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PostgreSQL for SQL Server DBAs – What is an alternative to sys.dm_exec_query_stats in the PostgreSQL world?

PostgreSQL for SQL Server DBAs The sys.dm_exec_query_stats Dynamic Management View (DMV) in Microsoft SQL Server provides performance statistics for cached query plans. It allows database administrators and developers to monitor and analyze SQL query performance, […]

Optimizing Query Performance in PostgreSQL 16 with the Advanced auto_explain Extension

PostgreSQL Auto_Explain_Extension To use the advanced auto_explain extension in PostgreSQL 16, you should first load it into the server. This can be done by adding auto_explain to either session_preload_libraries or shared_preload_libraries in the postgresql.conf file. [...]

Composite Indexes in PostgreSQL

Composite indexes in PostgreSQL Composite indexes in PostgreSQL are a powerful tool designed to optimize database performance. They are a type of database index that encompasses more than one column of a table, making them […]

Optimizing PostgreSQL Performance: Mastering Checkpointing Configuration

Checkpointing in PostgreSQL Checkpointing in PostgreSQL plays a crucial role in performance. Here's a breakdown of how it impacts various factors: Impact of Checkpointing in PostgreSQL on Performance: I/O Activity: PostgreSQL writes all modified data [...]

Step-by-Step Guide to Setting Up Point-in-Time Recovery in PostgreSQL 16

Point-in-Time Recovery in PostgreSQL Point-in-Time Recovery (PITR) in PostgreSQL 16 offers a robust solution for database backup and disaster recovery. PITR revolves around the continuous archiving of WAL (Write-Ahead Logging) files and the ability to […]

Adaptive Joins in PostgreSQL 16 (mimicked feature)

Introduction PostgreSQL does not natively offer "Adaptive Hash Joins" as a built-in feature for query execution.Instead, the query planner selects join methods, such as nested loop, hash join, or merge join, during plan generation.Additionally, it [...]

Optimize PostgreSQL Performance: Strategic Use of SKIP_DATABASE_STATS and ONLY_DATABASE_STATS

Optimize PostgreSQL Performance Configuring SKIP_DATABASE_STATS and ONLY_DATABASE_STATS in PostgreSQL requires careful consideration to optimize PostgreSQL performance and maintain efficient database operations. In summary, while these options can customize backups to suit specific needs, their incorrect [...]

Speed Up Your PostgreSQL 16 Backups with Improved pg_dump

Example: When using pg_dump in PostgreSQL 16, you can specify the compression method: Here, -F c specifies custom-format output, -Z specifies the compression level (1 for LZ4, 3 for ZSTD), and -f specifies the output [...]

Installing and Configuring pgvector in PostgreSQL: A Step-by-Step Guide

Introduction - pgvector in PostgreSQL pgvectorin PostgreSQL is an open-source extension designed to efficiently handle vector data within the database. It's particularly useful for machine learning and similar applications where working with vector data is [...]

Step-by-Step Guide to Migrating from PostgreSQL 11 to 15 Using pg_upgrade

Discover a comprehensive guide on how to seamlessly migrate from PostgreSQL 11 to 15 using the pg_upgrade tool. Our step-by-step tutorial ensures a smooth and efficient database upgrade process with minimal disruption, covering installation, preparation, execution, and post-upgrade steps. Perfect for database administrators looking to upgrade to PostgreSQL 15 with confidence. [...]

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