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One-phase commit in a shared-nothing database system

  • US 6,845,384 B2
  • Filed: 11/21/2003
  • Issued: 01/18/2005
  • Est. Priority Date: 08/01/2003
  • Status: Active Grant
First Claim
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1. A method for performing a distributed transaction in a shared-nothing database system, the method comprising:

  • on a first shared-nothing node of said shared-nothing database system, causing a coordinator that is coordinating the distributed transaction to store information that indicates status of said distributed transaction on a persistent storage device;

    wherein the persistent storage device is accessible to a participant that is to perform one or more operations as part of said distributed transaction;

    wherein the participant resides on a second shared-nothing node of said shared-nothing database system; and

    on the second shared-nothing node of said shared-nothing database system, causing the participant to determine the status of said distributed transaction by reading the information from the persistent storage device.

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