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Understand the benefits of physical replication in Amazon RDS for PostgreSQL Blue/Green Deployments
- Amazon RDS introduced Blue/Green Deployments for PostgreSQL in 2023, designed to simplify major version upgrades using community logical replication.
- Physical replication is now an option for RDS Blue/Green Deployments, which overcomes limitations of logical replication.
- Physical replication offers enhanced flexibility, scalability, and performance for databases.
- Physical replication is supported across all PostgreSQL engine versions in RDS, making it accessible for every database.
- Physical replication eliminates dependency on static parameter configurations and avoids additional downtime.
- Physical replication enables seamless scaling for multi-tenant environments.
- Physical replication propagates schema changes made in the blue environment to the green environment, avoiding inconsistencies.
- Physical replication enables faster and more predictable switchovers, by eliminating sequence synchronization.
- Physical replication provides seamless handling of large objects without extra configuration.
- Adopting physical replication for Amazon RDS for PostgreSQL blue/green deployments is straightforward.
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