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:

• Certifications:

• Oracle Database Administration 2019 Certified Professional

• Oracle Database 10g Real Applications Clusters Certified Expert

• Oracle Database 12c Certified Professional

• Oracle Database 11g Certified Professional

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

1Z0-908 practice exams are great sources for the preparation of the exam but they do not meet the requirement of the training. To meet the requirement of the training course must be offered by Oracle University Training Center, Oracle Authorized Education Center, Oracle Authorized Partner, or Oracle Workforce Development Program. Courses can be a live virtual class, training on demand, learning subscription, or instructor-led in-class.

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

Server Installation and Configuration

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

Security

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

Monitoring and Maintenance

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

Query Optimization

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

Backups and Recovery

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

High Availability Techniques

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

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Introduction to Oracle 1Z0-908: MySQL 8.0 Database Administrator Exam

Oracle 1Z0-908: MySQL 8.0 Database Administrator Administration Exam assesses the abilities of the Database Administrators and System Administrators who have at least 1 year of experience in RAC and Grid Infrastructure. The candidates should have the ability to install, manage, tracking, tuning, and restoring RAC databases, cluster, and Oracle Automatic Storage Management (ASM). They should have a good understanding of the architectures of the ASM, Clusterware, and Oracle RAC databases. They should also know how to install, setup, backup, and recovery monitoring and tuning of these components.

Oracle Real Application Clusters (RAC) in database computing is a choice for Oracle Database software developed by Oracle Corporation, it provides clustering software and high availability in Oracle database environments. With the Enterprise Version, Oracle Corporation includes RAC, provided the nodes are clustered using Oracle Clusterware. Oracle RAC allows several machines when accessing a single database, to run Oracle RDBMS software simultaneously, offering to cluster.

The Oracle Grid Infrastructure for an independent server is the Oracle software that offers system support for a database including the file system, volume management, and automation of the restart process. If you want to utilize the Oracle restart or Oracle Automatic Storage Management (ASM) services, you have to install Oracle grid infrastructure before installing Oracle Database.

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

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