11.9. Index-Only Scans and Covering Indexes # All indexes in PostgreSQL are secondary indexes, meaning that each index is stored separately …| PostgreSQL Documentation
5.12. Table Partitioning # 5.12.1. Overview 5.12.2. Declarative Partitioning 5.12.3. Partitioning Using Inheritance 5.12.4. Partition Pruning 5.12.5. Partitioning and Constraint Exclusion …| PostgreSQL Documentation
19.7. Query Planning # 19.7.1. Planner Method Configuration 19.7.2. Planner Cost Constants 19.7.3. Genetic Query Optimizer 19.7.4. Other Planner Options 19.7.1. Planner …| PostgreSQL Documentation