Inventor
LIN EILEEN TIEN
US19 patents
⚠️ This page may combine multiple inventors who share the name “LIN EILEEN TIEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IBM
17 patentsUS6615203B1Sep 2, 2003
Method, computer program product, and system for pushdown analysis during query plan generation
IBM138 citations97
US6526403B1Feb 25, 2003
Method, computer program product, and system for rewriting database queries in a heterogenous environment
IBM80 citations97
US6009428ADec 28, 1999
System and method for providing a single application program interface for heterogeneous databases
IBM100 citations97
US5943666AAug 24, 1999
Method and apparatus for optimizing queries across heterogeneous databases
IBM129 citations97
US6009265ADec 28, 1999
Program product for optimizing parallel processing of database queries
IBM144 citations96
US6105017AAug 15, 2000
Method and apparatus for deferring large object retrievals from a remote database in a heterogeneous database system
IBM55 citations95
US5903887AMay 11, 1999
Method and apparatus for caching result sets from queries to a remote database in a heterogeneous database system
IBM61 citations95
US7856462B2Dec 21, 2010
System and computer program product for performing an inexact query transformation in a heterogeneous environment
IBM21 citations92
US7464084B2Dec 9, 2008
Method for performing an inexact query transformation in a heterogeneous environment
IBM22 citations92
US7356526B2Apr 8, 2008
Estimating the compilation time of a query optimizer
IBM27 citations92
US7386841B2Jun 10, 2008
Technique for determining a target data type in a heterogeneous multi-level environment
IBM23 citations91
US5956727ASep 21, 1999
Heterogeneous database system with data source extensibility and alteration of database functions
IBM29 citations91
US5903893AMay 11, 1999
Method and apparatus for optimizing a merge-join operation across heterogeneous databases
IBM52 citations91
US7076477B2Jul 11, 2006
Fast and robust optimization of complex database queries
IBM13 citations84
US7925646B2Apr 12, 2011
Estimating the compilation time of a query optimizer
IBM7 citations83
US7739296B2Jun 15, 2010
System and method for virtualization of relational stored procedures in non-native relational database systems
IBM11 citations79
US8387028B2Feb 26, 2013
Determining a target data type in a heterogeneous multi-level environment
IBM1 citations51