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DYNAMIC CONTEXT DEFINITIONS IN DISTRIBUTED DATABASES

  • US 20110173219A1
  • Filed: 10/09/2008
  • Published: 07/14/2011
  • Est. Priority Date: 10/09/2008
  • Status: Active Grant
First Claim
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1. A method, comprising:

  • receiving a database query comprising a logical table identifier at a distributed database node within a distributed network of databases, where the logical table identifier comprises a dynamically-updatable constant column identifier;

    filtering local logical table definitions based upon the logical table identifier and the dynamically-updatable constant column identifier to identify a local logical table associated with the logical table identifier and the dynamically-updatable constant column identifier;

    forming a local query response to the database query comprising data retrieved from a local physical database table mapped by the local logical table in response to identifying the local logical table associated with the logical table identifier and the dynamically-updatable constant column identifier; and

    responding to the database query, in response to forming the local query response, with the local query response.

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