This repository contains a collection of SQL queries that demonstrate how to create hierarchical queries in Oracle SQL using the CONNECT BY PRIOR clause. Hierarchical queries are essential for retrieving data in a parent-child relationship, enabling users to efficiently explore and analyze tree-like structures in relational databases.
All SQL queries are available in the queries.sql file. You can run them in your Oracle SQL environment to see how they work.
Use the provided queries as templates for your hierarchical data retrieval needs. Modify them as necessary to fit your specific database schema and requirements.
Here is the detailed tutorial on this topic.