{"id":120982,"date":"2024-12-14T09:46:06","date_gmt":"2024-12-14T09:46:06","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-vstraivaemoj-subd-libmdbx-0-13-2"},"modified":"2026-05-20T17:49:32","modified_gmt":"2026-05-20T17:49:32","slug":"vypusk-vstraivaemoj-subd-libmdbx-0-13-2","status":"publish","type":"post","link":"https:\/\/prohoster.info\/ro\/blog\/news\/vypusk-vstraivaemoj-subd-libmdbx-0-13-2","title":{"rendered":"Lansarea sistemului de gestionare a bazelor de date \u00eencorporate libmdbx 0.13.2","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>A fost publicat\u0103 versiunea bibliotecii libmdbx 0.13.2 (MDBX) cu implementarea unei baze de date \u00eencorporate de tip cheie-valoare, de \u00eenalt\u0103 performan\u021b\u0103 \u0219i compact\u0103. Codul libmdbx este distribuit sub licen\u021ba Apache 2.0. Sunt suportate toate sistemele de operare \u0219i arhitecturile actuale, inclusiv Elbrus 2000 din Rusia. Pentru libmdbx, este propus un API dezvoltat pentru C++, precum \u0219i leg\u0103turi suportate de entuzia\u0219ti pentru limbajele Rust, Haskell, Python, NodeJS, Ruby, Go, Nim, Deno, Scala.      <\/p>\n<p>Istoric, libmdbx este o reproiectare profund\u0103 a SGBD-ului LMDB \u0219i \u00eel dep\u0103\u0219e\u0219te pe acesta \u00een ceea ce prive\u0219te fiabilitatea, setul de func\u021bionalit\u0103\u021bi \u0219i performan\u021b\u0103. Comparativ cu LMDB, libmdbx acord\u0103 o mare aten\u021bie calit\u0103\u021bii codului, func\u021bion\u0103rii stabile a API-ului, test\u0103rii \u0219i verific\u0103rilor automate. Este disponibil un utilitar pentru verificarea integrit\u0103\u021bii structurii BD cu unele func\u021bii de restaurare. Din punct de vedere tehnologic, libmdbx ofer\u0103 ACID, serializarea strict\u0103 a modific\u0103rilor \u0219i citiri neblocate cu scalare liniar\u0103 pe nuclee CPU. Este suportat\u0103 auto-compac\u021bia, gestionarea automat\u0103 a dimensiunii BD \u0219i estimarea volumului de interog\u0103ri pe intervale (range query estimation).        <\/p>\n<p>Modific\u0103ri principale:  <\/p>\n<ul>\n<li class=\"l\"> Actualizarea accelerat\u0103 a GC la returnarea\/\u00eemp\u0103turirea listelor de pagini \u00een scenarii complexe. A fost completat \u0219i activat modul experimental de feedback corectiv, anterior dezactivat. Acest lucru a \u00eembun\u0103t\u0103\u021bit semnificativ convergen\u021ba (reducerea num\u0103rului de \u00eencerc\u0103ri repetate) \u0219i a eliminat un defect care ducea la \u201ecicluri\u201d la fixarea tranzac\u021biilor (cu returnarea erorii MDBX_PROBLEM) \u00een condi\u021bii rare \u0219i specifice.\n<li class=\"l\"> \u00cen scripturile de construire CMake a fost inclus standardul C23.\n<li class=\"l\"> Au fost ad\u0103ugate macro T pentru func\u021bii pereche char\/wchar_t.\n<li class=\"l\"> \u00cen API-ul C++ a fost ad\u0103ugat suport pentru tranzac\u021bii de scriere \u00eencorporate.\n<li class=\"l\"> S-a realizat trecerea la a doua edi\u021bie a specifica\u021biei versiunii semantice (\u201eSemantic Versioning 2\u201d) \u0219i a fost asigurat exportul informa\u021biilor despre versiune \u00een VERSION.json.\n<li class=\"l\"> Pentru reproducibilitatea construc\u021biilor, a fost ad\u0103ugat suport pentru variabila de mediu SOURCE_DATE_EPOCH. Suportul pentru MDBX_BUILD_TIMESTAMP este p\u0103strat \u0219i aceast\u0103 variabil\u0103 are prioritate.\n<li class=\"l\"> A fost ad\u0103ugat\u0103 posibilitatea de a specifica informa\u021bii suplimentare despre construc\u021bia libmdbx prin op\u021biunea MDBX_BUILD_METADATA. Informa\u021biile specificate sunt acum incluse \u00een cadrul bibliotecii ca valoare mdbx_build.metadata \u0219i ulterior vor fi folosite \u0219i la formarea pachetelor etc.\n<li class=\"l\"> A fost ad\u0103ugat logare pentru erorile returnate din API. Acum, este suficient s\u0103 se seteze nivelul de logare MDBX_LOG_DEBUG (pentru logarea erorilor, cu excep\u021bia MDBX_NOTFOUND) sau MDBX_LOG_TRACE (pentru logarea tuturor erorilor, inclusiv MDBX_RESULT_TRUE).\n<li class=\"l\"> Schimbarea comportamentului:\n<ul>\n<li class=\"l\"> A fost ad\u0103ugat\u0103 metoda mdbx::cursor::get_multiple_samelength() \u0219i a fost redenumit\u0103 mdbx::txn::put_multiple_samelength().\n<li class=\"l\"> Pentru uniformitatea API-ului C++, \u00een timpul opera\u021biei MDBX_GET_MULTIPLE, acum se returneaz\u0103 \u0219i valoarea cheii \u00een sine.\n<li class=\"l\">  Pentru constantele dimensionale mdbx::env::geometry, tipul de baz\u0103 a fost schimbat din size_t f\u0103r\u0103 semn \u00een intptr_t semnat.\n<li class=\"l\"> Alegerea utiliz\u0103rii ntdll \u00een loc de CRT se face acum doar atunci c\u00e2nd API-ul C++ este dezactivat explicit.\n<li class=\"l\">  Memoria pentru tranzac\u021biile de citire anulate\/interupte, care sunt transmise \u00een mdbx_txn_commit(), este acum eliberat\u0103. Acordul API-ului cere ca aceste tranzac\u021bii s\u0103 fie eliberate prin mdbx_txn_abort(), astfel \u00eenc\u00e2t func\u021bia mdbx_txn_commit() s\u0103 returneze o eroare \u00een aceste cazuri, f\u0103r\u0103 a distruge tranzac\u021biile \u00een sine. Acest lucru a dus la scurgeri de memorie din cauza erorilor \u00een aplica\u021bii, ceea ce a determinat schimbarea comportamentului.\n<li class=\"l\"> Utilizarea macro-ului __deprecated_enum, dac\u0103 este definit.\n<li class=\"l\"> C\u00e2nd se compileaz\u0103 prin CMake, alegerea standardului de limbaj C este acum conform\u0103 cu CMAKE_C_STANDARD.  <\/ul>\n<\/ul>\n<p>Sursa: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=62403\">opennet.ro<\/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 0.13.2 (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 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 Apache 2.0. \u041f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u044e\u0442\u0441\u044f \u0432\u0441\u0435 \u0430\u043a\u0442\u0443\u0430\u043b\u044c\u043d\u044b\u0435 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u044b\u0435 \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u0438 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u044b, \u0430 \u0442\u0430\u043a\u0436\u0435 \u0440\u043e\u0441\u0441\u0438\u0439\u0441\u043a\u0438\u0439 \u042d\u043b\u044c\u0431\u0440\u0443\u0441 2000. \u0414\u043b\u044f libmdbx \u043f\u0440\u0435\u0434\u043b\u0430\u0433\u0430\u0435\u0442\u0441\u044f \u0440\u0430\u0437\u0432\u0438\u0442\u043e\u0435 API \u0434\u043b\u044f C++, \u0430 \u0442\u0430\u043a\u0436\u0435 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u043c\u044b\u0435 \u044d\u043d\u0442\u0443\u0437\u0438\u0430\u0441\u0442\u0430\u043c\u0438 \u043f\u0440\u0438\u0432\u044f\u0437\u043a\u0438 \u043a \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-120982","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2.1 - 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Codul libmdbx este distribuit sub licen\u021ba Apache 2.0.","canonical_url":"https:\/\/prohoster.info\/ro\/blog\/news\/vypusk-vstraivaemoj-subd-libmdbx-0-13-2","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"ro_RO","og:site_name":"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b","og:type":"article","og:title":"\ud83e\udd47\u0412\u044b\u043f\u0443\u0441\u043a \u0432\u0441\u0442\u0440\u0430\u0438\u0432\u0430\u0435\u043c\u043e\u0439 \u0421\u0423\u0411\u0414 libmdbx 0.13.2 | ProHoster","og:description":"\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 0.13.2 (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 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 Apache 2.0.","og:url":"https:\/\/prohoster.info\/ro\/blog\/news\/vypusk-vstraivaemoj-subd-libmdbx-0-13-2","og:image":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:secure_url":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:width":350,"og:image:height":350,"article:published_time":"2024-12-14T09:46:06+00:00","article:modified_time":"2026-05-20T17:49:32+00:00","article:publisher":"https:\/\/www.facebook.com\/prohoster","article:author":"https:\/\/www.facebook.com\/prohoster"},"aioseo_meta_data":{"post_id":"120982","title":null,"description":null,"keywords":null,"keyphrases":null,"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"default","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":null,"og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":false,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"","isEnabled":true},"graphs":[]},"schema_type":"default","schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":null,"robots_max_videopreview":null,"robots_max_imagepreview":"large","priority":null,"frequency":null,"local_seo":null,"seo_analyzer_scan_date":"2026-01-23 08:54:20","breadcrumb_settings":null,"limit_modified_date":false,"reviewed_by":null,"ai":null,"created":"2026-01-23 08:54:20","updated":"2026-01-23 08:54:20","focus_keyword":null,"additional_keywords":null,"truseo_locale":null},"gt_translate_keys":[{"key":"link","format":"url"}],"_links":{"self":[{"href":"https:\/\/prohoster.info\/ro\/wp-json\/wp\/v2\/posts\/120982","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/ro\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/ro\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/ro\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/ro\/wp-json\/wp\/v2\/comments?post=120982"}],"version-history":[{"count":0,"href":"https:\/\/prohoster.info\/ro\/wp-json\/wp\/v2\/posts\/120982\/revisions"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/ro\/wp-json\/wp\/v2\/media?parent=120982"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/ro\/wp-json\/wp\/v2\/categories?post=120982"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/ro\/wp-json\/wp\/v2\/tags?post=120982"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}