Patent ID: 7191171
Filing Date: 2007-03-13
Classification: G06F,Y10S

Abstract:
1. A data representation and retrieval method, comprising the following steps of: providing a primary data file which stores a large volume of recorded data where a location of each piece of recorded data is represented by an offset value; providing a secondary data file which stores supplemental data for assisting to search and retrieve the recorded data from the primary data file; receiving a query specified by a user; accessing the secondary data file to retrieve supplemental data corresponding to the received query; and accessing the primary data file at locations specified by offset values derived from the retrieved supplemental data and retrieving the recorded data that corresponds to the derived offset values; wherein said retrieved supplemental data from the secondary data file includes a remaining count indicates the number of recorded data in the primary data file carrying search data corresponds to the received query, an offset value specifies the location of a first recorded data in the primary data file carrying search data corresponds to the received query, and a delta value indicates difference of locations between current recorded data and next recorded data in the primary data file carrying search data corresponds to the received query.