sql语句把3个表连接
时间: 2023-11-09 08:54:15 浏览: 156
回答: 要将三个表连接起来,可以使用INNER JOIN或LEFT JOIN语句。根据提供的引用内容,可以使用以下SQL语句将表1、表2和表3连接起来:FROM ((表1 INNER JOIN 表2 ON 表1.字段号=表2.字段号) INNER JOIN 表3 ON 表1.字段号=表3.字段号)。\[1\]另外,如果还需要将表4连接到这个连接的结果中,可以使用以下SQL语句:FROM (((表1 INNER JOIN 表2 ON 表1.字段号=表2.字段号) INNER JOIN 表3 ON 表1.字段号=表3.字段号) INNER JOIN 表4 ON Member.字段号=表4.字段号)。\[2\]如果你想要查询特定的字段,可以使用SELECT语句,例如:SELECT s.Name, C.Cname FROM student_score AS sc LEFT JOIN student AS s ON s.Sno=sc.Sno LEFT JOIN score AS c ON c.Cno=sc.Cno。\[3\]
#### 引用[.reference_title]
- *1* *2* [INNER JOIN连接两个表、三个表、五个表的SQL语句](https://blog.csdn.net/weixin_42544663/article/details/113545404)[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^v91^insertT0,239^v3^insert_chatgpt"}} ] [.reference_item]
- *3* [SQL语句中两个表的连接](https://blog.csdn.net/weixin_39884738/article/details/113288675)[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^v91^insertT0,239^v3^insert_chatgpt"}} ] [.reference_item]
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