Commit e2bd7401 authored by unknown's avatar unknown
Browse files

opt_range.cc: 

  Fixed bug #11853.
  Corrected the code of the range optimization for
  NOT IN and NOT BETWEEN.
range.test, range.result:
  Fixed bug #11853.


mysql-test/t/range.test:
  Fixed bug #11853.
sql/opt_range.cc:
  Fixed bug #11853.
  Corrected the code of the range optimization for
  NOT IN and NOT BETWEEN.
parent 7bdc4dd0

mysql-test/r/range.result

+24 −0
Original line number Diff line number Diff line
@@ -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;

mysql-test/t/range.test

+23 −0
Original line number Diff line number Diff line
@@ -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;

sql/opt_range.cc

+2 −1
Original line number Diff line number Diff line
@@ -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;

  }