“SELECT a.*
FROM Article a
WHERE (ID IN
(SELECT TOP 3 id
FROM article
WHERE classid = a.classid))
ORDER BY ClassID, ID”
按分類取前三條記錄
發表評論
所有評論
還沒有人評論，想成為第一個評論的人麼? 請在上方評論欄輸入並且點擊發布.
“SELECT a.*
FROM Article a
WHERE (ID IN
(SELECT TOP 3 id
FROM article
WHERE classid = a.classid))
ORDER BY ClassID, ID”