mysql

方法介绍

concat_ws(分隔符，需要拼接在一起的字段）

实例

SELECT
day_catering.S_ID,

day_catering.S_DAY_WEEKS_CAPTION,

concat_ws(

　　' , ',

　　BREAKFAST.RECIPE01_CAPTION,

　　BREAKFAST.RECIPE02_CAPTION,

　　BREAKFAST.RECIPE03_CAPTION,

　　BREAKFAST.RECIPE04_CAPTION,

　　BREAKFAST.RECIPE05_CAPTION

) AS BREAKFAST_RECIPE