Inventor
ZUZARTE CALISTO
CA15 patents
Patents
15 patentsUS7478080B2Jan 13, 2009
Canonical abstraction for outerjoin optimization
IBM30 citations92
US11036737B2Jun 15, 2021
Partitioned bloom filter merge for massively parallel processing clustered data management
IBM2 citations72
US10719512B2Jul 21, 2020
Partitioned bloom filter merge for massively parallel processing clustered data management
IBM3 citations72
US11921719B1Mar 5, 2024
Automated query selectivity predictions using query graphs
IBM3 citations71
US11720565B2Aug 8, 2023
Automated query predicate selectivity prediction using machine learning models
IBM2 citations63
US7966314B2Jun 21, 2011
System for aggregation subquery join elimination
IBM4 citations61
US11593372B2Feb 28, 2023
Automated feedback and continuous learning for query optimization
IBM0 citations58
US12287788B2Apr 29, 2025
Learned join cardinality estimation using a join graph representation
IBM0 citations55
US12321346B2Jun 3, 2025
Adaptive query optimization using machine learning
IBM0 citations50
US11023464B2Jun 1, 2021
Reducing temp size over a base table
IBM0 citations50
US12566760B2Mar 3, 2026
Global query optimization
IBM0 citations44
US12475121B2Nov 18, 2025
Hybrid cost model for evaluating query execution plans
IBM0 citations44
US12306833B2May 20, 2025
Robust query execution plan selection using machine learning with predictive uncertainties
IBM0 citations44
US11210290B2Dec 28, 2021
Automated optimization of number-of-frequent-value database statistics
IBM0 citations44
US10831843B2Nov 10, 2020
Grouping aggregation with filtering aggregation query processing
IBM0 citations41