MySQL 如何基于多个列获得排序输出?
我们可以在ORDER BY子句中指定多个列,以根据这些多个列获得排序输出。以下是一个示例,以使该概念更清晰 -
mysql> Select * from Student ORDER BY Name, Address;
+------+---------+---------+-----------+
| Id | Name | Address | Subject |
+------+---------+---------+-----------+
| 2 | Aarav | Mumbai | History |
| 1 | Gaurav | Delhi | Computers |
| 15 | Harshit | Delhi | Commerce |
| 17 | Raman | Shimla | Computers |
+------+---------+---------+-----------+
结果集中有4行记录(0.12秒)
阅读更多:MySQL 教程