The wind blows wherever it pleases. You hear its sound, but you cannot tell where it comes from or where it is going.
Elastic Beanstalk (EB) is a Platform as a Service product. It allows you to deploy code and, with very little effort or modifications, the service will provision the infrastructure on your behalf.
Elastic Beanstalk handles provisioning, monitoring, Auto Scaling, load balancing, and software updating for you — you just worry about the cost.
Database Migration Service (AWS DMS) is a service to migrate relational databases. It can migrate to and from any locations with network connectivity to AWS. DMS is compatible with a broad range of DB sources, including Oracle, MS SQL, MySQL, MariaDB, PostgreSQL, MongoDB, Aurora, and SAP.
ElastiCache is a managed in-memory data store supporting the Redis or Memcached engines. ElastiCache is used for two common use cases:
Redshift is a managed data warehousing solution, which can scale to petabytes or more.
DynamoDB is a NoSQL database service. It’s a global service, partitioned regionally and allows the creation of tables.