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INDEX SELECTION IN A MULTI-SYSTEM DATABASE MANAGEMENT SYSTEM

  • US 20130254210A1
  • Filed: 05/24/2013
  • Published: 09/26/2013
  • Est. Priority Date: 12/30/2008
  • Status: Active Grant
First Claim
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1. A system, comprising:

  • a multi-system database management system that includes a plurality of database systems with different configurations from each other, and wherein each of the database systems can process data independently by using one or more processors; and

    an index selection subsystem that includes one or more processors operable to;

    combine sets of query information from each one of the plurality of database systems into a workload;

    generate, from the workload, one or more candidate indexes for each one of the plurality of the database systems; and

    select one or more recommended indexes from the candidate indexes for each one of the plurality of database systems at least partly based on the configuration of each one of the plurality of database systems.

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