Delete all rows with timestamp older than x days

Question

I want to delete all the rows with timestamp older than 180 days from a specific table in my database.

I\'ve tried the this:

DELETE FROM on_search WH         


        

Answer 1

DELETE FROM on_search 
WHERE search_date < UNIX_TIMESTAMP(DATE_SUB(NOW(), INTERVAL 180 DAY))

Answer 2

DELETE FROM on_search WHERE search_date < NOW() - INTERVAL N DAY

Replace N with your day count