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25th January 2022, Tuesday
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Comparison AWS Data Lake Amazon EMR
 Name -- AWS EMR
 Version -- Version 4.2.8
 Drawbacks -- NA
 Advantages -- Manage Hadoop Cluster as plug and play
 Languages Supported -- Java Python Scala
 Website -- aws.amazon.com/rds/aurora/
 XML Support -- no
 JSON Support -- yes
 Brief description -- You can launch an Amazon EMR cluster in minutes. There is no need to worry about node provisioning cluster setup Hadoop configuration or cluster tuning. Amazon EMR takes care of these tasks so you can focus on analysis.
 Database Model -- Relational Database
 Technical Documentation -- https://docs.aws.amazon.com/AmazonRDS/latest/AuroraUserGuide/Aurora.Overview.html
 License -- Commercial
 Cloud-based / SaaS -- SaaS Service from AWS
 Implementation Language -- NA
 Operating System Supported -- Not Applicable as its managed by AWS
 Options for Integration / Access API -- Restful HTTP
 Consistency -- NA
 Foreign Keys -- NA
 Streaming Support -- Yes
 Analytics Support -- NA
 Data Storage Schema -- NA
 Notable Users -- NA
 Key Differentiator -- With EMR we can spin up a hadoop cluster in minutes
 Concurrency -- Yes
 Partitioning -- No
 Replication -- Yes
 Secondary Indexes -- Yes based on secondary indexes using Solr
 SchemaLess -- Yes
 SQL Query -- NA