📜  mysql 限制行数 - SQL 代码示例

📅  最后修改于: 2022-03-11 15:05:10.039000             🧑  作者: Mango

代码示例1
-- MySql
SELECT * FROM emp ORDER BY sal DESC LIMIT 5;    
-- SQL Server 
SELECT TOP 5 * FROM emp ORDER BY sal DESC;    
-- Oracle < 11g 
SELECT * FROM ( SELECT * FROM emp ORDER BY sal DESC ) WHERE ROWNUM <= 5;
-- Oracle 12c +
SELECT * FROM emp ORDER BY sal DESC FETCH FIRST 5 ROWS ONLY;