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Comparison AWS Data Lake Hadoop Cloudera
 Version -- 5.9.x
 Name -- Cloudera
 Drawbacks -- --
 Advantages -- --
 Languages Supported -- Java Python
 Website -- www.cloudera.com
 XML Support -- no
 JSON Support -- yes
 Brief description -- Cloudera is a hybrid open-source packaged distribution primarily of Apache Hadoop, Spark, Kafka. The distribution is called CDH (Cloudera Distribution Including Apache Hadoop). It is targeted at enterprise-class deployments of Hadoop platform.
 Database Model -- Hadoop File System (HDFS)
 Technical Documentation -- https://www.cloudera.com/documentation.html
 License -- Commercial
 Cloud-based / SaaS -- Altus is the cloud offering of Cloudera
 Implementation Language -- NA
 Operating System Supported -- Linux Windows
 Options for Integration / Access API -- Restful HTTP
 Consistency -- NA
 Foreign Keys -- Not but you can join two files using Hive and Impala
 Streaming Support -- Yes
 Analytics Support -- Using Mlib in Apache Spark
 Data Storage Schema -- Hadoop File System (HDFS)
 Notable Users -- Dun & Bradstreet, AoL
 Key Differentiator -- Cloudera Navigator provides lineage of the various jobs and data points.
 Concurrency -- Yes
 Partitioning -- Yes
 Replication -- Yes
 Secondary Indexes -- Yes in HBase. Datawarehouse using cloudera is generally built using Hbase. Hbase has secondary indexes
 SchemaLess -- Yes
 SQL Query -- No. HiveQL similar to SQL can be used withHive