date between in mysql

ex1:
SELECT * FROM `objects` 
WHERE  (date_field BETWEEN '2010-01-30 14:15:55' AND '2010-09-29 10:15:55')

ex2:
WHERE 
   requireddate BETWEEN 
     CAST('2003-01-01' AS DATE) AND 
     CAST('2003-01-31' AS DATE);

select * from hockey_stats 
where game_date between '2012-03-11 00:00:00' and '2012-05-11 23:59:00' 
order by game_date desc;

SELECT * FROM `table` WHERE active=0 AND CURDATE() between dateStart and dateEnd