3個數據字段而顯示爲1個

Question

表名SELECT子句：LOCATION

//LOCATION 
CITY  ROAD#  STREET# 
------------------------------- 
ANSON  41   16 

以下查詢：

SELECT (CITY,ROAD#,STREET#) AS "Location" FROM LOCATION; 

希望得到類似以下的輸出：

Location 
---------------- 
ANSON,41,16 

ISN不可能得到這樣的東西？

Answer 1

SELECT CITY || ',' || ROAD# || ',' || STREET# AS "Location" FROM LOCATION;