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Method and apparatus for online transaction processing

  • US 20040158549A1
  • Filed: 02/06/2004
  • Published: 08/12/2004
  • Est. Priority Date: 02/07/2003
  • Status: Abandoned Application
First Claim
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1. A method for processing transaction requests from a plurality of clients in a transaction processing system including at least one active execution module, at least one backup execution module and a communication module, the method including the steps of:

  • receiving a transaction request from a client at the communication module;

    routing the transaction request from the communication module to an active execution module;

    processing the routed transaction request in the active execution module, wherein the processing includes at least one of accessing, reading, creating, updating and removing transactional state items; and

    sending a checkpoint message from the active execution module to a corresponding backup execution module if a transactional state item was created, updated or removed.

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