> For the complete documentation index, see [llms.txt](https://doc.tanmer.cn/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://doc.tanmer.cn/shu-ju-ku/postgresql/ji-chu-zhi-shi.md).

# 基础知识

- [PostgreSQL中插入数据](https://doc.tanmer.cn/shu-ju-ku/postgresql/ji-chu-zhi-shi/ru-he-zai-postgresql-zhong-cha-ru-shu-ju.md)
- [PostgreSQL中更新数据](https://doc.tanmer.cn/shu-ju-ku/postgresql/ji-chu-zhi-shi/ru-he-zai-postgresql-zhong-geng-xin-shu-ju.md)
- [PostgreSQL中删除数据](https://doc.tanmer.cn/shu-ju-ku/postgresql/ji-chu-zhi-shi/postgresql-zhong-shan-chu-shu-ju.md)