Planet MariaDB Server

This work started from a conversation with Monty Widenius at Meet Magento Czech in August. We discussed possible ways to improve the scalability of the InnoDB B+Tree, especially its insert path and page splits. … Continue reading “From a Chocolate Wrapper to Concurrent InnoDB Page Splits” From a Chocolate Wrapper to Concurrent InnoDB Page Splits appeared first on MariaDB.orgRead more

Your transactional database is not failing you. It is doing precisely what it was engineered to do: take a write, make it durable, isolate it from every other write, and never lie about it. The […]Read more

We want to know how you’re really using MariaDB — and databases in general. Not the marketing version or the one-off case study. The real story: what you’re building, how you are using it, what’s working, and what’s frustrating. … Continue reading “Launching MariaDB’s Database Survey 2026” Launching MariaDB’s Database Survey 2026 appeared first on MariaDB.orgRead more

A few weeks ago, we asked a simple question: Which language would you use to write MariaDB plugins? The question related to MDEV-40189 (Support plugins written in various languages), an idea we introduced earlier this summer to lower the barrier to MariaDB plugin development by supporting languages other than C and C++. … Continue reading “MariaDB Plugins Beyond C++: What the Community Told Us” MariaDB Plugins Beyond C++: What the Community Told Us appeared first on MariaDB.orgRead more

BYOC database security conversations usually stall on the same question: is this deployment secure? Asked like that, the question has no answer. A ClickHouse cluster or a PostgreSQL fleet running in your own AWS account […]Read more

As a DBA, there are some surprises I enjoy. Discovering a useful feature is one of them. Discovering that an application behaves differently after a maintenance update is considerably further down the list. … Continue reading “MariaDB Connector/C Compatibility: An Update on CONC-821” MariaDB Connector/C Compatibility: An Update on CONC-821 appeared first on MariaDB.orgRead more

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 […]Read more

MariaDB is pleased to announce the immediate availability of the MariaDB Connector/R2DBC 1.4.2 GA release. Download Now Release Notes MariaDB […]Read more

Mongorewind: Rewind Your MongoDB Test Data Without Restoring a Backup One day, my friend Martín told me about a problem he and his team were dealing with.  Every time they needed to run a pre-production test, they had to restore a copy of the production database into their test cluster. That process alone takes about … Continued The post Mongorewind: Rewind Your MongoDB Test Data Without Restoring a Backup appeared first on Percona.Read more

Me and Yuchen Pei have been studying how JSON ARRAY indexing is done in MySQL. The details are posted here: MDEV-40822. Yuchen has discovered cases where using ARRAY index for reads causes different query results from the same query not using the index. Looks like a bug (or maybe two). Sometimes one has to choose […]Read more

Percona Server for MySQL now ships with a fully open source OpenID Connect (OIDC) authentication plugin, available starting with Percona Server for MySQL 8.4.11-11 and 9.7.2-2 (not yet released as of this writing). It allows a MySQL account to authenticate against any standards-compliant Identity Provider (IdP) instead of relying on a locally stored password, closing … Continued The post OpenID Connect Authentication for MySQL, Now Fully Open Source appeared first on Percona.Read more

FromDual has the pleasure to announce the release of the new version 3.0.1 of its popular MariaDB, MySQL and PostgreSQL multi-instance environment MyEnv. The new MyEnv can be downloaded here. How to install MyEnv is described in the MyEnv Installation Guide. In the inconceivable case that you find a bug in the MyEnv please report it to our public repository on Codeberg. Any feedback, statements and testimonials are welcome as well! Please send them to us. Upgrade from 2.x to 3.0 Please check the MyEnv Installation Guide: Upgrading MyEnv. In MyEnv v3.0.1 tpl/aliases.conf.template has changed. Thus you should replace the…Read more

What Is the MariaDB Binary Log Bottleneck and How Does InnoDB-Based Logging Solve It? In modern high-performance database infrastructure, the […]Read more

August belonged to transparency: MariaDB published its governance framework, and the first contribution statistics report in over a year put numbers on who actually builds the server. … Continue reading “MariaDB Foundation Newsletter – September 2026” MariaDB Foundation Newsletter – September 2026 appeared first on MariaDB.orgRead more

Expired TLS certificates can prevent new client connections and, when X.509 is used for Percona Server for MongoDB internal authentication, also prevent members of a replica set or sharded cluster from authenticating to one another. In this post we will discuss performing a same-CA renewal: replacement certificates for server, member, and client leaf are issued … Continued The post Rotating Expiring X.509 Certificates in Percona Server for MongoDB with Minimal Service Interruption appeared first on Percona.Read more