0
[DONE]對於那些誰需要這個..我將編輯這個並把下面的答案..MySQL的子查詢顯示
如何使用子查詢,使LName的和FName參數全部大寫? 我已經讓所有LName的和FName參數CAPS但不是在子查詢中使用此代碼
Select UPPER(LName) AS "Lastname", UPPER(FName) AS "Firstname" FROM Trainers;
OUTPUT:
+-----------+-----------+
| Lastname | Firstname |
+-----------+-----------+
| MONTANO | GERALD |
| ALEJANDRO | LEONARD |
| MONTEZ | GARY |
| GUILLERMO | JACKIE |
| SANCHEZ | VERNA |
| GABORNI | MICHELLE |
+-----------+-----------+
表教練員
+-----------+-----------+----------+-------+
| TrainerNo | LName | FName | Rate |
+-----------+-----------+----------+-------+
| 00804871 | Montano | Gerald | 200 |
| 00807461 | Alejandro | Leonard | 175 |
| 00807462 | Montez | Gary | 150 |
| 00823253 | Guillermo | Jackie | 200 |
| 00827320 | Sanchez | Verna | 125 |
| 00845907 | Gaborni | Michelle | 150 |
+-----------+-----------+----------+-------+
答:
Select UPPER(Lname) AS "Lastname", UPPER(FName) AS "Firstname" from Trainers Where Rate <= (Select Max(Rate) from Trainers);
那麼你的問題是什麼? – Ageonix
如何使用子查詢獲得輸出(頂部) –
請提供您的查詢。 –