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COMMITMENT CONTROL FOR LESS THAN AN ENTIRE RECORD IN AN IN-MEMORY DATABASE IN A PARALLEL COMPUTER SYSTEM

  • US 20090144337A1
  • Filed: 11/29/2007
  • Published: 06/04/2009
  • Est. Priority Date: 11/29/2007
  • Status: Active Grant
First Claim
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1. ) A parallel computer system comprising:

  • a plurality of nodes coupled together, each node including at least one processor and memory;

    an in-memory database residing in the plurality of nodes, the in-memory database defining a record that includes at least one mandatory portion and at least one secondary portion;

    a database manager residing in a memory, the database manager comprising;

    a mandatory commit mechanism that commits changes to the at least one mandatory portion of the record when all mandatory portions of the record are available during a transaction and when at least one secondary portion is not available.

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