DEVICES FOR PROVIDING DISTRIBUTABLE MIDDLEWARE DATA PROXY BETWEEN APPLICATION SERVERS AND DATABASE SERVERS

  • US 20100174939A1
  • Filed: 05/29/2008
  • Published: 07/08/2010
  • Est. Priority Date: 06/05/2007
  • Status: Active Grant
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First Claim
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1. A device for providing distributable middleware data proxy, the device comprising:

  • (a) a transparent client-connection manager for exchanging client data between at least one application server and the device;

    (b) a request analyzer for analyzing query requests from said at least one application server;

    (c) a data-retrieval/command-execution module for executing said query requests;

    (d) a database-connection manager for exchanging database data between at least one database server and the device;

    (e) a cache-memory pool for storing data items from said at least one database server;

    (f) a cache-policy module for determining cache criteria for storing said data items in said cache-memory pool; and

    (g) a data-consistency invalidation module for determining invalidated data items based on invalidation criteria for removing from said cache-memory pool.

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