Amazon Opensearch is a successor to ElasticSearch and commonly to use as a complement to other database. Coupled with DynamoDB

Athena is the serverless query service to analyze data store in Amazon S3

Big Data Ingestion Diagram

EMR stands for Elastic MapReduce and it helps for creating Hadoop Cluster for BigData to analyze and process large data.

Glue is serverless service for extract, transform, and load (ETL) service.Use for preparing and transforming data for analytics.

Use case: Enrich streaming data by executing quering and add to the output

LakeFormation is central place to have all data for analytic purpose.

It is fully managed Kafka on AWS, alternative for Kinesis Data Stream.

It is serverless business intelligence service to create interactive dashboard for business and analytic.

Redshift is OLAP (online analytical processing) for analytic and data warehousing