Inventor
KAMEGI YOSHITO
JP19 patents
Patents
19 patentsUS6556986B2Apr 29, 2003
Database management method of invoking a function retrieving index type definition, cataloging particular index which has not yet been supported by a database system
HITACHI LTD43 citations96
US5983228ANov 9, 1999
Parallel database management method and parallel database management system
HITACHI LTD88 citations96
US5983213ANov 9, 1999
Database processing method and apparatus using handle
HITACHI LTD36 citations96
US6434554B1Aug 13, 2002
Method for querying a database in which a query statement is issued to a database management system for which data types can be defined
HITACHI LTD64 citations94
US6694312B2Feb 17, 2004
Database processing method and apparatus for processing data by analyzing query input
HITACHI LTD24 citations92
US6374238B1Apr 16, 2002
Routine executing method in database system
HITACHI LTD20 citations92
US6349305B1Feb 19, 2002
Method and system for database processing by invoking a function related to index type definition, generating an execution plan based on index type name
HITACHI LTD15 citations92
US6076085AJun 13, 2000
Routine executing method in database system
HITACHI LTD16 citations92
US6594669B2Jul 15, 2003
Method for querying a database in which a query statement is issued to a database management system for which data types can be defined
HITACHI LTD37 citations91
US6327585B1Dec 4, 2001
Database processing method and apparatus using handle
HITACHI LTD12 citations82
US4979109ADec 18, 1990
Method of controlling a data dictionary directory system in a data base system
HITACHI LTD22 citations80
US7089249B2Aug 8, 2006
Method and system for managing database having a capability of passing data, and medium relevant thereto
HITACHI LTD10 citations74
US6212516B1Apr 3, 2001
Parallel database management method and parallel database management system
HITACHI LTD8 citations74
US6480833B2Nov 12, 2002
Method of resolving overloaded routines, system for implementing the same and medium for storing processing program therefor
HITACHI LTD9 citations73
US6405193B2Jun 11, 2002
Database processing method and apparatus using handle
HITACHI LTD5 citations73
US4833597AMay 23, 1989
Dictionary/directory management method in database system
HITACHI LTD18 citations72
US7324992B2Jan 29, 2008
Database processing method and system
HITACHI LTD3 citations63
US6711566B2Mar 23, 2004
Database processing method and apparatus using handle
HITACHI LTD1 citations62
US6424964B1Jul 23, 2002
Database processing method and apparatus using handle
HITACHI LTD2 citations62