY a LIMIT 2;
EXPLAIN SELECT 1 FROM t2 WHERE a IN
(SELECT a FROM t1 USE INDEX (i2) IGNORE INDEX (i2));
SHOW VARIABLES LIKE 'old';
--error ER_INCORRECT_GLOBAL_LOCAL_VAR
SET @@old = off;
DROP TABLE t1, t2;