Patent ID: 8244701

Claim:
One or more computer storage media storing computer-useable instructions that, when used by one or more computing devices, cause the one or more computing devices to perform a method comprising: receiving an update file, wherein the update file provides an indication that recent, significant user behavior has occurred with respect to one or more documents associated with an inverted index; and publishing the update file to in-memory index managers located on a plurality of index-serving devices, wherein the in-memory index managers are configured for initiating an update process that applies the update file to a primary in-memory index with each index-serving device serving a portion of a search system index provided by a data center, wherein the update process comprises: for each update file published to the in-memory index managers, determining whether each index-serving device of the plurality of index-serving devices contains mapping data corresponding to the update file; for each index-serving device containing mapping data corresponding to the update file, extracting from the update file a document identifier for the one or more documents associated with the recent, significant user behavior; referencing a mapping schedule residing on the index serving device upon receiving the update file; utilizing the mapping schedule to translate the document identifier of the one or more documents to a web page address; and utilizing the update file and the document identifier to update the primary in-memory index, wherein the primary in-memory index is used, at least in part, to rank a set of search query results in response to one or more user search queries.