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As a combined multi-model DBMS and Data Virtualization platform, Virtuoso enables fast and flexible integration of data across APIs, Various Data Formats, and DBMS platforms without compromising security, performance, or deployment platform options. OpenLink Virtuoso is an innovative platform that intertwines open standards for Data Access, Integration, and Management with the transformative poten
Bigdata(R) is an open-source scale-out storage and computing fabric supporting optional transactions, very high concurrency, and very high aggregate IO rates. Bigdata was designed from the ground up as a distributed database architecture optimized for very high aggregate IO rates running over clusters of 100s to 1000s of machines, but can also run in a single-server mode. Bigdata offers a distribu
4store is a fast, scalable clustered RDF database4store, an efficient, scalable and stable RDF database 4store was designed by Steve Harris and developed at Garlik to underpin their Semantic Web applications. It has been providing the base platform for around 3 years. At times holding and running queries over databases of 15GT, supporting a Web application used by thousands of people.
Welcome to Flint, our experimental editor for SPARQL queries (based on CodeMirror). Flint 0.5 is now available. New in this release: Ctrl-space auto-completion is sensitive to the syntactic context at the cursor position. Auto-completion menus for properties are populated by what’s actually in the dataset. SPARQL keyword buttons are enabled/disabled according to context. Flint 0.5 has been bundled
SQLに似た構文 結果は,URI,部分グラフ,型つきリテラル 変数の値に対する制約 Optionalマッチ指定 FROM 文による,検索先のグラフ指定 SOURCE 文による,情報ソースの指定・検索 CONSTRUCT 文による,任意のグラフの構成 DESCRIBE 文による,リソースに関する情報の取得 ASK 文による,Yes/No 質問
D2R Server: Accessing databases with SPARQL and as Linked Data D2R Server is a tool for publishing relational databases on the Semantic Web. It enables RDF and HTML browsers to navigate the content of the database, and allows querying the database using the SPARQL query language. It is part of the D2RQ Platform. 1. About D2R Server 2. Features 3. Running D2R Server 3.1 Running D2R Server from the
スタートして2年強、今や光コラボは定番の光回線として多くの人に指示されています。 今回はあらためて光コラボとは何か、何のメリットがあるのか、本当にオトクなのかなど、光コラボの現状を徹底紹介します。 今や光回線の主流となった光コラボですが、急速な普及の裏にはそれなりのメリットがあるはずです。 今回は光コラボについて、他の光回線との違いやメリット、その特徴や将来性など、何気なく利用している光コラボの全貌をわかりやすく紹介しましょう。 ひと通り見終えれば、光コラボのことはもちろん、将来のインターネットのあり方やブロードバンドのあらたな利用法が見えてくるかもしれません。 ひとくちに光回線といってもさまざまな種類があり、運営する回線業者も違ってきます。 まずは光回線のことをザックリ知っておきましょう。 ■光回線の種類と回線業者 ●フレッツ光回線 東西NTTが所有・運用する全国版の光回線で、日本全国津
ARQ - A SPARQL Processor for Jena ARQ is a query engine for Jena that supports the SPARQL RDF Query language. SPARQL is the query language developed by the W3C RDF Data Access Working Group. ARQ Features Standard SPARQL Free text search via Lucene SPARQL/Update Access and extension of the SPARQL algebra Support for custom filter functions, including javascript functions Property functions for cust
The Best Windows 10 Apps Although Windows 10 is good to go as soon as you switch your device on, it does allow for a more tailored user-experience, thanks to its use of apps. Although the use of apps is often associated with the Android and iOS operating systems, Windows has recognized how useful they can be, and made them an integral part of Windows 10. Of course, some apps are better than others
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