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MongoDB 8.3 High Availability and Scalability: What Changed On-Premises and in Atlas

MongoDB 8.3 shipped on 4 May 2026, and for anyone who runs sharded clusters it is the first minor release where the self-managed builds get the same sharding lifecycle tooling that Atlas has been driving [...]

MySQL 26.7 Thread Pool architecture: thread groups, listener thread, high and low priority queues, worker threads and InnoDB

MySQL 26.7 and 9.7 LTS: 7 Powerful Features for Performance, Scalability and High Availability

MySQL 26.7 is the first release Oracle has shipped under calendar versioning, and it landed on 28 July 2026 together with MySQL 9.7.2 LTS and MySQL 8.4.11 LTS. Most of the coverage so far has [...]

MariaDB High Availability: Maximum Availability Solutions in MariaDB 12.3 LTS

MariaDB high availability reached a new baseline with MariaDB Server 12.3 LTS, GA on 2026-05-29 as version 12.3.2. For the first time, a MariaDB LTS release ships parallel replication between Galera Clusters (MDEV-20065), closing the [...]

MariaDB 12.3 LTS: Advances and Building Fault-Tolerant MariaDB Infrastructure at Internet Scale

MariaDB 12.3 is the current long-term support release of MariaDB Community Server. It reached Stable/GA on 28 May 2026 and is maintained until June 2029, making it the first LTS line since MariaDB 11.8. For [...]

Troubleshooting PostgreSQL Logical Replication Delay: A Practical Guide

A practical field guide to diagnosing logical replication delay in production PostgreSQL clusters, covering slot monitoring, apply worker tuning, and reorder buffer spill.

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