×

AGGREGATE JOIN INDEX UTILIZATION IN QUERY PROCESSING

  • US 20100036800A1
  • Filed: 08/05/2008
  • Published: 02/11/2010
  • Est. Priority Date: 08/05/2008
  • Status: Active Grant
First Claim
Patent Images

1. A method comprising:

  • obtaining a query;

    identifying an AJI at a certain level of aggregation;

    rolling up the dimension table with the grouping key being the union of the grouping key in the AJI and the grouping key of the query;

    joining the identified AJI with the rolled-up dimension table to obtain columns in the query that are not in the identified AJI;

    rolling up the joined AJI and rolled-up dimension table to answer the query.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×