Inventor
COHEN JEFFREY IRA
US25 patents
⚠️ This page may combine multiple inventors who share the name “COHEN JEFFREY IRA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EMC IP HOLDING CO LLC
7 patentsUS9805092B1Oct 31, 2017
Parallel processing database system
EMC IP HOLDING CO LLC6 citations92
US11436224B2Sep 6, 2022
Parallel processing database system with a shared metadata store
EMC IP HOLDING CO LLC1 citations84
US10572479B2Feb 25, 2020
Parallel processing database system
EMC IP HOLDING CO LLC2 citations84
US9594803B2Mar 14, 2017
Parallel processing database tree structure
EMC IP HOLDING CO LLC3 citations84
US10013456B2Jul 3, 2018
Parallel processing database system with a shared metadata store
EMC IP HOLDING CO LLC1 citations74
US11281669B2Mar 22, 2022
Parallel processing database system
EMC IP HOLDING CO LLC0 citations73
US10963426B1Mar 30, 2021
Method of providing access controls and permissions over relational data stored in a hadoop file system
EMC IP HOLDING CO LLC2 citations73
ORACLE CORP
4 patentsUS6144957ANov 7, 2000
Method and apparatus for using incompatible types of indexes to process a single query
ORACLE CORP133 citations99
US5822748AOct 13, 1998
Group by and distinct sort elimination using cost-based optimization
ORACLE CORP96 citations98
US5974408AOct 26, 1999
Method and apparatus for executing a query that specifies a sort plus operation
ORACLE CORP87 citations96
US5903888AMay 11, 1999
Method and apparatus for using incompatible types of indexes to process a single query
ORACLE CORP47 citations96
PIVOTAL SOFTWARE INC
4 patentsUS9514188B2Dec 6, 2016
Integrating map-reduce into a distributed relational database
PIVOTAL SOFTWARE INC5 citations73
US9098536B1Aug 4, 2015
Mirrored database upgrade using state machine
PIVOTAL SOFTWARE INC3 citations58
US9058351B2Jun 16, 2015
Apparatus and method for read optimized bulk data storage
PIVOTAL SOFTWARE INC1 citations51
US9323791B2Apr 26, 2016
Apparatus and method for expanding a shared-nothing system
PIVOTAL SOFTWARE INC1 citations48