I have never done any serious SQL design before. Anyways I have to store a hierarchical data structure, similar to a tree in a SQL database.<BR><BR>Right now I simply add a "parent_id" column in each ...

This project leverages AVL trees to create a robust Hierarchical Database Management System tailored for organizations. The system efficiently manages employee data, structured by unique IDs, ensuring ...

Abstract: SQL Injection Attacks (SQLIA) are still a significant security vulnerability, targeting issues in database query validation for intruder access. The research proposes a graph-based ...

Major upgrade to the ever-evolving Oracle Database brings JavaScript support, graph optimizations, in-memory enhancements, and dramatic improvements to JSON operations and in-database machine learning ...