P

Inventor

BHARGAVA GAUTAM

US36 patents
⚠️ This page may combine multiple inventors who share the name “BHARGAVA GAUTAM”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

IBM

17 patents
US6088691AJul 11, 2000

Enumerating projection in SQL queries containing outer and full outer joins in the presence of inner joins

IBM86 citations96
US5832477ANov 3, 1998

Method and apparatus for reordering complex SQL queries containing inner and outer join operations

IBM71 citations96
US5724568AMar 3, 1998

Reordering complex SQL queries containing inner and outer join operations using hypergraphs and required sets

IBM31 citations96
US5701454ADec 23, 1997

Simplification of SQL queries using generalized inference propagation and generalized transitive closure

IBM48 citations96
US5687362ANov 11, 1997

Enumerating projections in SQL queries containing outer and full outer joins in the presence of inner joins

IBM75 citations96
US5680603AOct 21, 1997

Method and apparatus for reordering complex SQL queries containing inner and outer join operations

IBM35 citations96
US5659728AAug 19, 1997

System and method for generating uniqueness information for optimizing an SQL query

IBM54 citations96
US5978792ANov 2, 1999

Method and apparatus for generating dynamic and hybrid sparse indices for workfiles used in SQL queries

IBM69 citations95
US5758145AMay 26, 1998

Method and apparatus for generating dynamic and hybrid sparse indices for workfiles used in SQL queries

IBM74 citations95
US5890148AMar 30, 1999

System and method for generating uniqueness information for optimizing an SQL query

IBM22 citations92
US5855012ADec 29, 1998

Simplification of SQL queries using generalized inference propagation and generalized transitive closure

IBM24 citations92
US5813032ASep 22, 1998

System and method for continuous destaging of changed data from a shared cache in a multisystem shared disk environment wherein castout interest is established in a hierarchical fashion

IBM27 citations92
US5752017AMay 12, 1998

Method and apparatus for executing complex SQL queries using projection operations

IBM28 citations92
US5751992AMay 12, 1998

Computer program product for continuous destaging of changed data from a shared cache in a multisystem shared disk environment wherein castout interest is established in a hierarchical fashion

IBM23 citations92
US5701455ADec 23, 1997

Method and apparatus for reordering complex SQL queries using a modified generalized outer join operator

IBM21 citations92
US5696960ADec 9, 1997

Computer program product for enabling a computer to generate uniqueness information for optimizing an SQL query

IBM25 citations92
US5855019ADec 29, 1998

Enumerating projections in SQL queries containing outer and full outer joins in the presence of inner joins

IBM11 citations74

A9 COM INC

8 patents

RAMESH SUNIL

3 patents

CISCO TECH INC

2 patents

RAMKUMAR GURUMURTHY D

2 patents

RUZON MARK A

2 patents

HAM PETER

1 patent

CISCO TECH IND

1 patent