MySQL 综合案例1

综合案例1

找出工资在1250到3000之间的员工信息,要求按照薪资降序排列:

mysql> select ename, sal from emp where sal between 1250 and 3000 order by sal desc;
+--------+---------+
| ename  | sal     |
+--------+---------+
| SCOTT  | 3000.00 |
| FORD   | 3000.00 |
| JONES  | 2975.00 |
| BLAKE  | 2850.00 |
| CLARK  | 2450.00 |
| ALLEN  | 1600.00 |
| TURNER | 1500.00 |
| MILLER | 1300.00 |
| WARD   | 1250.00 |
| MARTIN | 1250.00 |
+--------+---------+
10 rows in set (0.00 sec)

关键字顺序不能变:

select 
	...
from 
	...
where
	...
order by	# (排序总是在最后执行!)
	...

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転載: blog.csdn.net/qq_45893475/article/details/121302202