open source database

A data warehouse is a centralized repository that an enterprise may use to store selected data from production systems. Data is transformed into a structured form that makes it easily

Data infrastructure has been transformed over the last fifteen years.  The open source Hadoop project led to the creation of multiple companies based around commercializing the

Cassandra was initially released in 2008 as a project out of Facebook. Cassandra offered an open source solution to database scalability issues that were being tackled internally by