Category Postgresql

Understanding the ANALYZE Command in PostgreSQL

The ANALYZE command in PostgreSQL is used to collect statistics about the contents of tables and indexes. These statistics are essential for the query planner to generate efficient query execution plans, improving the overall performance of database queries. By gathering…

Understanding the SET Command in PostgreSQL

The SET command in PostgreSQL is used to configure session-level parameters. Unlike global configuration changes, which affect the entire PostgreSQL server and require administrative access, the SET command allows users to modify settings that are valid only for the current…

SET vs ALTER in PostgreSQL

In PostgreSQL, SET and ALTER are two SQL commands that can be used to modify configuration settings, but they differ in their scope, persistence, and use cases. SET Command The SET command is used to temporarily change a configuration parameter…

How to Update PostgreSQL Server Configurations Without Downtime

Introduction Updating PostgreSQL server configurations is a critical part of database administration. While the simplest method to update configurations is by modifying the postgresql.conf file and restarting the server, this approach can cause downtime, which is especially problematic in high-availability…

How to Check Running Queries in PostgreSQL

Effectively monitoring running queries in a PostgreSQL database is essential for maintaining performance and ensuring smooth operations. In this article, we will explore various techniques and tools available to check the status of your queries, gain valuable insights into their…