{"id":80991,"date":"2020-05-10T07:41:56","date_gmt":"2020-05-10T05:41:56","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-dvizhka-hraneniya-tiledb-2-0"},"modified":"2020-05-10T07:41:56","modified_gmt":"2020-05-10T05:41:56","slug":"vypusk-dvizhka-hraneniya-tiledb-2-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/fr\/blog\/news\/vypusk-dvizhka-hraneniya-tiledb-2-0","title":{"rendered":"Sortie du moteur de stockage TileDB 2.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex><a rel=\"nofollow\" href=\"https:\/\/medium.com\/tiledb\/tiledb-2-0-and-the-future-of-data-science-929cdcfe95ed\">Publi\u00e9e<\/a><\/noindex> stockage <noindex><a rel=\"nofollow\" href=\"https:\/\/tiledb.com\/\">TileDB 2.0<\/a><\/noindex>, optimis\u00e9 pour le stockage de tableaux multidimensionnels et de donn\u00e9es utilis\u00e9es dans les calculs scientifiques. Comme domaines d'application, TileDB mentionne divers syst\u00e8mes de traitement d'informations g\u00e9n\u00e9tiques, de donn\u00e9es spatiales et financi\u00e8res, c'est-\u00e0-dire des syst\u00e8mes qui op\u00e8rent  <noindex><a rel=\"nofollow\" href=\"https:\/\/ru.wikipedia.org\/wiki\/%D0%A0%D0%B0%D0%B7%D1%80%D0%B5%D0%B6%D0%B5%D0%BD%D0%BD%D1%8B%D0%B9_%D0%BC%D0%B0%D1%81%D1%81%D0%B8%D0%B2\">sparse<\/a><\/noindex> ou des tableaux multidimensionnels continuellement remplis. TileDB propose une biblioth\u00e8que C++ pour abstraire de mani\u00e8re transparente l'acc\u00e8s aux donn\u00e9es et aux m\u00e9tadonn\u00e9es dans les applications, prenant en charge tout le travail d'organisation de stockage efficace au niveau bas. Le code du projet est \u00e9crit en C++ et <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/TileDB-Inc\/TileDB\">est distribu\u00e9<\/a><\/noindex> sous licence MIT. Il fonctionne sous Linux, macOS et Windows.<\/p>\n<p>Les principales caract\u00e9ristiques de TileDB :<\/p>\n<ul>\n<li class=\"l\"> M\u00e9thodes efficaces de stockage d'ensembles de donn\u00e9es \u00e9parpill\u00e9es, o\u00f9 les donn\u00e9es ne suivent pas de mani\u00e8re continue, remplissant des fragments et o\u00f9 la majorit\u00e9 des \u00e9l\u00e9ments restent vides ou prennent la m\u00eame valeur.\n<li class=\"l\"> Acc\u00e8s aux donn\u00e9es au format cl\u00e9-valeur ou ensembles de colonnes (<noindex><a rel=\"nofollow\" href=\"https:\/\/docs.tiledb.com\/main\/handling-dataframes\">DataFrame<\/a><\/noindex>);\n<p><center><noindex><a rel=\"nofollow\" href=\"https:\/\/gblobscdn.gitbook.com\/assets%2F-LoalqueRyA9-u2x-ngu%2F-Lslz7nUzf0jaqjvnPQw%2F-LslzDBMVah9dapb6Jz7%2Fsparse_array_dataframe.png?alt=media&#038;token=62afcf8d-3728-4af3-a6e7-59c6cf8bf715\"><img decoding=\"async\" alt=\"Sortie du moteur de stockage TileDB 2.0\" src=\"\/wp-content\/uploads\/2020\/05\/8eb2c728f08d2dec5a7332d975a17d03.png\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><\/p>\n<li class=\"l\"> Support de l'int\u00e9gration avec les stockages cloud AWS S3, Google Cloud Storage et Azure Blob Storage ;\n<li class=\"l\"> Prise en charge des tableaux en mosa\u00efque (bloc) ;\n<li class=\"l\"> Possibilit\u00e9 d'utiliser diff\u00e9rents algorithmes de compression et de chiffrement des donn\u00e9es ;\n<li class=\"l\"> Support de la v\u00e9rification de l'int\u00e9grit\u00e9 par des sommes de contr\u00f4le ;\n<li class=\"l\"> Fonctionnement en mode multithread avec parall\u00e9lisation des entr\u00e9es\/sorties ;\n<li class=\"l\"> Prise en charge de la version des donn\u00e9es stock\u00e9es, y compris pour r\u00e9cup\u00e9rer l'\u00e9tat \u00e0 un moment donn\u00e9 dans le pass\u00e9 ou des mises \u00e0 jour atomiques de grands ensembles dans leur int\u00e9gralit\u00e9.\n<li class=\"l\"> Possibilit\u00e9 de lier des m\u00e9tadonn\u00e9es ;\n<li class=\"l\"> Support du regroupement des donn\u00e9es ;\n<li class=\"l\"> Modules d'int\u00e9gration pour \u00eatre utilis\u00e9s comme moteur de stockage de bas niveau dans Spark, Dask, MariaDB, GDAL, PDAL, Rasterio, gVCF et PrestoDB ;\n<li class=\"l\"> Biblioth\u00e8ques de liaison sur l'API C++ pour les langages Python, R, Java et Go.\n<\/ul>\n<p>La version 2.0 se distingue par le support du concept de \u00ab DataFrame \u00bb, qui permet de stocker des donn\u00e9es sous forme de colonnes de valeurs de longueur variable, li\u00e9es \u00e0 des attributs sp\u00e9cifiques. Le stockage a \u00e9galement \u00e9t\u00e9 optimis\u00e9 pour le traitement de tableaux sparse de tailles h\u00e9t\u00e9rog\u00e8nes (les cellules peuvent contenir des donn\u00e9es de diff\u00e9rents types et il est possible d'effectuer des op\u00e9rations de fusion sur des colonnes de types vari\u00e9s, par exemple celles contenant un nom, un temps et un prix). Le support pour les colonnes avec des donn\u00e9es textuelles a \u00e9t\u00e9 ajout\u00e9. Des modules pour l'int\u00e9gration avec Google Cloud Storage et Azure Blob Storage ont \u00e9t\u00e9 inclus. L'API pour le langage R a \u00e9t\u00e9 r\u00e9vis\u00e9e.<\/p>\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=52917\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u043e \u0445\u0440\u0430\u043d\u0438\u043b\u0438\u0449\u0435 TileDB 2.0, \u043e\u043f\u0442\u0438\u043c\u0438\u0437\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u0435 \u0434\u043b\u044f \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u043c\u043d\u043e\u0433\u043e\u043c\u0435\u0440\u043d\u044b\u0445 \u043c\u0430\u0441\u0441\u0438\u0432\u043e\u0432 \u0438 \u0434\u0430\u043d\u043d\u044b\u0445, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c\u044b\u0445 \u0432 \u043d\u0430\u0443\u0447\u043d\u044b\u0445 \u0440\u0430\u0441\u0447\u0451\u0442\u0430\u0445. \u0412 \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0435 \u043e\u0431\u043b\u0430\u0441\u0442\u0435\u0439 \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u044f TileDB \u0443\u043f\u043e\u043c\u0438\u043d\u0430\u044e\u0442\u0441\u044f \u0440\u0430\u0437\u043b\u0438\u0447\u043d\u044b\u0435 \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0433\u0435\u043d\u0435\u0442\u0438\u0447\u0435\u0441\u043a\u043e\u0439 \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438, \u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u0441\u0442\u0432\u0435\u043d\u043d\u044b\u0445 \u0438 \u0444\u0438\u043d\u0430\u043d\u0441\u043e\u0432\u044b\u0445 \u0434\u0430\u043d\u043d\u044b\u0445, \u0442.\u0435. \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u043e\u043f\u0435\u0440\u0438\u0440\u0443\u044e\u0449\u0438\u0435 \u0440\u0430\u0437\u0440\u0435\u0436\u0435\u043d\u043d\u044b\u043c\u0438 \u0438\u043b\u0438 \u043d\u0435\u043f\u0440\u0435\u0440\u044b\u0432\u043d\u043e \u0437\u0430\u043f\u043e\u043b\u043d\u044f\u0435\u043c\u044b\u043c\u0438 \u043c\u043d\u043e\u0433\u043e\u043c\u0435\u0440\u043d\u044b\u043c\u0438 \u043c\u0430\u0441\u0441\u0438\u0432\u0430\u043c\u0438. TileDB \u043f\u0440\u0435\u0434\u043b\u0430\u0433\u0430\u0435\u0442 \u0421++ \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0443 \u0434\u043b\u044f \u043f\u0440\u043e\u0437\u0440\u0430\u0447\u043d\u043e\u0433\u043e \u0430\u0431\u0441\u0442\u0440\u0430\u0433\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0434\u043e\u0441\u0442\u0443\u043f\u0430 \u043a \u0434\u0430\u043d\u043d\u044b\u043c \u0438 \u043c\u0435\u0442\u0430\u0434\u0430\u043d\u043d\u044b\u043c \u0432 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f\u0445, \u0431\u0435\u0440\u044f \u043d\u0430 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":80992,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-80991","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=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u043e \u0445\u0440\u0430\u043d\u0438\u043b\u0438\u0449\u0435 TileDB.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/prohoster.info\/fr\/blog\/news\/vypusk-dvizhka-hraneniya-tiledb-2-0\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.2\" \/>\n\t\t<meta 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