Posts
PostgreSQL Table Row Count Estimates with SQL
Mar 14, 2026 / · 4 min read · postgresql database administration sql queries performance tuning statistics pg_stat_user_tables postgres dba pg_class pg_namespace information_schema ·PostgreSQL Table Row Count Estimates with SQL This PostgreSQL query returns estimated row counts for all user tables, sorted by the largest tables first. It reads from the statistics collector rather than scanning the tables, making it near-instant even on tables with billions of rows. Purpose and Overview Counting …
Read MoreMonitor PostgreSQL Memory Settings with pg_settings
Sep 10, 2025 / · 3 min read · postgresql database administration memory management system monitoring performance tuning sql queries database configuration pg_settings ·PostgreSQL Memory Settings Query: Monitor Database Memory Configuration This PostgreSQL query helps database administrators monitor and analyze memory-related configuration settings in their database instance. By querying the pg_settings system catalog view, you can quickly identify current memory parameters, their …
Read MorePostgreSQL Logging Configuration Query via pg_settings
Sep 9, 2025 / · 3 min read · postgresql database administration logging monitoring sql queries database configuration system settings performance tuning pg_settings ·PostgreSQL Logging Configuration Query - Monitor Database Settings This PostgreSQL query provides database administrators with essential insights into logging configuration parameters by querying the pg_settings system view. The query specifically targets logging-related settings while filtering out WAL (Write-Ahead …
Read MorePostgreSQL Lock Management Settings via pg_settings
Sep 8, 2025 / · 3 min read · postgresql database administration lock management performance tuning system catalog configuration troubleshooting sql queries pg_settings ·PostgreSQL Lock Management Settings Query Guide accessing system table pg_settings PostgreSQL's lock management system is crucial for maintaining data consistency and preventing conflicts in concurrent database operations. This guide demonstrates how to query and analyze lock-related configuration settings using the …
Read MorePostgreSQL File Location Settings Query via pg_settings
Sep 7, 2025 / · 3 min read · postgresql database administration sql queries configuration file management system views database tuning postgres dba pg_settings ·PostgreSQL File Location Settings Query Guide This PostgreSQL query helps database administrators examine file location configuration settings by querying the pg_settings system view. It retrieves essential information about where PostgreSQL stores its files and directories. Purpose and Overview The query targets …
Read MorePostgreSQL Error Handling Settings via pg_settings
Sep 6, 2025 / · 3 min read · postgresql database administration error handling configuration system views sql queries database management troubleshooting pg_settings ·PostgreSQL Error Handling Settings Query Guide using pg_settings PostgreSQL's pg_settings system view provides comprehensive information about database configuration parameters, particularly those related to error handling and logging. This query helps database administrators monitor and analyze error-related settings …
Read MorePostgreSQL Developer Settings Query via pg_settings
Sep 5, 2025 / · 3 min read · postgresql database sql queries configuration developer tools system catalog database admin postgres pg_settings ·PostgreSQL Developer Settings Query: How to View Database Configuration Options This PostgreSQL query allows database administrators and developers to examine developer-specific configuration settings in their PostgreSQL database. The query targets the pg_settings system catalog to retrieve detailed information about …
Read MorePostgreSQL Connection Settings Query via pg_settings
Sep 4, 2025 / · 3 min read · postgresql database-administration system-views connection-settings configuration sql-queries database-tuning pg-settings pg_settings ·PostgreSQL Connection Settings Query - Complete Guide to pg_settings This PostgreSQL query provides database administrators with essential connection configuration parameters by querying the pg_settings system view. Understanding these settings is crucial for optimizing database connectivity and troubleshooting …
Read MorePostgreSQL Compatibility Settings Query via pg_settings
Sep 3, 2025 / · 3 min read · postgresql database-administration system-catalog compatibility configuration sql-queries database-management pg-settings pg_settings ·PostgreSQL Compatibility Settings Query: Complete Guide to pg_settings Analysis This PostgreSQL query extracts compatibility-related configuration parameters from the pg_settings system catalog, providing essential insights into version and platform compatibility settings for database administrators. Purpose and …
Read MorePostgreSQL Client Connection Settings via pg_settings
Sep 2, 2025 / · 4 min read · postgresql database-administration sql-queries configuration client-connections system-views database-management performance-tuning pg_settings ·PostgreSQL Client Connection Settings: Complete Guide to pg_settings Query This PostgreSQL query provides a comprehensive view of client connection default settings by querying the pg_settings system view, allowing database administrators to analyze and understand configuration parameters that affect client behavior. …
Read More