> For the complete documentation index, see [llms.txt](https://ldbmcs.gitbook.io/java/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://ldbmcs.gitbook.io/java/shu-ju-ku-13.md).

# 数据库

- [MySQL](https://ldbmcs.gitbook.io/java/shu-ju-ku-13/mysql.md)
- [一条SQL查询语句是如何执行的？](https://ldbmcs.gitbook.io/java/shu-ju-ku-13/mysql/yi-tiao-sql-cha-xun-yu-ju-shi-ru-he-zhi-hang-de.md)