Navigation : PostgreSQL 9.6.18 Documentation > The SQL Language The SQL Language PostgreSQL 9.6.18 Documentation Prev Up Next Table of Contents 2.1. Introduction 2.2. Concepts 2.3. Creating a New Table 2.4. Populating a Table With Rows 2.5. Querying a Table 2.6. Joins Between Tables 2.7. Aggregate Functions 2.8. Updates 2.9. Deletions Prev Home Next Accessing a Database Up Introduction