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

Oracle 1Z0-908: MySQL 8.0 Database Administrator Certification Path

The Oracle Certified Expert, Oracle 1Z0-908: MySQL 8.0 Database Administrator certification is for Database Development Systems Managers and Database Administrators with at least 1 year of RAC and Grid Infrastructure experience. It is also recommended to understand high availability concepts and clustering. To earn this certificate, you should have the ability to install, manage, monitor, and recover RAC databases, Clusterware, and ASM environments. You will get a complete understanding of the architecture of the Clusterware, ASM, and RAC databases while preparing for the exam with the help of 1Z0-908 practice test. After earning this certification, you will gain the skills of installing, setup, backup and recovery, tuning, and monitoring of these components.

The candidates should have to complete one of the following Certification or Training:

• Oracle Database Administration 2019 Certified Professional

• Certifications:

• Oracle Database 11g Certified Professional

• Oracle Database 10g Real Applications Clusters Certified Expert

• Oracle Database 12c Certified Professional

• Oracle Certified Expert, Oracle Real Application Clusters 11g and Grid Infrastructure Administrator

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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

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

Server Installation and Configuration

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

Security

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

Monitoring and Maintenance

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

Query Optimization

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

Backups and Recovery

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

High Availability Techniques

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

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