With MySQL 8.0, engineers improved the visibility of data locking. Usually it was not that easy to deal with the output of SHOW ENGINE INNODB STATUS and mixing Information_Schema tables like INNODB_LOCKS and INNODB_LOCK_WAITS. So in MySQL 8.0 we instrument…
As you may already know, MySQL 8.0 is coming with SQL Roles . I’ve already quoted them before in some posts (here and here). Giuseppe Maxia is doing a great job testing and promoting them (thank you for that!). Of…
Prior to MySQL 8.0, MySQL was missing a very well know feature in other RDBMS: optimizer histograms. The Optimizer Team implemented this feature as more and more MySQL DBAs were requesting it. Definition But what are histograms ? For wikipedia,…
Today the call for participation for Oracle Open World 2018 has started. The 2018’s edition will take place in San Francisco as usual, from October 22nd to 25th. As every year, MySQL will be present and if you want to…
As for each previous version, to upgrade to MySQL 8.0 you must first read the upgrade section in the manual. It’s important to know that you should upgrade without skipping a major version, so upgrade from 5.6 to 8.0 is…
As MySQL Community Manager, I am an employee of Oracle and the views expressed on this blog are my own and do not necessarily reflect the views of Oracle.
You can find articles I wrote on Oracle’s blog.