{"id":41858,"updated":"2025-01-22T11:44:18.016057+00:00","links":{},"created":"2025-01-18T23:08:37.746395+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00041858","sets":["1164:3696:3702:3703"]},"path":["3703"],"owner":"1","recid":"41858","title":["Web/AP/DB 三層モデルにおけるアクセス検査の効率化"],"pubdate":{"attribute_name":"公開日","attribute_value":"2007-09-20"},"_buckets":{"deposit":"faa7801b-6628-4840-8a1f-341bd54f83f2"},"_deposit":{"id":"41858","pid":{"type":"depid","value":"41858","revision_id":0},"owners":[1],"status":"published","created_by":1},"item_title":"Web/AP/DB 三層モデルにおけるアクセス検査の効率化","author_link":["0","0"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"Web/AP/DB 三層モデルにおけるアクセス検査の効率化"},{"subitem_title":"Runtime Access Inspection for Three Tier System with Efficiency","subitem_title_language":"en"}]},"item_type_id":"4","publish_date":"2007-09-20","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"NTTサイバースペース研究所"},{"subitem_text_value":"NTTサイバースペース研究所"},{"subitem_text_value":"NTTサイバースペース研究所"},{"subitem_text_value":"NTTサイバースペース研究所"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"NTT Cyber Space Laboratories","subitem_text_language":"en"},{"subitem_text_value":"NTT Cyber Space Laboratories","subitem_text_language":"en"},{"subitem_text_value":"NTT Cyber Space Laboratories","subitem_text_language":"en"},{"subitem_text_value":"NTT Cyber Space Laboratories","subitem_text_language":"en"}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_publisher":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"情報処理学会","subitem_publisher_language":"ja"}]},"publish_status":"0","weko_shared_id":-1,"item_file_price":{"attribute_name":"Billing file","attribute_type":"file","attribute_value_mlt":[{"url":{"url":"https://ipsj.ixsq.nii.ac.jp/record/41858/files/IPSJ-GN07065014.pdf"},"date":[{"dateType":"Available","dateValue":"2009-09-20"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-GN07065014.pdf","filesize":[{"value":"721.0 kB"}],"mimetype":"application/pdf","priceinfo":[{"tax":["include_tax"],"price":"660","billingrole":"5"},{"tax":["include_tax"],"price":"330","billingrole":"6"},{"tax":["include_tax"],"price":"0","billingrole":"29"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"e6077371-17d0-41f9-a0a9-65191b046b5d","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2007 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"山中, 真和"},{"creatorName":"榎本, 俊文"},{"creatorName":"谷口, 展郎"},{"creatorName":"山室, 雅司"}],"nameIdentifiers":[{}]}]},"item_4_creator_6":{"attribute_name":"著者名(英)","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"Masakazu, YAMANAKA","creatorNameLang":"en"},{"creatorName":"Toshifumi, ENOMOTO","creatorNameLang":"en"},{"creatorName":"Noburou, TANIGUCHI","creatorNameLang":"en"},{"creatorName":"Masashi, YAMAMURO","creatorNameLang":"en"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AA1155524X","subitem_source_identifier_type":"NCID"}]},"item_4_textarea_12":{"attribute_name":"Notice","attribute_value_mlt":[{"subitem_textarea_value":"SIG Technical Reports are nonrefereed and hence may later appear in any journals, conferences, symposia, etc."}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourceuri":"http://purl.org/coar/resource_type/c_18gh","resourcetype":"technical report"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"SOx 法等に対応する内部統制の確立に向けては、複数の業務 AP とそれらがアクセスする DB に対し統合的なアクセス検査を行うことで、業務プロセスの正当性を検証できる。ただし、アクセス要求時に合わせて検査を実施する場合、業務 AP のレスポンス性能低下が問題となる。本論文では、Web/AP/DB 構成システムにおける各アクセス要求を効率的に統合・検査するための方式を提案する。本方式では、検査用データを格納する DB に対し、参照・書込み及び COMMIT 実行回数を削減することで、効率化を図った。プロトタイプを通した性能評価では、本方式の適用によりレスポンスやスループットを約 265 倍と大幅に改善した。検査を実施しない場合と比較しても、5％程度までオーバヘッドを抑制することが出来た。","subitem_description_type":"Other"}]},"item_4_description_8":{"attribute_name":"論文抄録(英)","attribute_value_mlt":[{"subitem_description":"In multiple business systems, the access inspection of AP/DB servers enables to validate the process in the system, and is helpful to realize internal control. The runtime inspection will need more time to return responses in the business application. This paper proposes the techiques to integrate/inspect the three tier system efficiently. To reduce runtime overheads for inspections, we reduce the cost of read/write and COMMIT operations against DB, keeping data for inspections. Compared with an ordinary approach, our approach shows a highly improved response and throughput. It only needs 5％ runtime overheads against programs without the inspection.","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"84","bibliographic_titles":[{"bibliographic_title":"情報処理学会研究報告グループウェアとネットワークサービス（GN）"}],"bibliographicPageStart":"79","bibliographicIssueDates":{"bibliographicIssueDate":"2007-09-20","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"91(2007-GN-065)","bibliographicVolumeNumber":"2007"}]},"relation_version_is_last":true,"weko_creator_id":"1"}}