Description: An InnoDB cluster is a group of MySQL servers that work together to provide high availability and scalability. This approach allows databases to handle large volumes of data and simultaneous requests by distributing the workload across multiple nodes. Each server in the cluster can act as an access point to the database, meaning that if one server fails, the others can continue operating without interruptions. This is crucial for critical applications where downtime can result in significant losses. Additionally, InnoDB clusters use InnoDB storage technology, which is known for its support of ACID transactions, ensuring data integrity. Data replication and synchronization between nodes are managed efficiently, allowing applications to scale horizontally. In summary, an InnoDB cluster not only enhances availability and performance but also provides a robust solution for data management in demanding environments.