{"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\/fr\/blog\/news\/pervyj-stabilnyj-vypusk-grafo-orientirovannoj-subd-nebula-graph","title":{"rendered":"La premi\u00e8re version stable de la base de donn\u00e9es orient\u00e9e graphique 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\">A eu lieu<\/a><\/noindex> la sortie de la base de donn\u00e9es relationnelle ouverte <noindex><a rel=\"nofollow\" href=\"https:\/\/nebula-graph.io\/\">Nebula Graph 1.0.0<\/a><\/noindex>, con\u00e7ue pour le stockage efficace de grands ensembles de donn\u00e9es interconnect\u00e9es formant un graph pouvant compter des milliards de n\u0153uds et des trillions de liaisons. Le projet est \u00e9crit en C++ et <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/vesoft-inc\/nebula\">est distribu\u00e9<\/a><\/noindex> sous licence Apache 2.0. Les biblioth\u00e8ques clientes pour interagir avec la base de donn\u00e9es sont pr\u00e9par\u00e9es pour les langages Go, Python et Java. La startup VESoft qui d\u00e9veloppe la base de donn\u00e9es a r\u00e9cemment <noindex><a rel=\"nofollow\" href=\"https:\/\/nebula-graph.io\/posts\/nebula-graph-raises-8-million-dollars-in-series-pre-a-funding\/\">l'acc\u00e8s n\u00e9cessaire et a l'intention de travailler \u00e0 la correction des erreurs critiques et \u00e0 la formation de nouvelles versions.<\/a><\/noindex> re\u00e7u un premier versement d'investissements de 8 millions de dollars.<\/p>\n<p>Dans la base de donn\u00e9es  <noindex><a rel=\"nofollow\" href=\"https:\/\/nebula-graph.io\/en\/posts\/nebula-graph-architecture-overview\/\">utilisons<\/a><\/noindex> l'architecture distribu\u00e9e sans partage de ressources (shared-nothing), impliquant l'ex\u00e9cution de processus ind\u00e9pendants et autonomes de traitement des requ\u00eates graphd et de processus de stockage storaged. L'orchestration du mouvement des donn\u00e9es et la fourniture de m\u00e9ta-informations sur le graph sont g\u00e9r\u00e9es par un service de m\u00e9tadonn\u00e9es. Pour assurer la coh\u00e9rence des donn\u00e9es, un protocole bas\u00e9 sur l'algorithme <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=\"La premi\u00e8re version stable de la base de donn\u00e9es orient\u00e9e graphique Nebula Graph\" src=\"\/wp-content\/uploads\/2020\/06\/446a4b199534d9038997d348a3bc52b4.jpeg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><\/p>\n<p>Les principales caract\u00e9ristiques de Nebula Graph :<\/p>\n<ul>\n<li class=\"l\"> Assurer <noindex><a rel=\"nofollow\" href=\"https:\/\/nebula-graph.io\/posts\/access-control-design-code-nebula-graph\/\">la s\u00e9curit\u00e9<\/a><\/noindex> en permettant l'acc\u00e8s uniquement aux utilisateurs authentifi\u00e9s, dont les pouvoirs sont d\u00e9finis par un syst\u00e8me de gestion des droits d'acc\u00e8s bas\u00e9 sur les r\u00f4les (RBAC).\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/nebula-graph.io\/en\/posts\/nebula-graph-storage-engine-overview\/\">Possibilit\u00e9<\/a><\/noindex> connexion de diff\u00e9rents types de moteurs de stockage. Extension de la langue de formulation des requ\u00eates avec de nouveaux algorithmes.\n<li class=\"l\"> Assurer des latences minimales lors de la lecture ou de l'\u00e9criture de donn\u00e9es et maintenir un haut d\u00e9bit. Dans <noindex><a rel=\"nofollow\" href=\"https:\/\/discuss.nebula-graph.io\/t\/nebula-graph-1-0-benchmark-report\/581\">tests<\/a><\/noindex>  un cluster constitu\u00e9 d'un n\u0153ud graphd et de trois n\u0153uds storaged d'une base de donn\u00e9es de 632 Go, incluant un graph de 1,2 milliard de sommets et de 8,4 milliards d'ar\u00eates, les latences \u00e9taient de quelques millisecondes, et le d\u00e9bit a atteint jusqu'\u00e0 140 000 requ\u00eates par seconde.\n<p><center><noindex><a rel=\"nofollow\" href=\"https:\/\/discuss.nebula-graph.io\/uploads\/default\/original\/1X\/827701da186cb78cfe41577010be0c7624a595c3.png\"><img decoding=\"async\" alt=\"La premi\u00e8re version stable de la base de donn\u00e9es orient\u00e9e graphique Nebula Graph\" src=\"\/wp-content\/uploads\/2020\/06\/91df2fe585bcbaf85dcc55b33fe3ef31.jpeg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><\/p>\n<li class=\"l\"> Scalabilit\u00e9 lin\u00e9aire.\n<li class=\"l\"> Un langage de requ\u00eate semblable \u00e0 SQL, suffisamment puissant et simple \u00e0 comprendre. Support des op\u00e9rations telles que GO (parcours bidirectionnel des sommets du graph), GROUP BY, ORDER BY, LIMIT, UNION, UNION DISTINCT, INTERSECT, MINUS, PIPE (utilisation du r\u00e9sultat de la requ\u00eate pr\u00e9c\u00e9dente). Support des indices et des variables d\u00e9finies par l'utilisateur.\n<li class=\"l\"> Assurer une haute disponibilit\u00e9 et une r\u00e9sistance aux pannes.\n<li class=\"l\"> Support pour la cr\u00e9ation de snapshots avec un instantan\u00e9 de l'\u00e9tat de la base de donn\u00e9es pour simplifier la cr\u00e9ation de sauvegardes.\n<li class=\"l\"> Pr\u00eat \u00e0 l'industrie (d\u00e9j\u00e0 utilis\u00e9 dans l'infrastructure de soci\u00e9t\u00e9s comme JD, Meituan et Xiaohongshu).\n<li class=\"l\"> Possibilit\u00e9 de modifier le sch\u00e9ma de stockage et de mettre \u00e0 jour les donn\u00e9es sans interrompre ou affecter les op\u00e9rations en cours.\n<li class=\"l\"> Support TTL to limit the lifetime of data.\n<li class=\"l\"> Commands to manage settings and storage hosts.\n<li class=\"l\"> Tools for job management and scheduling (currently supporting COMPACT and FLUSH).\n<li class=\"l\"> Operations for finding the full path and shortest path between specified vertices.\n<li class=\"l\"> OLAP interface for integration with third-party analytics platforms.\n<li class=\"l\"> Utilities for importing data from CSV files or from Spark.\n<li class=\"l\"> Export metrics for monitoring using Prometheus and Grafana.\n<li class=\"l\"> Interface web<br \/>\n<noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/vesoft-inc\/nebula-web-docker\">Nebula Graph Studio<\/a><\/noindex> for visualizing graph operations, navigating the graph, designing the storage schema, and loading data.<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=\"La premi\u00e8re version stable de la base de donn\u00e9es orient\u00e9e graphique 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>Source : <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 5.0.2 - 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 \u0421\u0423\u0411\u0414 Nebula Graph.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" 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