select concat(Sno,Table) as STB from levels
上面的查詢會給出錯誤,如果按原樣運行。說我的水平已經valuse作爲 Sno Table
1 Sale
2 Stock
我需要的,因爲它成爲只是一個字符串給他們取爲 STB
---
1Sale
2Stock
什麼可以解other than changing the column nam
從分貝選擇數據我有2個表:PLAYER和GROUP。 當我打電話: SELECT * FROM PLAYER
一切正常,但是當我打電話: SELECT * FROM GROUP
有錯誤: #1064 - You have an error in your SQL syntax; check the manual that corresponds to your MySQL server v