P

Inventor

NARANG INDERPAL S

US22 patents

Patents

22 patents
US5551046AAug 27, 1996

Method for non-hierarchical lock management in a multi-system shared data environment

IBM209 citations99
US5537574AJul 16, 1996

Sysplex shared data coherency method

IBM253 citations99
US5493668AFeb 20, 1996

Multiple processor system having software for selecting shared cache entries of an associated castout class for transfer to a DASD with one I/O operation

IBM187 citations99
US5455946AOct 3, 1995

Method and means for archiving modifiable pages in a log based transaction management system

IBM162 citations99
US5327556AJul 5, 1994

Fast intersystem page transfer in a data sharing environment with record locking

IBM238 citations99
US5280611AJan 18, 1994

Method for managing database recovery from failure of a shared store in a system including a plurality of transaction-based systems of the write-ahead logging type

IBM234 citations99
US7383247B2Jun 3, 2008

Query routing of federated information systems for fast response time, load balance, availability, and reliability

IBM69 citations98
US5408653AApr 18, 1995

Efficient data base access using a shared electronic store in a multi-system environment with shared disks

IBM116 citations97
US5276835AJan 4, 1994

Non-blocking serialization for caching data in a shared cache

IBM111 citations97
US5495601AFeb 27, 1996

Method to off-load host-based DBMS predicate evaluation to a disk controller

IBM44 citations96
US5557792ASep 17, 1996

Efficient data base access using a shared electronic store in a multi-system environment with shared disks

IBM63 citations95
US5287473AFeb 15, 1994

Non-blocking serialization for removing data from a shared cache

IBM96 citations95
US5761660AJun 2, 1998

Computer program product and program storage device for database access using a shared electronic store in a multi-system environment having shared disks

IBM74 citations94
US5574902ANov 12, 1996

Efficient destaging of updated local cache pages for a transaction in a multisystem and multiprocess database management system with a high-speed shared electronic store

IBM85 citations94
US5546579AAug 13, 1996

Page refreshing procedure using two locking granularities to ensure cache coherency in a multisystem database processing environment having a high-speed shared electronic store

IBM81 citations94
US5455942AOct 3, 1995

Partial page write detection for a shared cache using a bit pattern written at the beginning and end of each page

IBM51 citations93
US7315872B2Jan 1, 2008

Dynamic and selective data source binding through a metawrapper

IBM20 citations92
US7287043B2Oct 23, 2007

System and method for asynchronous data replication without persistence for distributed computing

IBM20 citations92
US7890496B2Feb 15, 2011

Query routing of federated information systems for fast response time, load balance, availability, and reliability

IBM11 citations84
US7853576B2Dec 14, 2010

Dynamic and selective data source binding through a metawrapper

IBM10 citations84
US5586315ADec 17, 1996

Computer program product for off-loading host-based DBMS predicate evaluation to a disk controller

IBM15 citations74
US7600149B2Oct 6, 2009

Failure transparency for update applications under single-master configuration

IBM0 citations42