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 ...

The OVER() statement signals a start of an Analytic function. That is what differentiates an Analytical Function from a regular Oracle SQL function Select MAX() OVER(partition by field1). The ...

Developers can use the ORDER SIBLINGS BY feature of Oracle 10g and later to sort the records in a hierarchy created by the START WITH and CONNECT BY clauses in a SELECT statement.