{"id":151941,"date":"2025-12-18T11:11:55","date_gmt":"2025-12-18T09:11:55","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-vstraivaemoj-subd-libmdbx-0-13-10"},"modified":"2025-12-18T11:11:55","modified_gmt":"2025-12-18T09:11:55","slug":"vypusk-vstraivaemoj-subd-libmdbx-0-13-10","status":"publish","type":"post","link":"https:\/\/prohoster.info\/fr\/blog\/news\/vypusk-vstraivaemoj-subd-libmdbx-0-13-10","title":{"rendered":"Publication de la base de donn\u00e9es embarqu\u00e9e libmdbx 0.13.10","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>La release de la biblioth\u00e8que libmdbx 0.13.10 (MDBX) a \u00e9t\u00e9 publi\u00e9e, offrant une base de donn\u00e9es int\u00e9gr\u00e9e compacte et performante de type cl\u00e9-valeur. Le code de libmdbx est distribu\u00e9 sous la licence Apache 2.0. Tous les syst\u00e8mes d'exploitation et architectures modernes sont support\u00e9s, y compris le russe Elbrus 2000. Pour libmdbx, une API avanc\u00e9e pour C++ est propos\u00e9e, ainsi que des liaisons prises en charge par des passionn\u00e9s pour les langages Rust, Haskell, Python, NodeJS, Ruby, Go, Nim, Deno et Scala. Parmi les projets utilisant libmdbx, on peut citer Isar, Erigon et Reth, ainsi que les d\u00e9veloppements des entreprises StarkWare et Positive Technologies.    <\/p>\n<p>Historiquement, libmdbx est une refonte approfondie de la base de donn\u00e9es LMDB et surpasse son pr\u00e9d\u00e9cesseur en termes de fiabilit\u00e9, de fonctionnalit\u00e9s et de performances. Compar\u00e9 \u00e0 LMDB, libmdbx accorde une grande attention \u00e0 la qualit\u00e9 du code, \u00e0 la stabilit\u00e9 de l'API, \u00e0 la testabilit\u00e9 et aux v\u00e9rifications automatiques. Un outil de v\u00e9rification de l'int\u00e9grit\u00e9 de la structure de la base de donn\u00e9es est \u00e9galement fourni, offrant certaines capacit\u00e9s de r\u00e9cup\u00e9ration. Techniquement, libmdbx propose ACID, une s\u00e9rialisation stricte des changements et une lecture non bloquante avec un scalabilit\u00e9 lin\u00e9aire sur les c\u0153urs CPU. La compression automatique, la gestion automatique de la taille de la base de donn\u00e9es et l'estimation de la taille des requ\u00eates par intervalles (range query estimation) sont \u00e9galement prises en charge.      <\/p>\n<p>En d\u00e9cembre 2025, le principal d\u00e9p\u00f4t du projet a \u00e9t\u00e9 d\u00e9plac\u00e9 de GitFlic vers SourceCraft. Comme raison, des plaintes de non-russophones et des erreurs dans l'\u00e9diteur Markdown non corrig\u00e9es depuis plus de trois ans ont \u00e9t\u00e9 cit\u00e9es. Il a \u00e9galement \u00e9t\u00e9 rapport\u00e9 que le miroir du projet sur Github avait \u00e9t\u00e9 ferm\u00e9, mais le d\u00e9p\u00f4t a \u00e9t\u00e9 restaur\u00e9 par la suite, expliquant que cela avait \u00e9t\u00e9 fait \u00e0 la demande de d\u00e9veloppeurs de Chine et du Br\u00e9sil, ainsi que de la plateforme Tempo utilisant libmdbx.    <\/p>\n<p>Principales modifications depuis la derni\u00e8re nouvelle du 1er ao\u00fbt :  <\/p>\n<ul>\n<li class=\"l\"> La prise en charge des anciens noyaux Linux a \u00e9t\u00e9 r\u00e9tablie, \u00e0 partir de la version 3.16.\n<li class=\"l\"> La prise en charge du syst\u00e8me d'exploitation mobile Harmony a \u00e9t\u00e9 assur\u00e9e.\n<li class=\"l\"> L'erreur &#171;MDBX_WANNA_RECOVERY&#187; lors de l'ouverture de la base de donn\u00e9es en mode lecture seule est d\u00e9sormais retourn\u00e9e si la taille de la base de donn\u00e9es n'est pas un multiple de la taille de la page syst\u00e8me, mais l'inad\u00e9quation avec la taille du bloc d'allocation de m\u00e9moire virtuelle est ignor\u00e9e.\n<li class=\"l\"> La possibilit\u00e9 de recevoir un &#171;SIGBUS&#187; inattendu en raison de l'allocation tardive\/paresseuse de l'espace m\u00e9moire par le noyau du syst\u00e8me d'exploitation sur un syst\u00e8me de fichiers plein apr\u00e8s l'augmentation d'un fichier de base de donn\u00e9es a \u00e9t\u00e9 supprim\u00e9e.\n<li class=\"l\"> Correction de la v\u00e9rification assert dans le chemin de num\u00e9risation des bitmaps de descripteurs DBI, entra\u00eenant des plantages rares des versions de d\u00e9bogage 32 bits.\n<li class=\"l\"> Pour Android, un man\u0153uvre a \u00e9t\u00e9 mis en \u0153uvre, r\u00e9duisant la probabilit\u00e9 d'une erreur syst\u00e8me &#171;EAGAIN&#187;, qui se produit en raison d'un manque de ressources syst\u00e8me et de processus transitoires lors de la fermeture et de la r\u00e9ouverture rapide de la base de donn\u00e9es.\n<li class=\"l\"> Pour Linux, pr\u00e9vention de l'apparition d'erreurs dans l'impl\u00e9mentation de la fonction fast_commit du syst\u00e8me de fichiers Ext4.\n<li class=\"l\"> Correction d'un d\u00e9faut d'autoconfiguration des param\u00e8tres lors de l'installation de la g\u00e9om\u00e9trie avec une taille minimale de page sp\u00e9cifi\u00e9e, ce qui provoquait une augmentation de la taille de la page sur les machines avec une grande quantit\u00e9 de RAM.\n<li class=\"l\"> Refonte de la mise en \u0153uvre des tampons et d'autres am\u00e9liorations dans l'API C++.  <\/ul>\n<p>Il convient \u00e9galement de souligner l'annonce de la pr\u00e9sentation &#171;libmdbx : Feuille de route, succ\u00e8s, objectifs et obstacles&#187; lors de l'\u00e9v\u00e9nement Ethereum Day, qui se tiendra le 23 d\u00e9cembre \u00e0 Moscou.<br \/>\n<br \/>Source : <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=64441\">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 \u0432\u044b\u043f\u0443\u0441\u043a \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 libmdbx 0.13.10 (MDBX) \u0441 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0435\u0439 \u0432\u044b\u0441\u043e\u043a\u043e\u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0439 \u043a\u043e\u043c\u043f\u0430\u043a\u0442\u043d\u043e\u0439 \u0432\u0441\u0442\u0440\u0430\u0438\u0432\u0430\u0435\u043c\u043e\u0439 \u0431\u0430\u0437\u044b \u0434\u0430\u043d\u043d\u044b\u0445 \u043a\u043b\u0430\u0441\u0441\u0430 \u043a\u043b\u044e\u0447-\u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0435. \u041a\u043e\u0434 libmdbx \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043f\u043e\u0434 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\u044f\u0437\u044b\u043a\u0430\u043c Rust, Haskell, Python, NodeJS, Ruby, Go, Nim, [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-151941","post","type-post","status-publish","format-standard","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 \u0432\u044b\u043f\u0443\u0441\u043a \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 libmdbx 0.13.10 (MDBX) \u0441 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0435\u0439 \u0432\u044b\u0441\u043e\u043a\u043e\u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0439 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