What kind of replication does Galera Cluster use?
Galera Cluster uses a multi-master method of replication. It allows you to write to any node in a cluster; writes on any node are synchronized to all nodes. Standard MySQL replication uses one master and multiple slaves: although you can read data from any node, you can write only on the master.
Why is Galera the best cluster for MySQL?
Enterprises choose Galera Cluster because it provides most robust solution against data loss, MySQL and MariaDB high availability and scalability. Because of client confidentiality, we can’t name the largest organizations that are using Galera, but there are a few that have agreed to endorsing us.
What kind of database do you need for Galera?
At a minimum, you should know well a relational database system. In particular, advanced knowledge of MySQL or MariaDB would be best. This is because Galera is an extension of these relational database systems.
Is there a Galera Cluster 4 for MySQL?
Too Big A Bite Can Choke Your Cluster but a significant improvement has come to Galera Cluster 4 for MySQL, in the form of streaming replication.
Is there a synchronous replication solution for MySQL?
MySQL Group Replication shares many very similar concepts to Galera. This post doesn’t cover MySQL Cluster, another and fully-synchronous solution, that existed much earlier then Galera — it is a much different solution for different use cases.
When did MySQL Group replication go into ga?
The situation recently became much more interesting when MySQL Group Replication went into GA (stable) stage in December 2016. Oracle, the upstream MySQL provider, introduced its own replication implementation that is very similar in concept. Unlike the others mentioned above, it isn’t based on Galera.
Which is the best MySQL Cluster for scalability?
Galera Cluster is becoming de-facto-standard for MySQL high availability and scalability solution. In 2016, Galera Cluster downloads passed over 1,000,000. Major companies all over the world have implemented Galera to protect their data and secure their application and service availability.