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Phase 6 · Database Services

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Database Migration Basics

Part of the Cloud Computing Roadmap.

Summary

Moving data from one database (on-premise, another cloud, or a different engine) into a cloud-managed database — using managed migration services to minimize downtime and data loss risk.

How to Learn This

  • 1Read a conceptual overview of a managed database migration service's workflow.
  • 2Learn why schema conversion is often the hardest part of a cross-engine migration (e.g. Oracle to PostgreSQL).
  • 3Understand the trade-off between one-time migration and continuous replication during a cutover.

Previous

Read Replicas & Scaling Reads

Next

Caching Layers (ElastiCache / Redis)

More topics in Database Services

Relational Databases in the Cloud (RDS)NoSQL Databases (DynamoDB, Cosmos DB)Database Replication & High AvailabilityDatabase Backups & SnapshotsRead Replicas & Scaling ReadsCaching Layers (ElastiCache / Redis)Data Warehousing (Redshift, BigQuery)Choosing the Right DatabaseDatabase Security
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