Patents by Inventor Angela Maduko

Angela Maduko 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).

  • Techniques for pushing joins into union all views
    Patent number: 11593366
    Abstract: A query with a UNION ALL (UA) view is detected by a query optimizer. A query execution plan and cost for the query is obtained. The query is rewritten to push aggregates of the original query into the view. A query execution plan is generated for the rewritten query and a cost for executing the rewritten query is obtained. The lowest cost execution plan is selected for execution by a database engine of a database.
    Type: Grant
    Filed: December 22, 2017
    Date of Patent: February 28, 2023
    Assignee: Teradata US, Inc.
    Inventors: Angela Maduko, Nelly Korenevsky
  • Techniques For Pushing Joins into Union All Views
    Publication number: 20190197160
    Abstract: A query with a UNION ALL (UA) view is detected by a query optimizer. A query execution plan and cost for the query is obtained. The query is rewritten to push aggregates of the original query into the view. A query execution plan is generated for the rewritten query and a cost for executing the rewritten query is obtained. The lowest cost execution plan is selected for execution by a database engine of a database.
    Type: Application
    Filed: December 22, 2017
    Publication date: June 27, 2019
    Inventors: Angela Maduko, Nelly Korenevsky