[2.2.1建库、表语句](2.2.1%E5%BB%BA%E5%BA%93%E3%80%81%E8%A1%A8%E8%AF%AD%E5%8F%A5.md) [2.2.2.2 插入 insert](2.2.2.2%E6%8F%92%E5%85%A5.md) [2.2.2.3更新 update](2.2.2.3%E6%9B%B4%E6%96%B0update.md) [2.2.2.4删除 delete](2.2.2.4%E5%88%A0%E9%99%A4delete.md) [2.2.2.5查询 select](2.2.2.5%E6%9F%A5%E8%AF%A2select.md) [2.2.6视图 索引 view index](2.2.6%E8%A7%86%E5%9B%BE%E7%B4%A2%E5%BC%95viewindex.md) [2.2.7 修改 alert](2.2.7%E4%BF%AE%E6%94%B9alert.md) [2.2.2.8清理 truncate drop](%E6%B8%85%E7%90%86truncatedrop.md) [2.2.9重命名 rename](%E9%87%8D%E5%91%BD%E5%90%8Drename.md) [示例语句](%E7%A4%BA%E4%BE%8B%E8%AF%AD%E5%8F%A5%EF%BC%9A.md)