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Development Versions: 14 / devel
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Chapter 20. Server Configuration

Table of Contents

20.1. Setting Parameters
20.1.1. Parameter Names and Values
20.1.2. Parameter Interaction via the Configuration File
20.1.3. Parameter Interaction via SQL
20.1.4. Parameter Interaction via the Shell
20.1.5. Managing Configuration File Contents
20.2. File Locations
20.3. Connections and Authentication
20.3.1. Connection Settings
20.3.2. Authentication
20.3.3. SSL
20.4. Resource Consumption
20.4.1. Memory
20.4.2. Disk
20.4.3. Kernel Resource Usage
20.4.4. Cost-based Vacuum Delay
20.4.5. Background Writer
20.4.6. Asynchronous Behavior
20.5. Write Ahead Log
20.5.1. Settings
20.5.2. Checkpoints
20.5.3. Archiving
20.5.4. Archive Recovery
20.5.5. Recovery Target
20.6. Replication
20.6.1. Sending Servers
20.6.2. Primary Server
20.6.3. Standby Servers
20.6.4. Subscribers
20.7. Query Planning
20.7.1. Planner Method Configuration
20.7.2. Planner Cost Constants
20.7.3. Genetic Query Optimizer
20.7.4. Other Planner Options
20.8. Error Reporting and Logging
20.8.1. Where to Log
20.8.2. When to Log
20.8.3. What to Log
20.8.4. Using CSV-Format Log Output
20.8.5. Process Title
20.9. Run-time Statistics
20.9.1. Query and Index Statistics Collector
20.9.2. Statistics Monitoring
20.10. Automatic Vacuuming
20.11. Client Connection Defaults
20.11.1. Statement Behavior
20.11.2. Locale and Formatting
20.11.3. Shared Library Preloading
20.11.4. Other Defaults
20.12. Lock Management
20.13. Version and Platform Compatibility
20.13.1. Previous PostgreSQL Versions
20.13.2. Platform and Client Compatibility
20.14. Error Handling
20.15. Preset Options
20.16. Customized Options
20.17. Developer Options
20.18. Short Options

There are many configuration parameters that affect the behavior of the database system. In the first section of this chapter we describe how to interact with configuration parameters. The subsequent sections discuss each parameter in detail.