ON DUPLICATE KEY UPDATE => do nothing July 12, 2017 July 12, 2017 INSERT INTO table (value1, value2) VALUES ('1', '2') ON DUPLICATE KEY UPDATE value1 = value1; Share this:Click to share on Twitter (Opens in new window)Click to email a link to a friend (Opens in new window)Like this:Like Loading... Related Previous PostMySQL, loading fixed width file Next PostMySQL find first, last row