Migrate from SQL Server to Amazon DynamoDB with data transformation using a staging table
Database Blog
This article provides a solution for migrating data from SQL Server to Amazon DynamoDB using AWS Database Migration Service (AWS DMS) with data transformation through a staging table. It addresses the challenge of restructuring traditional table and column attributes from SQL Server to match DynamoDB's access patterns.
Specifically, the article covers:
- Solution overview and architecture
- Prerequisites for the migration
- Configuring IAM policy and roles for DynamoDB access
- Designing DynamoDB access patterns and global secondary index (GSI)
- Creating a DynamoDB table
- Configuring SQL Server table mapping and creating a staging table
- Populating the staging table with a one-time load script and SQL triggers
- Setting up AWS DMS endpoints and migration task
- Verifying migrated data in DynamoDB
- Monitoring the AWS DMS migration task
- Cleaning up resources
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