Performance Schema provides detailed insights into the server's resource usage, including memory, CPU, and disk I/O, allowing administrators to monitor and optimize MySQL performance.

MySQL Enterprise Firewall enhances database security by learning and monitoring SQL query patterns and blocking any unauthorized or suspicious queries in real time. It plays a key role in preventing SQL injection attacks.

MySQL Enterprise Firewall protects the database from unauthorized access and SQL injection attacks by analyzing and blocking malicious queries in real time.

The cluster.status() command in MySQL Shell provides detailed information about the current state of the InnoDB Cluster, including node status, replication health, and failover readiness.

The GRANT OPTION privilege allows a user to grant the privileges they have to other users.