DATA SHARING SYSTEM, DATA SHARING METHOD AND DATA SHARING PROGRAM

To facilitate suppression of disclosure so as to comply with a rule of the disclosure to data whose disclosure is restricted according to a position at which the data exists.SOLUTION: A data sharing system provided with a storage node having virtual volume to be accessed by a reading device has an a...

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Bibliographic Details
Main Authors UEHARA TAKESHI, YANAGI NAOTO, AGETSUMA MASAKUNI, SEKI TATSUICHIRO
Format Patent
LanguageEnglish
Japanese
Published 02.07.2024
Subjects
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
PHYSICS
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Summary:To facilitate suppression of disclosure so as to comply with a rule of the disclosure to data whose disclosure is restricted according to a position at which the data exists.SOLUTION: A data sharing system provided with a storage node having virtual volume to be accessed by a reading device has an access setting unit for restricting the reading device from data reading from object virtual volume according to information of a position at which the object reading device accessing the data sharing system exists, and information of the position of the object virtual volume from which the object reading device tries to read the data.SELECTED DRAWING: Figure 1 【課題】データが存在する位置に応じて公開が制限されているデータに対して、公開の制限の規定に沿うように公開を抑制することを容易にすること。【解決手段】読出装置にアクセスされる仮想ボリュームを有するストレージノードを備えるデータ共有システムであって、データ共有システムにアクセスしている対象読出装置の存在する位置の情報と、対象読出装置がデータを読み出そうとしている対象仮想ボリュームの位置の情報と、に応じて、対象読出装置が対象仮想ボリュームからデータを読み出すことを制限するアクセス設定部を有する。【選択図】図１
Bibliography:Application Number: JP20220203651