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Data masking and performance improvements in AWS DMS 3.5.4

  • AWS Database Migration Service (AWS DMS) version 3.5.4 introduces data masking for enhanced security and improved data validation performance features.
  • Data masking allows for secure migration by transforming sensitive data at the column level, helping comply with regulations like GDPR.
  • Three flexible data transformation rules – Digits Mask, Digits Randomize, and Hashing Mask – are implemented in AWS DMS 3.5.4.
  • Enhanced data validation feature in AWS DMS 3.5.4 uses techniques like fast partition validation to ensure data integrity during migrations.
  • The performance improvements in data validation lead to resource redistribution, decreased network usage, and efficiency for wide tables without LOB data types.
  • Enhanced data validation feature is available for specific migration paths like Oracle to PostgreSQL, SQL Server to PostgreSQL, etc.
  • Benchmarking tests showed significant reductions in TaskMemoryUsage and CPU utilization with AWS DMS 3.5.4 compared to 3.5.3.
  • Authors include specialists from Amazon Web Services who provide guidance and technical assistance on data migration and replication services.
  • Data masking and enhanced data validation features in AWS DMS 3.5.4 offer increased security and performance benefits for database migrations.
  • Customers are encouraged to test these features and provide feedback on their effectiveness for specific use cases.

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