Connections define the path to external objects, such as source data.

Also, a connection is defined to the BI Data Warehouse itself, the SQL database that contains the BI data.

QAD_MASTER is a template connection for Enterprise Application (ERP) and EAM Source systems. The connections named 2010SE and QMI above were defined during the implementation of this specific data warehouse. They are links to 2 different QAD Enterprise Application environments.

There is also a link shown to the Microsoft Analysis Services Cubes (QAD_BI_Cube)