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MySQL Engineering Blogs

Reading the log positions of a snapshot consistently
MySQL 8.0.11 introduced a new performance schema table named log_status, which provides consistent information about MySQL server instance log positions from replication and transactional storage engines. Used in conjunction with other MySQL 8.0 feature (the backup lock), this new feature will...

List of Conferences & Events w/ MySQL, April - June 2018! - continued
As an update to the blog posted on April 4, 2018 we would like to update the list of events where you can find MySQL. Please see the four new conferences below:  DevTalks, Cluj-Napoca, Romania, May 16, 2018 MySQL became a customized sponsor of this show. We will have  MySQL...

Taking advantage of new transaction length metadata
MySQL 8.0.2 introduced a small yet powerful per transaction metadata information containing the transaction length in binary logs. MySQL binary logs are being used for many other things than MySQL replication or backup/recovery: replicate to Hadoop; replicate to other databases, such as Oracle;...

MySQL InnoDB Cluster 8.0 – A Hands-on Tutorial
MySQL InnoDB Cluster has proven with the first GA release its potential as the native out-of-the-box HA solution for MySQL. With the second GA release, usability, stability and flexibility were greatly improved as described in the previous blog post. This tutorial aims to show how does a typical...

Upgrading to MySQL 8.0 : Default Authentication Plugin Considerations
If you are upgrading your server to MySQL 8.0 and observe that your application is experiencing error related caching_sha2_password plugin, it is likely because your clients/connectors does not (yet) support caching_sha2_password plugin. To resolve this issue, you may consider using...

MySQL InnoDB Cluster – What’s new in the 8.0 GA Release
The MySQL Development Team is proud to announce the second GA release of InnoDB cluster! We listened carefully to the feedback we got from the previous major release (1.0 GA) and the last release candidate (8.0.4 RC) and incorporated many of the suggested changes.…

MySQL InnoDB Cluster 8.0 GA is Available Now!
The MySQL Development Team is proud and happy to announce the General Availability release of InnoDB Cluster 8.0! This is an extremely exciting release of our integrated, native, full stack High Availability (HA) solution for MySQL. InnoDB Cluster provides an out-of-the-box and easy to use built-in...

Backup of External Tablespaces in MySQL 8.0
Introduction We can categorize the InnoDB tablespaces created by users, broadly in following categories. File-per-table Tablespace - A single, file-per-table tablespace created in the datadir, which contains only one table. General Tablespace   - A shared tablespace created in the...

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