Patent ID: 8438140
Filing Date: 2013-05-07
Classification: G06F

Abstract:
1. A computer-readable storage medium comprising executable instructions to: access a data source, in accordance with an initial refresh of a query associated with a report, to retrieve a first version of a data set from the data source to generate a first version of the report, the report comprising structured content generated from data included in the data source; establish content of the first version of the report based on the first version of the data set; access the data source, in accordance with a subsequent refresh of the query associated with the report, to retrieve a second updated version of the data set from the data source to generate a second version of the report; establish content of the second version of the report based on the second version of the data set; using a report data change tracker, identify any change in the value of a data item in the first version of the data set with respect to the value of the data item in the second version of the data set, even if countervailing changes in the value of the data item result in the value of the data item in the first version of the data set being the same as the value of the data item in the second version of the data set; superimpose an indication of any change in the value of the data item in the first version of the data set with respect to the value of the data item in the second version of the data set onto the content of the second version of the report.