inner join是什么意思
时间: 2023-09-27 18:06:05 浏览: 66
INNER JOIN是一种SQL JOIN操作,它用来从两个或多个表中返回匹配的行。具体来说,INNER JOIN只保留在连接的两个表中都存在匹配条件的行,即返回两个表的交集。INNER JOIN也可以简写为JOIN。通过INNER JOIN,我们可以根据指定的列将表进行连接,从而获取相关联的数据。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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- *1* [3. 连接查询:inner join、left join、right join 、full join、cross join](https://blog.csdn.net/weixin_42214698/article/details/123662806)[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: 50%"]
- *2* *3* [零基础自学SQL课程 | INNER JOIN 内连接](https://blog.csdn.net/shine_a/article/details/124987897)[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: 50%"]
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