VM

Volker Gerhard Markl

IBM: 21 patents #5,175 of 70,183Top 8%
Overall (All Time): #210,339 of 4,157,543Top 6%
21
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8812486 Determining validity ranges of query plans based on suboptimality Vijayshankar Raman 2014-08-19
8812481 Management of interesting database statistics Calisto P. Zuzarte, Wing Yan Lau, Ihab Francis Ilyas, Amr El-Helw 2014-08-19
8166022 System, method, and apparatus for parallelizing query optimization Wook-Shin Han, Wooseong Kwak, Jinsoo Lee, Guy M. Lohman 2012-04-24
8140490 Method, system and program for prioritizing maintenance of database tables Ashraf Aboulnaga, Peter J. Haas, Sam S. Lightstone, Ivan Popivanov, Vijayshankar Raman 2012-03-20
8135701 Selectivity estimation for conjunctive predicates in the presence of partial knowledge about multivariate data distributions Marcel Kutsch, Nimrod Megiddo, Tam Minh Dai Tran 2012-03-13
7987178 Automatically determining optimization frequencies of queries with parameter markers Fabian Hueske 2011-07-26
7958113 Automatically and adaptively determining execution plans for queries with parameter markers Wei Fan, Guy M. Lohman, Nimrod Megiddo, Jun Rao, David E. Simmen +1 more 2011-06-07
7877381 Progressive refinement of a federated query plan during query execution Stephan Ewen, Holger Kache, Vijayshankar Raman 2011-01-25
7831592 System and method for updating database statistics according to query feedback Peter J. Haas, Ashraf Aboulnaga, Vijayashankar Raman, Felix Endres 2010-11-09
7774336 Adaptively reordering joins during query execution Kevin Scott Beyer, Latha Sankar Colby, Quanzhong Li, Guy M. Lohman, Minglong Shao 2010-08-10
7765200 SQL query problem determination tool Mokhtar Kandil 2010-07-27
7725461 Management of statistical views in a database system Mokhtar Kandil, Alberto Lerner, Daniele Costante Zilio, Calisto P. Zuzarte 2010-05-25
7647293 Detecting correlation from data Paul Brown, Peter J. Haas, Ihab Francis Ilyas 2010-01-12
7610264 Method and system for providing a learning optimizer for federated database systems Stephan Ewen, Michael Ortega-Binderberger 2009-10-27
7512629 Consistent and unbiased cardinality estimation for complex queries with conjuncts of predicates Peter J. Haas, Marcel Kutsch, Nimrod Megiddo 2009-03-31
7512574 Consistent histogram maintenance using query feedback Peter J. Haas, Nimrod Megiddo, Utkarsh Srivastava 2009-03-31
7490110 Predictable query execution through early materialization Stephan Ewen, Holger Kache, Guy M. Lohman, Vijayshankar Raman 2009-02-10
7376639 Selectivity estimation for conjunctive predicates in the presence of partial knowledge about multivariate data distributions Marcel Kutsch, Nimrod Megiddo, Tam Minh Dai Tran 2008-05-20
7363324 Method, system and program for prioritizing maintenance of database tables Ashraf Aboulnaga, Peter J. Haas, Sam S. Lightstone, Ivan Popivanov, Vijayshankar Raman 2008-04-22
7353219 Determining validity ranges of query plans based on suboptimality Vijayshankar Raman 2008-04-01
6763359 Learning from empirical results in query optimization Guy M. Lohman, Michael Stillger 2004-07-13