Cube connections in Tableau
a cube data source to Tableau Server gives you the ability to store the data source on the server. However, to use the data source, you must download the data source to Tableau Desktop and use it locally. To download a published data source you need: The Download/Save As permission for the data source.connectors in Tableau?
Web data connectors (WDCs) are web pages that provide a data connection that is accessible over HTTP for data sources that don't already have a connector in Tableau. WDCs allow users to connect to almost any data that is accessible over the web and to create extracts for their workbooks.A data cube is a data structure that, contrary to tables and spreadsheets, can store data in more than 2 dimensions. They are mainly used for fast retrieval of aggregated data. The key elements of a data cube are dimensions, attributes, facts and measures.
A data cube is a multi-dimensional array of values used to bring together data to be organized and modeled for analysis.