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How to define and capture Baselines in PostgreSQL Performance Troubleshooting?

Defining and capturing baselines plays a vital role in PostgreSQL performance troubleshooting. Baselines serve as a benchmark for normal performance metrics, offering a clear point of reference. By establishing these metrics, you can compare current [...]

Exploring Alternatives to SQL Server Query Store in PostgreSQL

PostgreSQL Query Performance Alternatives In PostgreSQL, the pg_stat_statements extension serves as the closest alternative to SQL Server’s Query Store. Specifically, it captures critical query performance metrics, such as execution counts, total time, and query text. […]

Understanding the Internal Locking Hierarchy and Mechanisms in PostgreSQL

In PostgreSQL, the locking mechanism is crucial for concurrency control, ensuring data integrity and consistency by preventing simultaneous incompatible operations. PostgreSQL employs a variety of lock types that operate at different levels of granularity, from […]

Optimizing PostgreSQL Performance: A Comprehensive Guide to Rowstore Index Implementation and Tuning

PostgreSQL Rowstore Index Optimization PostgreSQL rowstore indexes use the standard indexing method by storing and managing data in rows for efficient access. Additionally, PostgreSQL supports index types like B-tree, Hash, GiST, SP-GiST, GIN, and BRIN, [...]

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 [...]

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