What are some common challenges faced by SQL database managers when ensuring database performance and reliability?

SQL Database Managers often encounter challenges such as optimizing query performance, managing large volumes of data, and ensuring high availability. They must proactively monitor database health, troubleshoot slow-running queries, and implement backup and disaster recovery solutions to minimize downtime. Collaboration with developers and IT teams is crucial to address evolving application needs and to apply best practices for security and scalability. Staying current with new SQL features and updates is also essential for maintaining reliable and efficient database systems.