{"created":"2025-01-19T01:29:06.029200+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00229751","sets":["6504:11436:11439"]},"path":["11439"],"owner":"44499","recid":"229751","title":["Bz木における範囲走査性能の改善"],"pubdate":{"attribute_name":"公開日","attribute_value":"2023-02-16"},"_buckets":{"deposit":"ab9bcd94-caf0-469d-94da-090d0e7fc130"},"_deposit":{"id":"229751","pid":{"type":"depid","value":"229751","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"Bz木における範囲走査性能の改善","author_link":["618013","618012","618011","618009","618010"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"Bz木における範囲走査性能の改善"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"データとウェブ","subitem_subject_scheme":"Other"}]},"item_type_id":"22","publish_date":"2023-02-16","item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_22_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"名大"},{"subitem_text_value":"名大"},{"subitem_text_value":"名大"},{"subitem_text_value":"名大"},{"subitem_text_value":"名大"}]},"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/229751/files/IPSJ-Z85-1N-02.pdf","label":"IPSJ-Z85-1N-02.pdf"},"date":[{"dateType":"Available","dateValue":"2023-11-17"}],"format":"application/pdf","filename":"IPSJ-Z85-1N-02.pdf","filesize":[{"value":"886.0 kB"}],"mimetype":"application/pdf","accessrole":"open_date","version_id":"f7b40a25-921c-4db2-ad4e-0f5102381455","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2023 by the Information Processing Society of Japan"}]},"item_22_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"井戸, 佑"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"杉浦, 健人"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"中山, 宗"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"石川, 佳治"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"陸, 可鏡"}],"nameIdentifiers":[{}]}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourceuri":"http://purl.org/coar/resource_type/c_5794","resourcetype":"conference paper"}]},"item_22_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN00349328","subitem_source_identifier_type":"NCID"}]},"item_22_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"近年，メニーコアなどを前提としたインメモリデータベースの研究が進み，データベースの構成要素の1つである索引技術も注目されている．索引技術もメニーコア・大容量メモリに適合する必要があり，索引操作の同時実行制御手法として，ロックフリー索引であるBz木が提案されている．Bz木はB+木を拡張した索引で，MwCASを用いた同時実行制御と葉ノード間のリンクを持たないという特徴がある．索引の主な用途は点検索と範囲走査であるが，ロックフリー索引は範囲走査性能がやや劣っている．本研究では，Bz木の範囲走査時に発生する無駄なコピーを排除することで，ロックフリーな読み書きを維持しつつ，既存索引と同等の走査性能を出すことを目指す．","subitem_description_type":"Other"}]},"item_22_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"452","bibliographic_titles":[{"bibliographic_title":"第85回全国大会講演論文集"}],"bibliographicPageStart":"451","bibliographicIssueDates":{"bibliographicIssueDate":"2023-02-16","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"1","bibliographicVolumeNumber":"2023"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"id":229751,"updated":"2025-01-19T11:26:04.278646+00:00","links":{}}