MySQL query to return number 'zero' if no results

Question

When selecting a DATE and that date does not exist in my table it currently will return an empty result set. How can I be able to return the number zero for those empty res

Answer 1

TRY

SELECT
       IFNULL(SUM(TOTAL), 0) AS total,
       IFNULL(SUM(5STAR), 0) AS FiveStar, 
       STORE,
       DATE
FROM `table`
WHERE DATE >= '2012-02-24'
GROUP BY TOTAL

Reference