Inventor
NEGISHI KAZUYOSHI
JP6 patents
Patents
6 patentsUS6567806B1May 20, 2003
System and method for implementing hash-based load-balancing query processing in a multiprocessor database system
HITACHI LTD108 citations99
US6026394AFeb 15, 2000
System and method for implementing parallel operations in a database management system
HITACHI LTD173 citations99
US5806059ASep 8, 1998
Database management system and method for query process for the same
HITACHI LTD153 citations99
US6256621B1Jul 3, 2001
Database management system and query operation therefor, including processing plural database operation requests based on key range of hash code
HITACHI LTD85 citations98
US6556988B2Apr 29, 2003
Database management apparatus and query operation therefor, including processing plural database operation requests based on key range of hash code
HITACHI LTD23 citations92
US5062046AOct 29, 1991
Multiple processor system having a correspondence table for transferring processing control between instruction processors
HITACHI LTD9 citations72