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Low Value in range_optimizer_max_mem_size Might Cause Full Table Scan
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MySQL Invisible Column: part II
This article is the second part of the series related to MySQL Invisible Column started here. This post covers why Invisible Column is important...
Database Performance Archaeology
… an expedition to uncover (and fix) database performance issues! © 2021 Tiago L. Alves. All rights reserved.One of the worse things that...
Low Value in range_optimizer_max_mem_size Might Cause Full Table Scan
Although how range_optimizer_max_mem_size operates is explained in the official doc, it’s not a well-known variable and surely not a variable...
PHP portfolio piece – Analytics data.
I recently published a blog post about a portfolio project I am developing using the LAMP stack, Bootstrap 4, jQuery, and the MVC (Model-View-Controller)...
MySQL Invisible Column – part I
With the new MySQL 8.0.23, something very interesting has been released: Invisible Column. This is the first post dedicated to this new feature,...
How to Setup Automatic Failover for the Moodle MySQL Database
In a previous blog, we had discussed how to migrate a standalone Moodle setup to scalable setup based on a clustered database. The next step...
MySQL Shell AdminAPI – What’s new in 8.0.23?
The MySQL Development Team is happy to announce a new 8.0 Maintenance Release of MySQL Shell AdminAPI – 8.0.23! In addition to several bug...
Deprecating End-of-life runtime engines on Connector/Node.js
Starting with the 8.0.23 release, Connector/Node.js will be deprecating support for End-of-life Node.js engine versions. Support for these versions...
New MySQL NDB Cluster version 8.0.23
As of today a new version of MySQL NDB Cluster is available. First of all this release fixes various bugs, enhancing the stability and robustness...