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Distributed data store with an orderstamp to ensure progress

  • US 20070011159A1
  • Filed: 12/14/2005
  • Published: 01/11/2007
  • Est. Priority Date: 12/15/2004
  • Status: Active Grant
First Claim
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1. A method for addressing inconsistency and ensuring progress in a distributed data store, comprising the steps of:

  • labeling an insert with an orderstamp;

    recording for each entry in a computer the latest orderstamp among orderstamps for insert operations for that entry that have been processed by the computer;

    labeling a query with an orderstamp; and

    when processing a query on a computer, identifying entries that are in a subset specified by the query, that are covered by the computer, and that have latest insert orderstamp before the orderstamp of the query.

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