What is a data lake? Some mistakenly believe that a data lake is just the 2.0 version of a data warehouse. While they are similar, they are different tools that should be used for different purposes.

Harvard Dataverse - a free data repository open to all researchers from any discipline where you can share, archive, cite, access, and explore research data. Mendeley Data - a secure cloud-based ...

Maybe a not-so-simple database. See why a hierarchical structure designed for XML could be a better choice than a relational database. Managing hierarchical data: A look at XML repositories | ZDNET ...

You’ll also get started with JPA Query Language (JPQL) and use it to execute a few simple database operations on the example application. The complete source code for the example application can ...

Microsoft today announced Azure Data Lake, a new data repository for big data analytics workloads, during its Build developer conference keynote. The idea behind Data Lake is — as the name ...

Former Microsoft CEO Steve Ballmer officially has launched a beta his latest venture: A US government data repository known as USAFacts. The accompanying USAFacts site, which went live on April 18 ...