Discover techniques for data validation and testing during migration. Learn about format, range, consistency, and uniqueness checks, comparison testing, performance and integration testing, and the tools and best practices for ensuring data accuracy.
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Explore the essential tasks and responsibilities of a database administrator (DBA). This guide covers installation, design, performance monitoring, security, and more, providing a comprehensive understanding of the DBA role.
Explore strategies for modifying and evolving database schemas while maintaining data integrity. Learn how to analyze requirements, ensure integrity constraints, manage versions, and create automated tests for a successful schema refactoring and evolution process.