{"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\/et\/blog\/news\/vypusk-vstraivaemoj-subd-libmdbx-0-13-2","title":{"rendered":"V\u00e4ljaanne sisseehitatud andmebaasi libmdbx 0.13.2","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Ilmus v\u00e4lja libmdbx 0.13.2 (MDBX) teek, mis rakendab k\u00f5rge j\u00f5udlusega kompaktset sisseehitatavat v\u00f5tme-v\u00e4\u00e4rtus andmebaasi. libmdbx kood on levitatav Apache 2.0 litsentsi alusel. Toetatakse k\u00f5iki kaasaegseid operatsioonis\u00fcsteeme ja arhitektuure, sealhulgas Venemaa Elbrus 2000. libmdbx jaoks on pakutud arenenud API C++-le ning toetatud huviliste raamistikke Rust, Haskell, Python, NodeJS, Ruby, Go, Nim, Deno, Scala.      <\/p>\n<p>Ajalooliselt on libmdbx s\u00fcgavalt \u00fcmber t\u00f6\u00f6delud andmebaas LMDB-st ning \u00fcletab oma eelk\u00e4ijat usaldusv\u00e4\u00e4rsuse, v\u00f5imaluste ja j\u00f5udluse poolest. LMDB-ga v\u00f5rreldes on libmdbx-is suurt t\u00e4helepanu p\u00f6\u00f6ratud koodi kvaliteedile, API stabiilsele toimimisele, testimisele ja automaatsetele kontrollidele. Saadaval on andmebaasi struktuuri terviklikkuse kontrollimise utiliit m\u00f5ningate taastamisv\u00f5imalustega. Tehnoloogiliselt pakub libmdbx ACID-i, ranget muudatuste seeriat ja mittetakistavat lugemist, millel on lineaarne skaleerimine CPU tuumade vahel. Toetatud on automaatne kompaktimine, andmebaasi suuruse automaatne haldamine ning vahemike p\u00f5hjal tehtud valimite hindamine.        <\/p>\n<p>Peamised muudatused:  <\/p>\n<ul>\n<li class=\"l\"> Kiirendatud GC uuendamine lehtede loendite tagastamisel\/paigutamisel keerulistes stsenaariumides. Parandatud ja aktiveeritud varasemalt v\u00e4lja l\u00fclitatud eksperimentaalne tagasiside re\u017eiim. See on oluliselt parandanud konvergentsi (v\u00e4henenud on katsed) ning k\u00f5rvaldanud vea, mis viis \u201ets\u00fcklisse\u201d fikseerimise ajal (MDBX_PROBLEM veaga tagastamise) harvades spetsiifilistes tingimustes.\n<li class=\"l\"> CMake'i ehitus skriptides on lisatud standard C23.\n<li class=\"l\"> Lisatud on T-makro paari funktsioonide char\/wchar_t jaoks.\n<li class=\"l\"> C++ API-s on lisatud toetust pesastatud kirjutamise tehingutele.\n<li class=\"l\"> \u00dcleminek teisele semantilise versioonimise spetsifikatsiooni redaktsioonile (\"Semantic Versioning 2\") ja tagatud teabe eksport versiooni kohta VERSION.json.\n<li class=\"l\"> Kogude korduvuse tagamiseks on lisatud keskkonnamuutuja SOURCE_DATE_EPOCH tugi. MDBX_BUILD_TIMESTAMP tugi on s\u00e4ilinud ja see muutujal on esikohal.\n<li class=\"l\"> Lisatud on v\u00f5imalus m\u00e4\u00e4rata lisainfot libmdbx kogumise kohta l\u00e4bi valiku MDBX_BUILD_METADATA. See info lisatakse n\u00fc\u00fcd lihtsalt raamatukokku mdbx_build.metadata v\u00e4\u00e4rtusena ja hiljem kasutatakse seda ka pakettide koostamisel jne.\n<li class=\"l\"> Lisatud on vigade logimine, mis tagastatakse API-st. N\u00fc\u00fcd piisab, kui m\u00e4\u00e4rata MDBX_LOG_DEBUG logimise tase (vigade logimiseks v\u00e4lja arvatud MDBX_NOTFOUND) v\u00f5i MDBX_LOG_TRACE (k\u00f5igi vigade logimiseks, sealhulgas MDBX_RESULT_TRUE).\n<li class=\"l\"> K\u00e4itumise muutus:\n<ul>\n<li class=\"l\"> Lisatud on meetod mdbx::cursor::get_multiple_samelength() ja renimeeritud on mdbx::txn::put_multiple_samelength().\n<li class=\"l\"> C++ API \u00fchtsuse tagamiseks tagastatakse MDBX_GET_MULTIPLE operatsiooni teostamisel n\u00fc\u00fcd ka v\u00f5tme v\u00e4\u00e4rtus.\n<li class=\"l\">  M\u00f5\u00f5tkonstantide mdbx::env::geometry baast\u00fc\u00fcp on muudetud ilma m\u00e4rgita size_t t\u00fc\u00fcbi asemel m\u00e4rgiliseks intptr_t-iks.\n<li class=\"l\"> Valik ntdll kasutamiseks CRT asemel tehakse n\u00fc\u00fcd ainult siis, kui C++ API on selges\u00f5naliselt v\u00e4ljal\u00fclitatud.\n<li class=\"l\">  Tagatud on m\u00e4luleke tagasi l\u00fckatud\/katkestatud lugemistehingutelt, mis edastatakse mdbx_txn_commit(). API kokkulepe n\u00f5uab, et sellised tehingud vabastataks mdbx_txn_abort() kaudu, mist\u00f5ttu funktsioon mdbx_txn_commit() tagastab sellistel juhtudel vea, mitte ei h\u00e4vita ise tehingut. See p\u00f5hjustas m\u00e4lulekkeid rakenduste vigade t\u00f5ttu, mis sundis k\u00e4itumist muutma.\n<li class=\"l\"> Makro __deprecated_enum kasutamine, kui see on m\u00e4\u00e4ratletud.\n<li class=\"l\"> CMake'i kaudu ehitamisel valitakse C keele standard n\u00fc\u00fcd CMAKE_C_STANDARD arvestusega.  <\/ul>\n<\/ul>\n<p>Allikas: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=62403\">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 0.13.2 (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 5.0.1.1 - 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