AWS Database Blog
Category: Migration & Transfer Services
Scale Amazon OpenSearch Service for AWS Database Migration Service migrations
September 8, 2021: Amazon Elasticsearch Service has been renamed to Amazon OpenSearch Service. See details. A common pattern for web application architecture includes a database for application data coupled with a search engine for searching that data. Many relational and even nonrelational databases offer rudimentary search capabilities. However, search engines add true, complex, natural-language search […]
Read MoreAWS Database Migration Service improves migration speeds by adding support for parallel full load and new LOB migration mechanisms
This blog post was last reviewed and updated March, 2022. We’re happy to introduce AWS DMS replication engine version 3.1.2. The new version includes a better UX and performance improvements that were requested by many customers. We listened and delivered on our promise to make DMS better. In this blog post, I’ll cover few key […]
Read MoreIntroducing Amazon OpenSearch Service as a target in AWS Database Migration Service
September 8, 2021: Amazon Elasticsearch Service has been renamed to Amazon OpenSearch Service. See details. We’re excited to announce the addition of a new target in AWS Database Migration Service (AWS DMS)—Amazon Elasticsearch Service. You can now migrate data to Amazon Elasticsearch Service from all AWS DMS–supported sources. With support for this new target, you […]
Read MoreBest practices for migrating an Oracle database to Amazon RDS PostgreSQL or Amazon Aurora PostgreSQL: Target database considerations for the PostgreSQL environment
An Oracle to PostgreSQL migration in the AWS Cloud can be a complex multistage process with different technologies and skills involved, starting from the assessment stage to the cutover stage. This blog post is the third in a series that discusses high-level aspects about the components to consider for a database migration. The series doesn’t […]
Read MoreBest practices for migrating an Oracle database to Amazon RDS PostgreSQL or Amazon Aurora PostgreSQL: Source database considerations for the Oracle and AWS DMS CDC environment
An Oracle to PostgreSQL migration in AWS Cloud can be a complex multistage process with different technologies and skills involved, starting from the assessment stage to the cutover stage. To better understand details of the complexities involved, see the AWS Database Blog post Database Migration—What Do You Need to Know Before You Start? This blog […]
Read MoreBest practices for migrating an Oracle database to Amazon RDS PostgreSQL or Amazon Aurora PostgreSQL: Migration process and infrastructure considerations
An Oracle to PostgreSQL migration in the AWS Cloud can be a complex multistage process with different technologies and skills involved, starting from the assessment stage to the cutover stage. This blog series covers the environment and configuration setups for your source Oracle database, the AWS Database Migration (AWS DMS) service, and the target PostgreSQL […]
Read MoreMigrate Apache Cassandra databases to Amazon DynamoDB more easily
Customers tell us that migrating data between different database engines—also known as a heterogeneous migration—can be challenging and time consuming. Some customers such as Samsung had to figure out on their own how to migrate their Apache Cassandra databases to Amazon DynamoDB (see Moving a Galaxy into the Cloud: Best Practices from Samsung on Migrating […]
Read MoreMigrate to native partitioned tables in PostgreSQL 10 using AWS Database Migration Service
We’re excited to introduce AWS Database Migration Service (AWS DMS) version 2.4.3, which includes support for migrating data to native partitioned tables in PostgreSQL 10. In this post, we discuss how you can use AWS DMS version 2.4.3 to migrate data from Oracle partitioned tables to PostgreSQL 10 natively partitioned tables. You can do so […]
Read MoreReplicate data from Amazon Aurora to Amazon S3 with AWS Database Migration Service
In this blog post, I’ll cover how to use an AWS CloudFormation template to automate the configuration that allows you to replicate data between a relational database like Amazon Aurora to Amazon Simple Storage Service (Amazon S3). I’ll walk you through a sample CloudFormation template so that you can customize for your needs. The AWS […]
Read MoreRecover from a disaster with delayed replication in Amazon RDS for MySQL
Amazon RDS for MySQL now supports a delayed replication, which allows you to set a time period that a replica database lags behind a source database. In a standard MySQL replication configuration, there is minimal delay between the source and the replica. Now you have the option to introduce an intentional delay. A delay is […]
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