# 第十三章 分层查询

- [13.1 表示父－子关系](/sql/di-shi-san-zhang-fen-ceng-cha-xun/13.1-biao-shi-fu-zi-guan-xi.md)
- [13.2 表示子－父－祖父关系](/sql/di-shi-san-zhang-fen-ceng-cha-xun/13.2-biao-shi-zi-fu-zu-fu-guan-xi.md)
- [13.3 创建表的分层视图](/sql/di-shi-san-zhang-fen-ceng-cha-xun/13.3-chuang-jian-biao-de-fen-ceng-shi-tu.md)
- [13.4 为给定父行找到所有子行](/sql/di-shi-san-zhang-fen-ceng-cha-xun/13.4-wei-gei-ding-fu-hang-zhao-dao-suo-you-zi-hang.md)
- [13.5 确定哪些行是叶节点、分支节点及根节点](/sql/di-shi-san-zhang-fen-ceng-cha-xun/13.5-que-ding-na-xie-hang-shi-ye-jie-dian-fen-zhi-jie-dian-ji-gen-jie-dian.md)