Thursday, February 6, 2020

MySQL 8.0 DBA Certification Exam Now Available

You can now earn your MySQL 8.0 DBA Certification Exam is now available. It is Oracle Exam 1Z0-908 and I was one of the many question writers.  Some of you may remember when I was the head of MySQL Certification and I can assure you this is a very complete test of all your MySQL DBA skills. And it asks very relevant questions and not trivial facts. So anyone taking this exam and earning this certification really knows their MySQL!

So what do you need to know:

Architecture

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

Security

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

Query Optimization

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

High Availability Techniques

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

Server Installation and Configuration

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

Monitoring and Maintenance

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

Backups and Recovery

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

You can register for your exam here.