MariaDB 面试题与答案

Question: Explain the concept of the Galera Cluster in MariaDB. When is it used, and what benefits does it provide?

Answer: The Galera Cluster is a synchronous multi-master cluster for MariaDB that provides high availability and scalability. It allows for active-active replication, meaning that multiple nodes can accept both read and write operations concurrently. It is beneficial for applications requiring high availability and fault tolerance.