searching data between dates stored in varchar in mysql

Question

I am storing my dates in column server_date_time in varchar in dd/mm/yyyy format and i want to fetch the records lying between some dates so i have

Answer 1

SELECT * 
FROM  `activity_emp` 
WHERE STR_TO_DATE(  `column_name` ,  '%d/%m/%Y' ) 
BETWEEN  '2010-10-10'
AND  '2010-11-10'