【新炬網路名師大講堂】不同資料庫取前幾條記錄

shsnchyw發表於2014-12-15
1. ORACLE
SELECT * FROM TABLE1 WHERE ROWNUM<=N  – Oracle 12C之前的版本
2. INFORMIX
SELECT FIRST N * FROM TABLE1
3. DB2
SELECT * ROW_NUMBER() OVER(ORDER BY COL1 DESC) AS ROWNUM WHERE ROWNUM<=N
或者
SELECT COLUMN FROM TABLE FETCH FIRST N ROWS ONLY
4. SQL SERVER
SELECT TOP N * FROM TABLE1
5. SYBASE
SET ROWCOUNT N
GO
SELECT * FROM TABLE1
6. MYSQL
SELECT * FROM TABLE1 LIMIT N
7. FOXPRO
SELECT * TOP N FROM TABLE ORDER BY COLUMN
8. TimesTen
SELECT FIRST N * FROM TABLE1

來自 “ ITPUB部落格 ” ,連結:http://blog.itpub.net/29960155/viewspace-1368293/,如需轉載,請註明出處,否則將追究法律責任。

相關文章