Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Query transformation for queries involving correlated subqueries having correlation join predicates with local filtering predicates involving predicate transitive closure and predicate pull-out

Query transformation for queries involving correlated subqueries having correlation join predicates with local filtering predicates involving predicate transitive closure and predicate pull-out

US Patent 7181446 · Granted Feb 20, 2007

Estimated economic value: $6,976,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Adaptive multi-index access plan for database queries2020
Identification and elimination of non-essential statistics for query optimizatio2020
Identification and elimination of non-essential statistics for query optimizatio2019
Method to monitor dynamic SQL statements for automatic stabilization in a data s2019
Managing a temporal key property in a database management system2019
Adaptive multi-index access plan for database queries2019
Dropping columns from a table with minimized unavailability2018
Dropping columns from a table with minimized unavailability2016
Technique for factoring uncertainty into cost-based query optimization2016
Technique for factoring uncertainty into cost-based query optimization2015
Managing a temporal key property in a database management system2015
Method and apparatus for optimizing access path in database2015