Extension:Semantic OLAP

Short Description about Semantic OLAP

Installation

 * Semantic MediaWiki must be installed in order to use Semantic OLAP.

Select Data
In the initial screen of the Semantic OLAP Special Page, the data that should be queried must be selected.
 * At least one Category and one Property must be selected.
 * Autocomplete simplifies the input and suggests available Categories and Properties

On the basis of the input, a simple ASK Query is created in the background. If no result is returned, a Popup appears with the corresponding ASK query.



Analyse Data
Tool allows to analyse the data by using OLAP functionality.
 * Use Drag&Drop to change the view on the pivot table
 * Hashtags (#) in front of a property represents the amount of assigned values to this property. The Hashtag property does only appear if multiple values were assigned to the property.