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Topics of Oracle 1Z0-908: MySQL 8.0 Database Exam

The Oracle 1Z0-908 exam tests the abilities and knowledge of the candidates by checking the following objectives:

Architecture

• Configure client connections to the server
• Understand and use the Data Dictionary
• Understand how MySQL stores data
• Configure buffers and caches
• Understand how InnoDB stores data and logs

Server Installation and Configuration

• Configure MySQL by using options and option files
• Launch multiple MySQL servers on the same host
• Configure MySQL variables
• Install and use the MySQL server and client programs
• Upgrade MySQL
• Identify the files and folders created during the installation
• Start and stop MySQL

Security

• Secure MySQL server connections
• Control user and role permissions
• Provide the password and login security
• Use authentication plug-ins
• Secure the MySQL host environment
• Encrypt MySQL data
• Recognize common security risks
• Configure MySQL Enterprise Firewall
• Prevent SQL injection attacks
• Create user accounts and roles

Monitoring and Maintenance

• Configure and view MySQL log files
• Use MySQL Enterprise Monitor to view activity in MySQL
• Troubleshoot problems with locked resources
• Monitor MySQL processes and status
• Configure MySQL Enterprise Audit
• Monitor database growth and explain capacity planning

Query Optimization

• Analyze queries with MySQL Enterprise Monitor
• Create indexes to improve server performance
• Monitor and understand index statistics
• Examine how MySQL optimizes queries

Backups and Recovery

• Backup and restore data with MySQL Enterprise Backup
• Use mysqldump and mysqlpump to perform logical backups
• Distinguish between the different types of backup
• Back up the binary log
• Explain when and how to use raw file backups
• Implement a backup strategy

High Availability Techniques

• Configure multisource replication
• Explain how replication provides high availability and scalability
• Explain the role of replication threads
• Describe MySQL InnoDB Cluster and Group Replication
• Configure replication
• Perform an InnoDB cluster recovery
• Configure a MySQL InnoDB cluster
• Monitor and troubleshoot replication
• Explain the role of the binary log in replication

Reference: https://education.oracle.com/mysql-80-database-administrator/pexam_1Z0-908

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