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opt_range.cc:

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Fixed bug #11853.
  Corrected the code of the range optimization for
  NOT IN and NOT BETWEEN.
range.test, range.result:
  Fixed bug #11853.
This commit is contained in:
igor@rurik.mysql.com 2005-07-16 08:19:20 -07:00
parent 8b0adacbc6
commit 6ea960c8d6
3 changed files with 49 additions and 1 deletions
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24
mysql-test/r/range.result
View File

@ -744,3 +744,27 @@ a b
1 3
DROP VIEW v1;
DROP TABLE t1;
CREATE TABLE t1 (name varchar(15) NOT NULL, KEY idx(name));
INSERT INTO t1 VALUES ('Betty'), ('Anna');
SELECT * FROM t1;
name
Anna
Betty
DELETE FROM t1 WHERE name NOT LIKE 'A%a';
SELECT * FROM t1;
name
Anna
DROP TABLE t1;
CREATE TABLE t1 (a int, KEY idx(a));
INSERT INTO t1 VALUES (NULL), (1), (2), (3);
SELECT * FROM t1;
a
NULL
1
2
3
DELETE FROM t1 WHERE NOT(a <=> 2);
SELECT * FROM t1;
a
2
DROP TABLE t1;

23
mysql-test/t/range.test
View File

@ -553,3 +553,26 @@ SELECT a,b FROM v1 WHERE a < 2 and b=3;
DROP VIEW v1;
DROP TABLE t1;
#
# Bug #11853: DELETE statement with a NOT (LIKE/<=>) where condition
# for an indexed attribute
#
CREATE TABLE t1 (name varchar(15) NOT NULL, KEY idx(name));
INSERT INTO t1 VALUES ('Betty'), ('Anna');
SELECT * FROM t1;
DELETE FROM t1 WHERE name NOT LIKE 'A%a';
SELECT * FROM t1;
DROP TABLE t1;
CREATE TABLE t1 (a int, KEY idx(a));
INSERT INTO t1 VALUES (NULL), (1), (2), (3);
SELECT * FROM t1;
DELETE FROM t1 WHERE NOT(a <=> 2);
SELECT * FROM t1;
DROP TABLE t1;

3
sql/opt_range.cc
View File

@ -3531,7 +3531,8 @@ static SEL_TREE *get_mm_tree(PARAM *param,COND *cond)
if (arg->type() != Item::FUNC_ITEM)
DBUG_RETURN(0);
cond_func= (Item_func*) arg;
if (cond_func->select_optimize() == Item_func::OPTIMIZE_NONE)
if (cond_func->functype() != Item_func::BETWEEN &&
cond_func->functype() != Item_func::IN_FUNC)
DBUG_RETURN(0);
inv= TRUE;
}