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BACKWARD COMPATIBILITY IN DATABASE SCHEMAS

  • US 20110035417A1
  • Filed: 10/19/2010
  • Published: 02/10/2011
  • Est. Priority Date: 11/24/2003
  • Status: Active Grant
First Claim
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1. A method comprising:

  • receiving a response generated by a first application program using a first database schema;

    identifying a value in the response that is unrecognizable to a second application program using a second database schema;

    substituting, using a processor, the value that is unrecognizable to the second application program with a reserved element recognizable to the second application program, the reserved element indicating to the second application program that a portion of the response is not recognizable to the second application program; and

    communicating the response to the second application program.

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