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How to Prepare for Oracle 1Z0-908: MySQL 8.0 Database Exam

Preparation Guide for Oracle 1Z0-908: MySQL 8.0 Database Administrator Exam

Introduction

Oracle, based in California, is an American multinational Information Technology company. Oracle is an international company that develops software applications for business. To help enterprises develop their operations, Oracle provides a variety of cloud-based applications and systems as well as hardware and services. Data management, business analytics, IT operations management, enterprise resource planning, security, and emerging technologies are the focus of Oracle's applications. Oracle is best known for its database software and technology. Oracle Database, a relational Database Management System (DBMS), is one of the most popular corporate database products.

Oracle also develops and builds tools and technologies for database management systems for middle-tier applications, Human Capital Management systems (HCM), Customer Relationship Management systems (CRM), Enterprise Resource Planning systems (ERP), and Supply Chain Management systems (SCM). Oracle Database commonly known as Oracle Database Management System (DBMS) is a multi-model database management system. It is a widely used database to run tasks for Data warehousing and Online Transaction processing databases. Different service providers make Oracle Database accessible on cloud, premises, or a hybrid cloud installation.

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Average Salary for Oracle 1Z0-908: MySQL 8.0 Database Exam Certified Professional

Oracle Database administrator roles are in great demand nowadays. The average salaries of Oracle 1Z0-908 Exam Certified professional in:

• England - 71,000 POUND
• India - 69,96,000 16,42,330 INR
• Europe - 80,000 Euro
• United State - 94,000 USD

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

Server Installation and Configuration

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

Security

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

Monitoring and Maintenance

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

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

• Distinguish between the different types of backup
• 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
• Implement a backup strategy

High Availability Techniques

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

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