Anaplan, Inc.
Method and system for servicing query requests using revisions maps

Abstract:

In general, in one aspect, the invention relates to a method for servicing query requests in distributed systems. The method includes making a first determination, by a query node and in response to a query request, that a user data sub-region associated with a query request, obtaining, in response to the first determination and using a population table, a revisions map, where the revisions map specifies a version of the user data sub-region, and servicing the query request using the revisions map and data associated with the version of the user data sub-region.