order by 默认
时间: 2023-12-26 21:00:41 浏览: 31
ORDER BY 默认的排序方式是升序(ASC)。可以通过在ORDER BY子句后面加上DESC来改为降序排序。在使用ORDER BY时,可以指定一个或多个排序字段,多个字段之间用逗号分隔。如果存在WHERE子句,则ORDER BY必须放在WHERE语句后面。另外,ORDER BY只对查询结果进行排序,不会对原始数据产生影响。如果想按照多个字段进行排序,可以在ORDER BY子句中列出多个字段名。总结来说,ORDER BY用于对查询结果进行排序,可以指定排序字段和排序方式,其中默认的排序方式是升序。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
#### 引用[.reference_title]
- *1* [MySQL中的排序(ORDER BY)](https://blog.csdn.net/chou_kawaii/article/details/119733754)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v93^chatsearchT3_1"}}] [.reference_item style="max-width: 33.333333333333336%"]
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