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Upgrade strategies for Amazon Aurora PostgreSQL and Amazon RDS for PostgreSQL 12

  • The end of standard support for Amazon Aurora PostgreSQL-Compatible Edition and Amazon RDS for PostgreSQL version 12 is February 28, 2025.
  • It is essential to plan upgrades for continued support and optimal performance of database systems.
  • Major version upgrades require thorough evaluation for application compatibility and functionality.
  • Upgrading to newer major versions brings benefits like enhanced features, improved performance, and better security.
  • Features offered in PostgreSQL higher versions enable better performance, stronger security, and reduced maintenance costs.
  • PostgreSQL 13 and above introduce performance improvements, space savings, and extended statistics for query planning.
  • Aurora PostgreSQL supports Graviton3-based R7g database instances, offering significant performance improvements over previous versions.
  • Upgrading to PostgreSQL 16 or newer is advised, with specific considerations based on application needs.
  • Three upgrade options include in-place upgrade, blue/green deployment, and out-of-place upgrade, each with its advantages and considerations.
  • Amazon RDS Extended Support offers an option to maintain databases on a major version beyond standard support end date, ensuring critical security updates and bug fixes.

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