Today, the foundation of most of our custom-built systems is a relational dbms. While development frameworks vary, they overwhelmingly access and maintain data in relational tables and columns. As I write I routinely save this post in a MySQL database, and at work I tend SQL Server applications. Millions of others develop, use, and extract analytical data from thousands of SQL Server, DB2, and Oracle applications, on servers and networks maintained in-house by in-house administrators. Continue reading »