{"id":86322,"date":"2020-06-24T01:42:23","date_gmt":"2020-06-23T23:42:23","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/pervyj-stabilnyj-vypusk-grafo-orientirovannoj-subd-nebula-graph"},"modified":"2020-06-24T01:42:23","modified_gmt":"2020-06-23T23:42:23","slug":"pervyj-stabilnyj-vypusk-grafo-orientirovannoj-subd-nebula-graph","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pl\/blog\/news\/pervyj-stabilnyj-vypusk-grafo-orientirovannoj-subd-nebula-graph","title":{"rendered":"Pierwsze stabilne wydanie grafowej bazy danych Nebula Graph","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/vesoft-inc\/nebula\/releases\/tag\/v1.0.0\">Zdarzy\u0142o si\u0119<\/a><\/noindex> wydanie otwartej bazy danych <noindex><a rel=\"nofollow\" href=\"https:\/\/nebula-graph.io\/\">Nebula Graph 1.0.0<\/a><\/noindex>, zaprojektowanej do efektywnego przechowywania du\u017cych zestaw\u00f3w powi\u0105zanych danych, tworz\u0105cych graf, kt\u00f3ry mo\u017ce liczy\u0107 miliardy w\u0119z\u0142\u00f3w i tryliony relacji. Projekt napisany jest w j\u0119zyku C++ i <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/vesoft-inc\/nebula\">rozpowszechniany<\/a><\/noindex> na licencji Apache 2.0. Biblioteki klienckie do komunikacji z baz\u0105 danych zosta\u0142y przygotowane dla j\u0119zyk\u00f3w Go, Python i Java. Startup rozwijaj\u0105cy t\u0119 baz\u0119 danych, VESoft, kilka dni temu <noindex><a rel=\"nofollow\" href=\"https:\/\/nebula-graph.io\/posts\/nebula-graph-raises-8-million-dollars-in-series-pre-a-funding\/\">otrzyma\u0142<\/a><\/noindex> otrzyma\u0142 pierwsz\u0105 transz\u0119 inwestycji w wysoko\u015bci 8 milion\u00f3w dolar\u00f3w.<\/p>\n<p>W bazie danych  <noindex><a rel=\"nofollow\" href=\"https:\/\/nebula-graph.io\/en\/posts\/nebula-graph-architecture-overview\/\">jest stosowane<\/a><\/noindex> zastosowano architektur\u0119 rozproszon\u0105 bez podzia\u0142u zasob\u00f3w (shared-nothing), co oznacza uruchomienie niezale\u017cnych i samowystarczalnych proces\u00f3w obs\u0142ugi zapyta\u0144 graphd oraz proces\u00f3w przechowywania storaged. Zarz\u0105dzaniem przenoszeniem danych oraz dostarczaniem informacji meta o grafie zajmuje si\u0119 us\u0142uga meta. Aby zapewni\u0107 sp\u00f3jno\u015b\u0107 danych, u\u017cywa si\u0119 protoko\u0142u opartego na algorytmie <noindex><a rel=\"nofollow\" href=\"https:\/\/en.wikipedia.org\/wiki\/Raft_(computer_science)\">RAFT<\/a><\/noindex>.<\/p>\n<p><center><noindex><a rel=\"nofollow\" href=\"https:\/\/raw.githubusercontent.com\/vesoft-inc\/nebula-docs\/master\/images\/Nebula%20Arch.png\"><img decoding=\"async\" alt=\"Pierwsze stabilne wydanie grafowej bazy danych Nebula Graph\" src=\"\/wp-content\/uploads\/2020\/06\/446a4b199534d9038997d348a3bc52b4.jpeg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><\/p>\n<p>G\u0142\u00f3wne cechy Nebula Graph:<\/p>\n<ul>\n<li class=\"l\"> Zapewnienie <noindex><a rel=\"nofollow\" href=\"https:\/\/nebula-graph.io\/posts\/access-control-design-code-nebula-graph\/\">bezpiecze\u0144stwa<\/a><\/noindex> poprzez udzielanie dost\u0119pu tylko uwierzytelnionym u\u017cytkownikom, kt\u00f3rych uprawnienia s\u0105 definiowane przez system zarz\u0105dzania dost\u0119pem oparty na rolach (RBAC).\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/nebula-graph.io\/en\/posts\/nebula-graph-storage-engine-overview\/\">Mo\u017cliwo\u015b\u0107<\/a><\/noindex> mo\u017cliwo\u015b\u0107 pod\u0142\u0105czenia r\u00f3\u017cnych typ\u00f3w silnik\u00f3w przechowywania. Wsparcie dla rozszerzenia j\u0119zyka zapyta\u0144 o nowe algorytmy.\n<li class=\"l\"> Zapewnienie minimalnych op\u00f3\u017anie\u0144 podczas odczytu lub zapisu danych oraz utrzymywanie wysokiej przepustowo\u015bci. W przypadku <noindex><a rel=\"nofollow\" href=\"https:\/\/discuss.nebula-graph.io\/t\/nebula-graph-1-0-benchmark-report\/581\">testach<\/a><\/noindex>  klastra z jednym w\u0119z\u0142em graphd i trzema w\u0119z\u0142ami storaged, z baz\u0105 danych o rozmiarze 632 GB, zawieraj\u0105c\u0105 graf z 1,2 miliarda w\u0119z\u0142\u00f3w i 8,4 miliarda kraw\u0119dzi, op\u00f3\u017anienia by\u0142y na poziomie kilku milisekund, a przepustowo\u015b\u0107 osi\u0105ga\u0142a do 140 tysi\u0119cy zapyta\u0144 na sekund\u0119.\n<p><center><noindex><a rel=\"nofollow\" href=\"https:\/\/discuss.nebula-graph.io\/uploads\/default\/original\/1X\/827701da186cb78cfe41577010be0c7624a595c3.png\"><img decoding=\"async\" alt=\"Pierwsze stabilne wydanie grafowej bazy danych Nebula Graph\" src=\"\/wp-content\/uploads\/2020\/06\/91df2fe585bcbaf85dcc55b33fe3ef31.jpeg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><\/p>\n<li class=\"l\"> Linowa skalowalno\u015b\u0107.\n<li class=\"l\"> J\u0119zyk zapyta\u0144 podobny do SQL, wystarczaj\u0105co pot\u0119\u017cny i prosty w u\u017cyciu. Obs\u0142ugiwane s\u0105 takie operacje jak GO (dwukierunkowe przechodzenie w\u0119z\u0142\u00f3w grafu), GROUP BY, ORDER BY, LIMIT, UNION, UNION DISTINCT, INTERSECT, MINUS, PIPE (wykorzystanie wyniku z poprzedniego zapytania). Obs\u0142ugiwane s\u0105 indeksy oraz definowane przez u\u017cytkownika zmienne.\n<li class=\"l\"> Zapewnienie wysokiej dost\u0119pno\u015bci oraz odporno\u015bci na awarie.\n<li class=\"l\"> Wsparcie dla tworzenia migawkowych stan\u00f3w bazy danych w celu uproszczenia tworzenia kopii zapasowych.\n<li class=\"l\"> Gotowo\u015b\u0107 do zastosowa\u0144 przemys\u0142owych (ju\u017c wykorzystywana w infrastrukturze firm JD, Meituan i Xiaohongshu).\n<li class=\"l\"> Mo\u017cliwo\u015b\u0107 zmiany schematu przechowywania i aktualizacji danych bez zatrzymywania ani wp\u0142ywu na trwaj\u0105ce operacje.\n<li class=\"l\"> Wsparcie dla TTL w celu ograniczenia czasu \u017cycia danych.\n<li class=\"l\"> Komendy do zarz\u0105dzania ustawieniami i hostami przechowywania.\n<li class=\"l\"> Narz\u0119dzia do zarz\u0105dzania zadaniami i planowania uruchamiania zada\u0144 (w tej chwili wspierane s\u0105 zadania COMPACT i FLUSH).\n<li class=\"l\"> Operacje wyszukiwania pe\u0142nej i najkr\u00f3tszej drogi mi\u0119dzy zadanymi wierzcho\u0142kami.\n<li class=\"l\"> Interfejs OLAP do integracji z zewn\u0119trznymi platformami analitycznymi.\n<li class=\"l\"> Narz\u0119dzia do importu danych z plik\u00f3w CSV lub z Spark.\n<li class=\"l\"> Eksport metryk do monitorowania za pomoc\u0105 Prometheus i Grafana.\n<li class=\"l\"> Interfejs webowy<br \/>\n<noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/vesoft-inc\/nebula-web-docker\">Nebula Graph Studio<\/a><\/noindex> do wizualizacji operacji na grafie, nawigacji po grafie, projektowania schematu przechowywania i \u0142adowania danych.<br \/>\n<center><noindex><a rel=\"nofollow\" href=\"https:\/\/user-images.githubusercontent.com\/40747875\/73912446-7d9c4b80-48ef-11ea-8fd2-14af27de8a69.png\"><img decoding=\"async\" alt=\"Pierwsze stabilne wydanie grafowej bazy danych Nebula Graph\" src=\"\/wp-content\/uploads\/2020\/06\/f27f8b0164940a87410c2ed9b1ebf699.jpeg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><\/p>\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>\u0179r\u00f3d\u0142o: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=53222\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0421\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u0440\u0435\u043b\u0438\u0437 \u043e\u0442\u043a\u0440\u044b\u0442\u043e\u0439 \u0421\u0423\u0411\u0414 Nebula Graph 1.0.0, \u043f\u0440\u0435\u0434\u043d\u0430\u0437\u043d\u0430\u0447\u0435\u043d\u043d\u043e\u0439 \u0434\u043b\u044f \u044d\u0444\u0444\u0435\u043a\u0442\u0438\u0432\u043d\u043e\u0433\u043e \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u043a\u0440\u0443\u043f\u043d\u044b\u0445 \u043d\u0430\u0431\u043e\u0440\u043e\u0432 \u0441\u0432\u044f\u0437\u0430\u043d\u043d\u044b\u0445 \u043c\u0435\u0436\u0434\u0443 \u0441\u043e\u0431\u043e\u0439 \u0434\u0430\u043d\u043d\u044b\u0445, \u043e\u0431\u0440\u0430\u0437\u0443\u044e\u0449\u0438\u0445 \u0433\u0440\u0430\u0444, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043c\u043e\u0436\u0435\u0442 \u043d\u0430\u0441\u0447\u0438\u0442\u044b\u0432\u0430\u0442\u044c \u043c\u0438\u043b\u043b\u0438\u0430\u0440\u0434\u044b \u0443\u0437\u043b\u043e\u0432 \u0438 \u0442\u0440\u0438\u043b\u043b\u0438\u043e\u043d\u044b \u0441\u0432\u044f\u0437\u0435\u0439. \u041f\u0440\u043e\u0435\u043a\u0442 \u043d\u0430\u043f\u0438\u0441\u0430\u043d \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 \u0421++ \u0438 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 Apache 2.0. \u041a\u043b\u0438\u0435\u043d\u0442\u0441\u043a\u0438\u0435 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 \u0434\u043b\u044f \u043e\u0431\u0440\u0430\u0449\u0435\u043d\u0438\u044f \u043a \u0421\u0423\u0411\u0414 \u043f\u043e\u0434\u0433\u043e\u0442\u043e\u0432\u043b\u0435\u043d\u044b \u0434\u043b\u044f \u044f\u0437\u044b\u043a\u043e\u0432 Go, Python \u0438 Java. \u0420\u0430\u0437\u0432\u0438\u0432\u0430\u044e\u0449\u0438\u0439 \u0421\u0423\u0411\u0414 \u0441\u0442\u0430\u0440\u0442\u0430\u043f VESoft [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":86323,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-86322","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0421\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u0440\u0435\u043b\u0438\u0437 \u043e\u0442\u043a\u0440\u044b\u0442\u043e\u0439 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