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OpenCube Expander

The role of the OpenCube Expander component is:

###How it works

he OpenCube Expander is developed as a separate component of the OpenCube toolkit and is part of the �Data Expanding� lifecycle step. It supports the identification of compatible cubes stored either at the native triple store or at remote SPARQL end-points. The Expander can be initialized by creating a widget.

Widget configuration for use with the native triple store:

{{#widget: CubeSelection|asynch='true'}}

Widget configuration for use with the remote SPARQL end-point containing data for the 2011 Irish Census:

{{#widget:CubeSelection| sparqlService='<http://data.cso.ie/sparql>'| asynch='true' }}

###Functionality

The functionality of the OpenCube Expander is based:

At the beginning the component presents the structure of the cube: i) the cube dimensions, ii) the values for each dimension and ii) the cube measures. Then the user can search for compatible cubes based on the following operations: