How to bulk update mysql data with one query?

Question

$query = mysql_query(\"UPDATE a SET fruit = \'**apple**\' WHERE id = \'**1**\' \");
$query2 = mysql_query(\"UPDATE a SET fruit = \'**orange**\' WHERE id = \'**2**\'          


        

Answer 1

Yes you can do it using this query:

UPDATE a 
SET fruit = (CASE id WHEN 1 THEN 'apple'
                     WHEN 2 THEN 'orange'
                     WHEN 3 THEN 'peach'
             END)
WHERE id IN(1,2 ,3);