393
393
('43506','2002-10-02','joce'),('40143','2002-08-03','joce');
394
394
EXPLAIN EXTENDED SELECT DISTINCT date FROM t1 WHERE date='2002-08-03';
395
395
id select_type table type possible_keys key key_len ref rows filtered Extra
398
398
Note 1003 select distinct `test`.`t1`.`date` AS `date` from `test`.`t1` where (`test`.`t1`.`date` = '2002-08-03')
399
399
EXPLAIN EXTENDED SELECT (SELECT DISTINCT date FROM t1 WHERE date='2002-08-03');
400
400
id select_type table type possible_keys key key_len ref rows filtered Extra
401
401
1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL No tables used
404
404
Note 1003 select (select distinct `test`.`t1`.`date` AS `date` from `test`.`t1` where (`test`.`t1`.`date` = '2002-08-03')) AS `(SELECT DISTINCT date FROM t1 WHERE date='2002-08-03')`
405
405
SELECT DISTINCT date FROM t1 WHERE date='2002-08-03';