cursor.fetchone()是干什么的
时间: 2024-04-24 08:26:44 浏览: 219
cursor.fetchone()是用于从数据库中获取一条数据的方法。它会返回一个元组(tuple),包含了查询结果的一行数据。每次调用fetchone()方法,游标(cursor)会向下移动一行,以便获取下一条数据。如果没有更多的数据可供获取,fetchone()会返回None。\[1\]
#### 引用[.reference_title]
- *1* [python操作数据库之cursor对象](https://blog.csdn.net/weixin_34458671/article/details/112963520)[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]
- *2* *3* [【Python之pymysql库学习】二.游标cursor的相关知识(保姆级图文+实现代码)](https://blog.csdn.net/u011027547/article/details/122526476)[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]
[ .reference_list ]
阅读全文