Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Determining the optimal access path for a query at execution time using an actual value for each variable in a query for estimating a filter factor

Determining the optimal access path for a query at execution time using an actual value for each variable in a query for estimating a filter factor

US Patent 6006220 · Granted Dec 21, 1999

Estimated economic value: $22,815,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Managing a temporal key property in a database management system2019
Dropping columns from a table with minimized unavailability2018
Dropping columns from a table with minimized unavailability2016
Managing a temporal key property in a database management system2015
Scalable storage schemes for native XML column data of relational tables2013
System and method for establishing mutual trust on a per-deployment basis betwee2011
Cost-based subquery correlation and decorrelation2010
System and method to simulate conditions and drive control-flow in software2010
Cost-based subquery correlation and decorrelation2008
Query transformation for queries involving correlated subqueries having correlat2007
Method, system, and program for optimizing database query execution2006
Optimization of SQL queries using filtering predicates2003