在MYSQL查询中使用CASE…WHEN语法重新映射值

Posted 2021-02-24

How to remap a value to another inside a mysql query select.

SELECT id,title,
   (CASE date WHEN '0000-00-00' THEN '' ELSE date END) AS date
   FROM your_table
 
SELECT id,title,
   (CASE status WHEN 0 THEN 'open' WHEN 1 THEN 'close' ELSE 'standby' END) AS status 
   FROM your_table