MySQL Server Event Monitoring Database: Performance Schema

The Performance Schema in MySQL is the database that monitors server execution by tracking events. It provides detailed information about the server's activities, helping you identify performance bottlenecks and optimize your database.

Correct Answer: B. Performance_schema

Explanation:

• Performance Schema is a powerful tool for performance analysis. It captures various events and metrics related to queries, transactions, and server operations. This data allows you to understand the server's behavior and pinpoint areas for improvement.

• MySQL is the overall database management system, while Performance Schema is a specialized database within MySQL for monitoring purposes.

• Sakila is a sample database included in MySQL for demonstration and testing purposes.

• Information Schema provides metadata about the MySQL server and its databases.