Supporting continuity and open collaboration

Posts by Sergei

MariaDB 10.1.1: no more .frm’s for performance_schema tables

Yes! In MariaDB 10.1.1 tables in PERFORMANCE_SCHEMA do not use .frm files. These files are not created, not read — in fact, PERFORMANCE_SCHEMA tables never touch the disk at all. This became possible due to a lesser-known feature of MariaDB — new table discovery (“old table discovery” was implemented in MySQL for NDB Cluster in […]

MariaDB 10.1.1: default roles

As you all know MariaDB supported roles since the MariaDB release 10.0.5. They were implemented almost exactly as specified in the SQL Standard 2003, features T331 “Basic roles” and T332 “Extended Roles”. But we were often hearing complains, users were not satisfied with purely standard set of features. In particular, the standard specified that one […]

Dynamic replication filters — our wheel will be square!

This is both hilarious and sad. The new MySQL 5.7 milestone release presents a new feature — replication filters are now dynamic. This is a great and long awaited feature, no doubt about it. In short, for years MySQL slaves could filter the incoming stream of replication events based on the database or table name […]

Unbreakable MySQL?

I’m getting more and more concerned about the current Oracle approach to MySQL security. And the fact that I was solely responsible for the security@mysql.com for about ten years, doesn’t make it easier, on the contrary, it only emphasizes changes in the attitude. Starting from the obvious — somewhat slower response to critical bug fixes, […]

Disappearing test cases or did another part of MySQL just become closed source?

About a week ago I was looking at MySQL 5.5.27, and noticed a curious thing. Despite the fact that the new MySQL release contained its usual share of bug fixes, not a single one of them was accompanied with a test case. Now, let me tell you something about tests. For many years MySQL was […]

Platinum Sponsors

MariaDB Foundation Platinum sponsors

Gold Sponsors

MariaDB Foundation Gold sponsors

Tweets by @mariadbfdn

Code statistics