Title:
分散トランザクション処理システム、分散トランザクション処理方法及び分散トランザクション処理プログラム
Document Type and Number:
Japanese Patent JP4131780
Kind Code:
B2
Abstract:
A data processing system is provided for quickly and appropriately handling alteration to shared data stored in main-memory areas of a plurality of machines connected via a network. The system has a transaction acceptor for accepting a request for executing the transaction, a transaction-execution manager for managing the execution of the transaction, a transaction executor for executing the transaction, a transcription processor for reflecting updated data sent from the base host on the replica data, a data monitor for monitoring whether data has been altered, and a register/deleter for registering /deleting positional information on at least a piece of data to be monitored for alteration to the data contents and an alteration-synchronizing transaction to be executed when the data has been altered, the alteration-synchronizing transaction being registered/deleted in relation to the data. on detection of alteration made to the data being monitored by the data monitor, the alteration-synchronizing transaction registered in relation to the altered data is read out and executed by the transaction executor.
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Inventors:
Takuro Iida
Shuichi Kamimura
Mutsumi Fujiwara
Shuichi Kamimura
Mutsumi Fujiwara
Application Number:
JP2001099095A
Publication Date:
August 13, 2008
Filing Date:
March 30, 2001
Export Citation:
Assignee:
Toshiba Corporation
International Classes:
G06F12/00; G06F15/16; G06F9/46; G06F15/00; G06F15/177; G06F17/30
Domestic Patent References:
| JP5265829A | ||||
| JP7219830A | ||||
| JP62125445A | ||||
| JP2002297428A |
Attorney, Agent or Firm:
Kiuchi Mitsuharu