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Multi-master with MariaDB 10 – a tutorial

 | September 10, 2018 |  Posted In: MariaDB, MySQL, Open Source Databases

pmacli schema diagram

The goal of this tutorial is to show you how to use multi-master to aggregate databases with the same name, but different data from different masters, on the same slave. Example : master1 => a French subsidiary master2 => a British subsidiary Both have the same database PRODUCTION but the data are totally different.   […]

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Question about Semi-Synchronous Replication: the Answer with All the Details

 | August 23, 2018 |  Posted In: MariaDB, MySQL

semi-sync replication MySQL

I was recently asked a question by mail about MySQL Lossless Semi-Synchronous Replication. As I think the answer could benefit many people, I am answering it in a blog post. The answer brings us to the internals of transaction committing, of semi-synchronous replication, of MySQL (server) crash recovery, and of storage engine (InnoDB) crash recovery. […]

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