Patents by Inventor Nicolas Dieu

Nicolas Dieu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Query plan reformulation
    Patent number: 8943041
    Abstract: Apparatus, systems, and methods may operate to receive an original query plan, to transform the original query plan into an equivalent executable compact query plan, and to store the compact query plan on a machine readable device. Further activities may include computing maximal source sub-queries associated with the compact query plan, and computing semi-join reductions of the maximal source sub-queries to provide an executable derivative query plan, which may also be stored on a machine readable device. Additional apparatus, systems, and methods are disclosed.
    Type: Grant
    Filed: September 14, 2012
    Date of Patent: January 27, 2015
    Assignee: Business Objects Software Ltd.
    Inventors: Eric Simon, Francois Llirbat, Francoise Fabret, Nicolas Dieu, Adrian Dragusanu
  • Query plan reformulation
    Patent number: 8688683
    Abstract: Apparatus, systems, and methods may operate to receive an original query plan, to transform the original query plan into an equivalent executable compact query plan, and to store the compact query plan on a machine readable device. Further activities may include computing maximal source sub-queries associated with the compact query plan, and computing semi-join reductions of the maximal source sub-queries to provide an executable derivative query plan, which may also be stored on a machine readable device. Additional apparatus, systems, and methods are described.
    Type: Grant
    Filed: November 30, 2009
    Date of Patent: April 1, 2014
    Assignee: Business Objects Software Ltd.
    Inventors: Eric Simon, Francois Llirbat, Francoise Fabret, Nicolas Dieu, Adrian Dragusanu
  • QUERY PLAN REFORMULATION
    Publication number: 20130073537
    Abstract: Apparatus, systems, and methods may operate to receive an original query plan, to transform the original query plan into an equivalent executable compact query plan, and to store the compact query plan on a machine readable device. Further activities may include computing maximal source sub-queries associated with the compact query plan, and computing semi-join reductions of the maximal source sub-queries to provide an executable derivative query plan, which may also be stored on a machine readable device. Additional apparatus, systems, and methods are disclosed.
    Type: Application
    Filed: September 14, 2012
    Publication date: March 21, 2013
    Applicant: Business Objects Software Ltd.
    Inventors: Eric Simon, Francois Llirbat, Francoise Fabret, Nicolas Dieu, Adrian Dragusanu
  • QUERY PLAN REFORMULATION
    Publication number: 20110131199
    Abstract: Apparatus, systems, and methods may operate to receive an original query plan, to transform the original query plan into an equivalent executable compact query plan, and to store the compact query plan on a machine readable device. Further activities may include computing maximal source sub-queries associated with the compact query plan, and computing semi-join reductions of the maximal source sub-queries to provide an executable derivative query plan, which may also be stored on a machine readable device. Additional apparatus, systems, and methods are disclosed.
    Type: Application
    Filed: November 30, 2009
    Publication date: June 2, 2011
    Inventors: Eric Simon, Francois Llirbat, Francoise Fabret, Nicolas Dieu, Adrian Dragusanu