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关于＃SQL＃的问题，如何解决？
2022-07-01 10:09:00 【CSDN问答】
SQL初学者求指教
SQL server数据库 我想在一个表中对一个字段进行不同次的计数
表名 管理表
字段 管理等级
数据如下：
| 管理一级 |
| 管理四级 |
| 管理四级 |
| 管理六级 |
| 管理六级 |
| 管理六级 |
想要的输出结果如下：
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