Inventor
BELLAMKONDA SRIKANTH
US27 patents
⚠️ This page may combine multiple inventors who share the name “BELLAMKONDA SRIKANTH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ORACLE INT CORP
24 patentsUS6775682B1Aug 10, 2004
Evaluation of rollups with distinct aggregates by using sequence of sorts and partitioning by measures
ORACLE INT CORP150 citations99
US6622138B1Sep 16, 2003
Method and apparatus for optimizing computation of OLAP ranking functions
ORACLE INT CORP151 citations99
US6775681B1Aug 10, 2004
Evaluation of grouping sets by reduction to group-by clause, with or without a rollup operator, using temporary tables
ORACLE INT CORP113 citations98
US7177855B2Feb 13, 2007
Compile-time optimizations of queries with SQL spreadsheet
ORACLE INT CORP71 citations97
US7809712B2Oct 5, 2010
Compile-time optimizations of queries with SQL spreadsheet
ORACLE INT CORP31 citations92
US7761403B2Jul 20, 2010
Run-time optimizations of queries with SQL spreadsheet
ORACLE INT CORP41 citations92
US7469241B2Dec 23, 2008
Efficient data aggregation operations using hash tables
ORACLE INT CORP35 citations92
US7035843B1Apr 25, 2006
Evaluation of database hierarchical cubes by nesting rollup operators associated with multiple groupings
ORACLE INT CORP53 citations92
US7730055B2Jun 1, 2010
Efficient hash based full-outer join
ORACLE INT CORP12 citations84
US8041731B2Oct 18, 2011
Efficient evaluation of SQL pivot operations
ORACLE INT CORP8 citations83
US11301468B2Apr 12, 2022
Efficient execution of a sequence of SQL operations using runtime partition injection and iterative execution
ORACLE INT CORP2 citations73
US11036734B2Jun 15, 2021
Fusing global reporting aggregate computation with the underlying operation in the query tree for efficient evaluation
ORACLE INT CORP2 citations73
US9535956B2Jan 3, 2017
Efficient set operation execution using a single group-by operation
ORACLE INT CORP5 citations73
US9460154B2Oct 4, 2016
Dynamic parallel aggregation with hybrid batch flushing
ORACLE INT CORP3 citations71
US11442933B2Sep 13, 2022
Function semantic based partition-wise SQL execution and partition pruning
ORACLE INT CORP2 citations69
US11714810B2Aug 1, 2023
Join-based containment for set operation-based sub query removal
ORACLE INT CORP0 citations52
US11650991B2May 16, 2023
Efficient optimization of SQL queries having set operators with a multi-set semantic
ORACLE INT CORP0 citations52
US7945560B2May 17, 2011
Technique for removing subquery in group by—having clauses using window functions
ORACLE INT CORP1 citations52
US9390129B2Jul 12, 2016
Scalable and adaptive evaluation of reporting window functions
ORACLE INT CORP1 citations51
US9235621B2Jan 12, 2016
Data-aware scalable parallel execution of rollup operations
ORACLE INT CORP1 citations51
US9158812B2Oct 13, 2015
Enhancing parallelism in evaluation ranking/cumulative window functions
ORACLE INT CORP1 citations50
US10891271B2Jan 12, 2021
Optimized execution of queries involving early terminable database operators
ORACLE INT CORP0 citations48
US12493631B1Dec 9, 2025
Handling data skew for parallel execution with server mapping plans
ORACLE INT CORP0 citations47
US11061895B2Jul 13, 2021
Adaptive granule generation for parallel queries with run-time data pruning
ORACLE INT CORP0 citations45