MySQL Replication System on CentOS 8 with MySQL 8.0
MySQL replication is a process of copying data changes from a primary server (master) to one or more secondary servers (slaves). This creates a redundant…
MySQL replication is a process of copying data changes from a primary server (master) to one or more secondary servers (slaves). This creates a redundant…
Introduction to HAPROXY: HAProxy, or High Availability Proxy, is an open-source load balancer and proxy server for TCP and HTTP applications. It’s well-known for its…
Recently, we encountered an issue where catalog queries executed by the drivers during session creation were taking significantly longer than expected. These queries, managed by…
High Availability (HA) in MySQL refers to a collection of options and solutions meant to keep the MySQL database system operational even during times of…
Introduction With the release of PostgreSQL 17, a game-changing feature has arrived: incremental backups. In prior versions, such as PostgreSQL 16 and earlier, users could…
Point-in-time recovery (PITR) helps to recover data from unintentional deletions and modifications. Ways to recover the data Recover the complete database, backup or export it…
Overview of Changes from MySQL 5.7.44 to 8.0.39 Version The upgrade from MySQL 5.7.44 to 8.0.39 includes major additions and changes which affect safety, performance,…
Comparison of mysql 8.0.26 to 8.0.39 MySQL 8.0.26 improves audit logging to include statement digests. Performance Enhancements: Various tweaks to boost overall performance. Bug fixes:…
The PostgreSQL Global Community team released the PostgreSQL 17 RC1. We’re excited to share a glimpse of some of the key features coming in PostgreSQL…
It is essential to optimize MySQL parameters to make sure your database operates effectively, particularly when it is under a lot of stress. A few…
Introduction MySQL is a widely used relational database management system (RDBMS) that serves as the backbone for various applications, from web applications to data warehouses.…
Upgrading PostgreSQL and PostGIS from 9.1 to 12.20 with Legacy Extension Support Recently we did an upgrade of the legacy PostgreSQL 9.1 database of 1…
Amazon Relational Database Service (RDS) is a fully managed cloud-based service by AWS (Amazon Web Services) that simplifies the setup, operation, and scaling of relational…
Introduction Indexes are essential for speeding up query execution in PostgreSQL, but determining whether an index will be utilized in the execution plan can be…
On September 14, 2023, the PostgreSQL Global Development Group introduced PostgreSQL 16, marking the latest release of the renowned open-source database. This version brings significant…
PostgreSQL provides a built-in logical replication system based on the publish/subscribe model, where a publisher publishes data changes to a publication, and a subscriber subscribes…
In this post, we’ll look at a few crucial queries that are helpful for exploring into PostgreSQL problems and evaluating the health of an existing…
IDENTIFY A ROLE HAS EXECUTE PERMISSION ON FUNCTION IN POSTGRESQL To identify a role has execute permission on function, PostgreSQL has a catalog function(has_function_privilege) which makes…
This is very typical requirement we get in DBA world where we need to copy tables from one schema to another schema. In Oracle we…