Title:
A program and a cluster system
Document Type and Number:
Japanese Patent JP6192171
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a program and a cluster system that make possible levelling of loads of search for attribute values.SOLUTION: A server 11 is equipped with hash bit string creating means 114 that creates, on the basis of a hash function for retrieving attribute values, a "consecutive hash bit string obtained from attribute values", an "inconsecutive hash bit string obtained from attribute tags" and a "consecutive hash bit string obtained from keys", and combining means 115 that combines the inconsecutive hash bit string obtained from attribute tags with a superior bit of the inconsecutive hash bit string from attribute values and combines the consecutive hash bit string obtained from keys an inferior bit of the consecutive hash bit string obtained from keys.SELECTED DRAWING: Figure 2
Inventors:
Satoru Kondo
Masazumi Ota
Mitsuhiro Okamoto
Masazumi Ota
Mitsuhiro Okamoto
Application Number:
JP2014178321A
Publication Date:
September 06, 2017
Filing Date:
September 02, 2014
Export Citation:
Assignee:
Nippon Telegraph and Telephone Corporation
International Classes:
G06F17/30; G06F12/00
Domestic Patent References:
| JP201337456A | ||||
| JP201153868A | ||||
| JP2013200839A | ||||
| JP9212528A | ||||
| JP2009506405A |
Other References:
近藤 悟ほか,多様な検索と効率的な冗長化を実現するためのデータ配置方式に関する一検討,電子情報通信学会技術研究報告,日本,社団法人電子情報通信学会,2011年 8月25日,Vol.111 No.196,p.11-16
Attorney, Agent or Firm:
Isono International Patent and Trademark Office