Inventor
CHONG JAEHYOK
KR14 patents
Patents
14 patentsUS11803545B1Oct 31, 2023
Runtime statistics feedback for query plan cost estimation
SAP SE4 citations72
US10324929B2Jun 18, 2019
Provision of position data for query runtime errors
SAP SE3 citations72
US11907217B2Feb 20, 2024
Database object validation for reusing captured query plans
SAP SE2 citations69
US11748349B2Sep 5, 2023
Customizable filtering for query plan stability in database systems using abstract query plans
SAP SE3 citations68
US11556538B2Jan 17, 2023
Query plan migration in database systems
SAP SE2 citations68
US12475124B1Nov 18, 2025
Dictionary sharing for efficient join operation in column store
SAP SE1 citations60
US12353412B2Jul 8, 2025
Runtime statistics feedback for query plan cost estimation
SAP SE0 citations60
US12210526B1Jan 28, 2025
Relational subtree matching for improved query performance
SAP SE1 citations60
US12475123B2Nov 18, 2025
Proactive query plan compilation
SAP SE0 citations59
US12399897B2Aug 26, 2025
Statement hint with database objects
SAP SE0 citations59
US11989180B2May 21, 2024
Proactive query plan compilation
SAP SE0 citations59
US11907215B2Feb 20, 2024
Staged query compilation with common data structure
SAP SE0 citations57
US12585652B2Mar 24, 2026
Automatic query performance regression management
SAP SE0 citations49
US12475120B2Nov 18, 2025
Auxiliary query optimizer providing improved query performance
SAP SE0 citations48