Thomas A. Beavin

Query optimization using reinforcement learning

Subquery predicate generation to reduce processing in a multi-table join

Permutation-based machine learning for database query optimization

Minimizing processing using an index when non leading columns match an aggregation key

Helper scan in a database management system

Minimizing processing using an index when non-leading columns match an aggregation key

Progressive optimization for implicit cast predicates

Helper scan in a database management system

Subquery predicate generation to reduce processing in a multi-table join

Subquery predicate generation to reduce processing in a multi-table join

Query processing management in a database management system

Feedback mechanism providing row-level filtering earlier in a plan

Feedback mechanism providing row-level filtering earlier in a plan

Processing queries using hybrid access paths

Determining which computer programs are candidates to be recompiled after application of updates to a compiler

Dynamically adjust duplicate skipping method for increased performance

Dynamically adjust duplicate skipping method for increased performance

Boolean term conversion for null-tolerant disjunctive predicates

Boolean term conversion for null-tolerant disjunctive predicates

Technique for factoring uncertainty into cost-based query optimization

Technique for factoring uncertainty into cost-based query optimization

Query rewrite for pre-joined tables

Query transformation for masking data within database objects

Query execution plan efficiency in a database management system

METHOD AND SYSTEM FOR MINIMIZING SORTING

Method and system for disjunctive single index access

METHOD AND SYSTEM MANAGING A DATABASE SYSTEM USING A POLICY FRAMEWORK

High performance predicate push-down for non-matching predicate operands