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Your PostgreSQL Configuration PostgreSQL 12 finished a set of SQL functions that list the contents of the server's own directories: pg_ls_waldir() and pg_ls_logdir() arrived in version 10, and pg_ls_archive_statusdir() and pg_ls_tmpdir() followed in 12. Combined with current_setting() for the paths themselves, a single …

Identify Idle PostgreSQL Connections: Keep Your Database Clean A session in state idle since 09:14 is a client that connected, finished its work and never hung up. pg_stat_activity has one row per server process, and its state and state_change columns list every session like it. A short query against that view lists …

Unveiling Your PostgreSQL Server: A Treasure Trove of Information This comprehensive PostgreSQL script delves into the inner workings of your database server, revealing valuable details about its version, configuration, connections, users, and more. It empowers database administrators and developers with insights to …

Quickly Assess Your PostgreSQL Database Landscape by Size Managing multiple PostgreSQL databases requires an understanding of their storage footprint. This article introduces a simple yet effective PostgreSQL code snippet that helps you quickly determine the size of each database in your system, ordered by their …

List Your PostgreSQL Databases by Size (With Access Check) Keeping your PostgreSQL database server organized is crucial for optimal performance and manageability. A critical aspect of this organization is understanding the storage footprint of each database. This SQL code snippet empowers you to efficiently retrieve a …

Identifying Blocking PostgreSQL Queries: A Guide for Database Administrators This article explores a PostgreSQL query designed to identify currently blocked database queries and the processes (identified by PIDs) responsible for blocking them. This information is crucial for database administrators troubleshooting …

Database Connections: A Look at PostgreSQL Backends This article delves into a PostgreSQL code snippet that sheds light on the number of backend connections established for each database within a PostgreSQL instance. We'll dissect the code, explore its purpose, and glean valuable insights for database administrators …

How Many Connections Can Your PostgreSQL Database Handle? PostgreSQL 16 split the connection limit into more than one pool. Besides the slots held back for superusers, a second block of slots can now be reserved for ordinary roles that have been granted pg_use_reserved_connections. The number of sessions an application …