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What is Oracle Database Basics for Beginners about?

This document provides a brief overview of Oracle databases and SQL commands. It discusses the history of databases from hierarchical and network models to relational databases. Oracle was the first commercial relational database management system. The document then summarizes the basic concepts of relational databases including tables, rows, columns and relationships. It provides examples of SQL commands like SELECT, JOIN, UNION and explains how to retrieve and manipulate data.

Author

Aliya

Language

EN