摘要:
1. ORACLE SELECT * FROM TABLE1 WHERE ROWNUM<=N2. MYSQL SELECT * FROM TABLE1 LIMIT N3. INFORMIX SELECT FIRST N * FROM TABLE14. DB2 SELECT COLUMN FROM TABLE FETCH FIRST N ROWS ONLY4. SQL SERVER SELECT TOP N * FROM TABLE17. FOXPRO SELECT * TOP N FROM TABLE ORDER BY COLUMN8. postgres查询前几条记录SQL SELECT 阅读全文