9. The method of claim 1 , wherein the ability of the data source to provide data corresponding to the one or more query dimensions is determined based on whether one or more source dimensions of the data source are equivalent to the one or more query dimensions.
10. The method of claim 9 , wherein higher scores are assigned to data sources in which one or more source dimensions are the same as the one or more query dimensions as compared to scores assigned to data sources that do not have one or more source dimensions that are the same as the one or more query dimensions.