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Distributed Data Store with a Designated Master to Ensure Consistency

  • US 20100070473A1
  • Filed: 09/11/2009
  • Published: 03/18/2010
  • Est. Priority Date: 12/15/2004
  • Status: Active Grant
First Claim
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1. A method implemented across a data store that is distributed between one or more computers, comprising the steps of:

  • initiating a transactional operation on a selected one of the computers;

    sending a request from the selected computer to a master computer to implement the transactional operation;

    generating a system orderstamp at the master computer in response to the received request, wherein the orderstamp uniquely identifies the transactional operation;

    communicating the system orderstamp from the master computer to the selected computer; and

    completing the transactional operation at the selected computer upon receipt of the system orderstamp.

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