조건에 맞는 사용자 정보 조회하기

SELECT USER_ID, NICKNAME,
CITY||' '||STREET_ADDRESS1||' '||STREET_ADDRESS2 AS "전체주소", 
substr(TLNO,1,3)||'-'||substr(TLNO,4,4)||'-'||substr(TLNO,8,4) AS "전화번호"
FROM USED_GOODS_USER
WHERE USER_ID IN (SELECT WRITER_ID
                  FROM USED_GOODS_BOARD
                  GROUP BY WRITER_ID
                  HAVING COUNT(WRITER_ID) >= 3)
ORDER BY USER_ID DESC;