PostgreSQL Internals
PostgreSQL Performance
PostgreSQL Performance
PostgreSQL Blocking Queries: Identifying and Resolving Resource Conflicts
Introduction: In a busy PostgreSQL database environment, resource conflicts can frequently arise. As a result, queries may become blocked, significantly impacting overall system performance. Therefore, identifying and resolving these blocking queries becomes a top priority […]
PostgreSQL Performance
PostgreSQL Bloat Analysis: Identifying Large and Bloated Tables
Introduction: This blog post focuses on analyzing table size and bloat using the provided SQL query. Database bloat can significantly impact PostgreSQL performance, leading to increased storage requirements and slower query execution. We will explain […]
PostgreSQL Performance
PostgreSQL Index Bloat: Analysis and Detection
Introduction: Index bloat can significantly impact the performance and storage efficiency of a PostgreSQL database. Therefore, to identify and understand the extent of index bloat, we can use the SQL query provided below. In this […]
PostgreSQL Internals
How does PostgreSQL I/O Work?
In PostgreSQL, I/O (Input/Output) refers to the process of reading and writing data to and from storage devices, such as hard disks or SSDs. PostgreSQL manages I/O operations to efficiently store and retrieve data. Here’s […]
PostgreSQL Performance
PostgreSQL DBA
PostgreSQL Logical Replication: Starting It for Specific Tables Based on a pg_dump
Starting logical replication in PostgreSQL for specific tables based on a pg_dump involves a series of steps. Here’s a step-by-step guide: CREATE PUBLICATION my_publication FOR TABLE table1, table2, …;ALTER PUBLICATION my_publication ADD TABLE table3, table4, […]
PostgreSQL Internals
PostgreSQL Query Hints: Influencing the Query Planner and Optimizer Barriers
Are you curious why PostgreSQL lacks query hints and how you can still influence execution plans? Discover alternative techniques to force join orders in PostgreSQL and optimize query performance. Why PostgreSQL avoids query hints? Dive […]
PostgreSQL DBA
PostgreSQL Encryption-at-Rest: How to Implement It in Kubernetes
Implementing encryption-at-Rest for PostgreSQL in Kubernetes involves configuring encryption for the persistent storage where PostgreSQL data resides. Below is a step-by-step explanation of how to achieve this, along with a real-world example: apiVersion: apps/v1kind: Deploymentmetadata:name: […]
PostgreSQL DBA
PostgreSQL Disaster Recovery Kubernetes: Simplifying Business Continuity
Introduction: In the digital age, businesses cannot afford to overlook the importance of disaster recovery. With increasing reliance on data, system outages or data loss can have catastrophic consequences, leading to significant disruptions and financial […]