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The Oracle 1z1-909 exam is suitable for experienced database developers who have worked with MySQL 8.0 for a minimum of two years. Candidates should have a solid understanding of database design, normalization, and SQL programming. They should also be familiar with MySQL administration tasks such as user management, backup and recovery, and performance tuning.
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Oracle 1Z0-909 exam is a certification exam designed for MySQL 8.0 database developers. 1z1-909 exam is a comprehensive test that evaluates the knowledge and skills of the candidates in various aspects of developing and managing MySQL 8.0 databases. Passing 1z1-909 exam is a significant achievement for any database developer as it validates their expertise in MySQL 8.0 database development.
The 1Z0-909 exam is particularly useful for professionals who work with MySQL databases in their day-to-day work. This includes database administrators, software developers, and data analysts, among others. By earning this certification, these professionals can expand their skill set and demonstrate their commitment to professional development and growth.
Reference: https://education.oracle.com/mysql-80-database-developer/pexam_1Z0-909
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Oracle 1z1-909 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Query Optimization | 15% | - Analyze queries using EXPLAIN - Rewrite queries for better performance - Design and use indexes effectively |
| MySQL Stored Programs | 15% | - Implement triggers and events - Create stored procedures and functions - Use programming constructs in routines |
| Transactions and Concurrency | 15% | - Control transactions in SQL and applications - Understand isolation levels and locking mechanisms - Resolve consistency and concurrency issues |
| JSON and Document Store | 15% | - Create and store JSON documents - Query and process JSON data - Use XDevAPI and MySQL Shell for document store |
| Connectors and APIs | 15% | - Configure and manage connectors - Retrieve data using connectors - Choose appropriate connectors for applications - Handle special values and secure connections |
| MySQL Schema Objects and Data Types | 20% | - Define constraints and indexes - Work with numeric, string, temporal and spatial data types - Design, create and alter tables and views |
| Data-driven Applications | 15% | - Set and use SQL Modes - Handle errors, warnings and result sets - Use prepared statements - Aggregate and summarize data |
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