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MySQL Engineering Blogs

MySQL Shell 8.0.24 – What’s New?
The MySQL team is proud to announce the general availability of version 8.0.24 of the MySQL Shell.In addition to a considerable number of bugs fixed, the following changes were introduced. Improved Command Line Integration Integrating the shell functionality in DevOps operations is a key feature...

InnoDB: Converting old atomic code to C++11
Atomics (or GCC intrinsics) were first introduced in InnoDB (5.0) by a patch  from Mark Callaghan’s team at Google for mutexes and rw-locks. InnoDB code then was written in C.  When the code was ported to C++ ,  part of the 5.6 release, there was no C++ standard for atomics.…

Announcing MySQL Cluster 8.0.24, 7.6.18, 7.5.22, 7.4.32, and 7.3.33
We are pleased to announce the release of MySQL Cluster 8.0.24, the latest GA, along with 7.6.18, 7.5.22, 7.4.32, and 7.3.33. MySQL Cluster is the distributed, shared-nothing variant of MySQL. This storage engine provides: In-Memory storage – Real-time performance (with optional checkpointing to...

Announcing MySQL Server 8.0.24 and 5.7.34
MySQL Server 8.0.24 and 5.7.34, new versions of the popular Open Source Database Management System, have been released. These releases are recommended for use on production systems. For an overview of what’s new, please see http://dev.mysql.com/doc/refman/8.0/en/mysql-nutshell.html...

The MySQL 8.0.24 Maintenance Release is Generally Available
The MySQL Development team is very happy to announce that MySQL 8.0.24 is now available for download at dev.mysql.com. In addition to bug fixes there are a few new features added in this release.  Please download 8.0.24 from dev.mysql.com or from the MySQL  Yum,  APT, or SUSE repositories.…

InnoDB Data Locking – Part 5 “Concurrent queues”
In this blog series, I’m describing how InnoDB locks data (tables and rows) in order to provide illusion to clients that their queries are executed one after another, and how this was improved in recent releases. So far we saw that access right currently granted and waiting to be granted are...

InnoDB Data Locking – Part 4 “Scheduling”
In this blog series, I’m describing how InnoDB locks data (tables and rows) in order to provide illusion to clients that their queries are executed one after another, and how this was improved in recent releases. As we’ve already seen, the order in which server pretends transactions are...

MySQL NDB Cluster at a Glance
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