Migrating Database Microsoft SQL Server to Amazon S3

 

Before going into the intricacies of migrating database Microsoft SQL Server to S3, the relevant terms should be understood.

Amazon Web Services Data Migration Service is a cloud-based service that is essential for organizations that want quick migration of relational databases, data warehouses, and NoSQL databases. The service is also used for migrating AWS DMS SQL Server to S3 which is on-premises database to the cloud, from one cloud provider to another, and from the cloud to on-premises databases.



The solution of AWS DMS SQL Server to S3appliesto SQL Server database of any size or scale and keeps the database accessible to the application during migration. Again, the solution is also optimized for validating the target database during data replication from source to target. This saves considerable time during validation. However, this solution can only be used when there are no limitations on using SQL Server as a source for AWS DMS.

There are certain pointers to be followed for data migration of AWS DMS SQL Server to S3.

First, ensure that there is an IAM role in the AWS account that is used for the migration. Specific permissions should be present for write and delete access to the S3 bucket. Next, there should also be a tagging access in the role to make sure that the objects written to the target can be tagged via AWS CDC S3. Finally, both the DMS replication instance for migrating the data and the S3 bucket used as the target are in the same AWS region.   

Also, ensure that the role assigned to the user for completing the migration task has the required permissions.

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