This is part 1 of a series of Quick learning guides for Oracle professionals. Part 1 introduces completely new entrants to the Oracle environment about Relational principles and history, the background of Oracle, Oracle products, Oracle database architecture, installation, Oracle and 3rd party database tools and it provides a glossary of basic Oracle terminology and what it means. Less This is Part 1 of a series of quick learning guides for Oracle designers, developers and managers. It introduces completely new entrants to the Oracle environment: Relational principles, history, background of Oracle, the products, database architecture, installation, Oracle and 3rd party database and design tools and includes a glossary of basic Oracle terms and explanations of their meaning. These guides are designed to rapidly deliver key information about Oracle to the following audience groups: - Project Managers, Team Leaders, Testers who are new to Oracle and need rapid access to strategic information about the Oracle development environment. - Business Analysts, Designers, Developers who are new to Oracle and need to make first steps in gaining a detailed understanding of the design and development issues involved in Oracle. Part 1 assumes that the reader has no knowledge of Oracle. The contents of Part 1 include the following: 1. Oracle - A Brief History. 2. Relational databases: An introduction. 3. How relational databases impact software development. 4. Basic descriptions of Oracle products. 5. The Oracle database architecture. 6. Tools: Oracle's own design / development tools. 7. Implementing Oracle DB and Oracle tools - Overview. 8. Various 3rd Party Tools: Quick review. 9. Glossary