Title:
分散型データベースシステムを用いるネットワーク内でデータベースアクセス制御を提供する方法及びアーキテクチャ
Document Type and Number:
Japanese Patent JP6563111
Kind Code:
B2
Abstract:
A method for a distributed database system includes: maintaining, at a first node, a first plurality of records of transactions, each associated with a transaction and including a start time of the transaction and a start time of an oldest transaction that was active at the start time of the transaction; maintaining, at a second node, a second plurality of records of transactions, including records of completed transactions associated with the second node, each including a transaction start time and a transaction end time; receiving at the second node, a message from the first node including a start time of an oldest transaction that was active at the transaction start time of the oldest currently active transaction in the system; and removing, from the second plurality of records, any records of completed transactions with a transaction end time occurring before the start time of the oldest transaction.
Inventors:
Daurus brian phil
Revillax Stefan A.
Revillax Stefan A.
Application Number:
JP2018500658A
Publication Date:
August 21, 2019
Filing Date:
July 05, 2016
Export Citation:
Assignee:
Avinisio Technology LLC
International Classes:
G06F16/182; G06F16/176; G06F16/23
Domestic Patent References:
JP4232545A | ||||
JP8235047A |
Foreign References:
US20040078379 | ||||
WO2014186396A1 |
Other References:
広津 登志夫,トランザクション管理オブジェクトによる一貫性保証方式,情報処理学会論文誌,社団法人情報処理学会,1995年11月15日,第36巻 第11号,p.2702-2710
小林 真也,要求順サービス可能な時刻印方式について,電子情報通信学会論文誌,社団法人電子情報通信学会,1991年 3月25日,第J74-D-I巻 第3号,p.232-239
小林 真也,要求順サービス可能な時刻印方式について,電子情報通信学会論文誌,社団法人電子情報通信学会,1991年 3月25日,第J74-D-I巻 第3号,p.232-239
Attorney, Agent or Firm:
Masaki Hirota
Seiji Ozawa
Yusaku Tokai
Kazuhiro Matsuda
Makoto Horiuchi
Masako Yamauchi
Shuichi Sonomoto
Akihiro Yamamura
Satoshi Morikawa
Hiroyuki Tomita
Seiji Ozawa
Yusaku Tokai
Kazuhiro Matsuda
Makoto Horiuchi
Masako Yamauchi
Shuichi Sonomoto
Akihiro Yamamura
Satoshi Morikawa
Hiroyuki Tomita