Tag

Nested Set Model

1 views collected around this technical thread.

Top Architect
Top Architect
Apr 9, 2022 · Databases

Applying the Nested Set Model for Hierarchical Department Queries in MySQL

This article explains how to use the nested set (left‑right) model to efficiently query, count, and manipulate hierarchical department data in MySQL, providing SQL examples for retrieving descendants, ancestors, leaf detection, as well as insert, delete, and JavaScript tree‑building techniques.

MySQLNested Set ModelSQL
0 likes · 11 min read
Applying the Nested Set Model for Hierarchical Department Queries in MySQL