# Database

- [01.数据库主键和外键](/wiki/ios/database/01.-shu-ju-ku-zhu-jian-he-wai-jian.md)
- [02.FMDB-死锁问题](/wiki/ios/database/02.fmdb-si-suo-wen-ti.md)
- [03.FMDB与WCDB](/wiki/ios/database/03.fmdb-yu-wcdb.md)
- [04.SQLite数据库修复](/wiki/ios/database/04.sqlite-shu-ju-ku-xiu-fu.md)