Achieve continuous delivery with blue/green deployments using Amazon DocumentDB database cloning and AWS DMS
Database Blog
This article discusses how to achieve continuous delivery with blue/green deployments using Amazon DocumentDB database cloning and AWS Database Migration Service (DMS). It outlines a strategy to maintain two identical but separate production and staging environments (blue and green) for seamless application updates and rollbacks.
Specifically, the article covers:
- Solution overview of blue/green deployment architecture using Amazon DocumentDB cloning and AWS DMS change data capture (CDC)
- How Amazon DocumentDB fast cloning works using copy-on-write protocol
- Steps to set up blue/green environments and apply changes like database upgrades in the staging (green) environment
- Procedures to cut over production traffic from blue to green environment using DNS routing
- Reverse CDC replication to sync green changes back to blue for easy rollback
- Post-cutover activities and decommissioning old (blue) environment
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