Data Sources, Databases, ETL Tools
200+ Data Sources, Databases, and ETL Tools. Data generated by different systems can be structured or unstructured. It can be OLTP, OLAP, Audio, Video, Images, Key-Value pair, text books/articles, graph, map etc. There are different databases to store different kind of data. These databases has different features to handle different scale of data, take care of security, performance and ETL tasks.