{"id":136040,"date":"2025-06-09T15:05:09","date_gmt":"2025-06-09T13:05:10","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/opublikovana-novaya-lts-vetka-subd-mariadb-11-8"},"modified":"2025-06-09T15:05:09","modified_gmt":"2025-06-09T13:05:10","slug":"opublikovana-novaya-lts-vetka-subd-mariadb-11-8","status":"publish","type":"post","link":"https:\/\/prohoster.info\/da\/blog\/news\/opublikovana-novaya-lts-vetka-subd-mariadb-11-8","title":{"rendered":"Den nye LTS-version af MariaDB-databasen 11.8 er offentliggjort.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Udgivelsen af databasen MariaDB 11.8.2 er pr\u00e6senteret, som er den f\u00f8rste stabile version af 11.8-serien. MariaDB 11.8-serien er klassificeret som en langsigtet supportversion og vil blive st\u00f8tte i mindst 5 \u00e5r. Samtidig er version 12.0.1 tilg\u00e6ngelig, som har status som kandidat til udgivelse.      <\/p>\n<p>MariaDB projektet udvikler en gren fra MySQL, der bevarer bagudkompatibilitet og adskiller sig ved integrationen af yderligere lagringsmotorer og avancerede funktioner. Udviklingen af MariaDB styres af den uafh\u00e6ngige organisation MariaDB Foundation i henhold til en \u00e5ben og gennemsigtig udviklingsproces, der ikke er afh\u00e6ngig af enkeltproducenter. MariaDB leveres i stedet for MySQL i mange Linux-distributioner (RHEL, SUSE, Fedora, openSUSE, Slackware, OpenMandriva, ROSA, Arch Linux, Debian) og er implementeret i store projekter som Wikipedia, Google Cloud SQL og Nimbuzz.       <\/p>\n<p>Blandt \u00e6ndringerne i MariaDB 11.8 sammenlignet med den tidligere LTS-udgave 11.4:  <\/p>\n<ul>\n<li class=\"l\"> Integrationer fra MariaDB Vector-projektet, som udvikler funktioner til vektors\u00f8gning, der er eftertragtet i maskinl\u00e6ringssystemer, er blevet tilf\u00f8jet. Indbygget support til datatypen VECTOR, funktionerne VEC_DISTANCE_EUCLIDEAN(), VEC_DISTANCE_COSINE() og VEC_DISTANCE() for beregning af vektorl\u00f8shed samt funktionerne VEC_FromText() og VEC_ToText() til konvertering mellem bin\u00e6re og tekstuelle repr\u00e6sentationer af vektorer er implementeret. Optimeringer til vektorer er realiseret ved hj\u00e6lp af SIMD-erudvidelser fra Intel CPU'er (AVX2 og AVX512), ARM og IBM Power10. Tests viser, at ydelsen ved vektorforesp\u00f8rgsler i MariaDB overg\u00e5r Redis, pgvector, qdrant og weaviate.      <center><img decoding=\"async\" alt=\"Den nye LTS-version af MariaDB-databasen 11.8 er offentliggjort. \" src=\"\/wp-content\/uploads\/2025\/06\/5dab0cbe2844dfeca0434c966be5ee52.png\" style=\"display:block;margin: 0 auto;\" \/><\/center>\n<li class=\"l\"> Problemet med \u00e5r 2038 er l\u00f8st. Gr\u00e6nsen for TIMESTAMP-type er blevet forh\u00f8jet fra 2038 til 2106.\n<li class=\"l\"> Som standard er Unicode (utf8mb4) med fuld emoji-underst\u00f8ttelse konfigureret i stedet for latin1. Indstillingerne for lokaliteter &#171;Collation&#187;, der definerer reglerne for sortering og sammenligning med hensyn til symbolernes betydning, er opdateret til version UCA 14.0.0.\n<li class=\"l\"> En ny password-authentificeringsplugin PARSEC (Password Authentication with Response Signed by Elliptic Curves) er tilf\u00f8jet, som anvender PBKDF2-funktionen til at generere en password-hash og verificere svar ved hj\u00e6lp af en offentlig n\u00f8gle baseret p\u00e5 ed25519 digitale signaturer.\n<li class=\"l\"> Autentificeringen ved adgang til databasen fra et lokalt system er forbedret ved brug af UNIX-socket.\n<li class=\"l\"> Der er tilf\u00f8jet support til multitr\u00e5det oprettelse og gendannelse af backup i mariadb-dump og mariadb-import. Parallelisering anvendes b\u00e5de ved dumpning af en stor database og ved samtidig backup af flere databaser.\n<li class=\"l\"> Ydelsen ved replikering er betydeligt forbedret. For at fremskynde modtagelsen af meget store transaktioner er der implementeret en mekanisme til skift af segmenter i den bin\u00e6re log (binlog), hvilket g\u00f8r det muligt at undg\u00e5 ressourcekr\u00e6vende filkopieringsoperationer. For at reducere genstart efter fejl er der sikret transaktionsrollback (rollback) i asynkron tilstand. En indstilling &#171;slave_replication_delay_abort_timeout&#187; er tilf\u00f8jet for automatisk at kunne annullere transaktioner, der blokerer replikeringen for l\u00e6nge.\n<li class=\"l\"> Overv\u00e5gningsv\u00e6rkt\u00f8jerne er udvidet. Der er tilf\u00f8jet flere kolonner til statistik tabellerne til analyse af ydeevne og diagnosticering af problemer.\n<li class=\"l\"> En tabel USERS med oplysninger om brugerne, anvendte begr\u00e6nsninger og varigheden af deres adgangskoder er blevet tilf\u00f8jet.\n<li class=\"l\"> Der er tilf\u00f8jet kommandoer &#171;FLUSH GLOBAL STATUS&#187;, &#171;REPAIR TABLE &#8230; FORCE&#187; og &#171;SHOW CREATE SERVER&#187;.\n<li class=\"l\"> Muligheden for at returnere v\u00e6rdier med typen ROW fra lagrede procedurer er blevet tilf\u00f8jet.\n<li class=\"l\"> Kompatibiliteten med Oracle-database systemet er forbedret ved arbejdet med sekvenser (sequence). Handlingen &#171;CREATE SEQUENCE &#8230; AS&#187; kan nu bruges med enhver heltalsdatatype, inklusive &#171;BIGINT UNSIGNED&#187;.\n<li class=\"l\"> Der er tilf\u00f8jet nye funktioner til at generere UUID &#8212; UUID_v7 og UUID_v4.\n<li class=\"l\"> Funktionen FORMAT_BYTES til konvertering af byteantal til et l\u00e6sbart format er blevet tilf\u00f8jet (for eksempel vil FORMAT_BYTES(1000000000) returnere 953.67 MiB).\n<li class=\"l\"> Muligheden for at begr\u00e6nse den diskplads, der bruges til midlertidige filer og midlertidige tabeller, er blevet tilf\u00f8jet. Indstillingerne max_tmp_session_space_usage og max_tmp_total_space_usage er blevet tilf\u00f8jet for at fasts\u00e6tte gr\u00e6nser, der g\u00e6lder for \u00e9n og alle brugere.\n<li class=\"l\"> Optimeringsprocessen for foresp\u00f8rgsler er accelereret ved opdaterings-\/sletningsoperationer med en enkelt tabel. Optimeringer, der besk\u00e6rer kodninger til et mindre delm\u00e6ngde af symboler, er aktiveret som standard. Foresp\u00f8rgsler med udtryk &#171;SUBSTR(col, 1, n) = const_str&#187; er blevet accelereret. Der er tilf\u00f8jet support til optimering af virtuelle kolonner.          <\/ul>\n<p>Kilde: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=63378\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u0421\u0423\u0411\u0414 MariaDB 11.8.2, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043e\u0442\u043c\u0435\u0447\u0435\u043d \u043a\u0430\u043a \u043f\u0435\u0440\u0432\u044b\u0439 \u0441\u0442\u0430\u0431\u0438\u043b\u044c\u043d\u044b\u0439 \u0440\u0435\u043b\u0438\u0437 \u0432\u0435\u0442\u043a\u0438 11.8. \u0412\u0435\u0442\u043a\u0430 MariaDB 11.8 \u043e\u0442\u043d\u0435\u0441\u0435\u043d\u0430 \u043a \u0432\u044b\u043f\u0443\u0441\u043a\u0430\u043c \u0441 \u0434\u043b\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u043c \u0441\u0440\u043e\u043a\u043e\u043c \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0438 \u0438 \u0431\u0443\u0434\u0435\u0442 \u0441\u043e\u043f\u0440\u043e\u0432\u043e\u0436\u0434\u0430\u0442\u044c\u0441\u044f \u043a\u0430\u043a \u043c\u0438\u043d\u0438\u043c\u0443\u043c 5 \u043b\u0435\u0442. \u041e\u0434\u043d\u043e\u0432\u0440\u0435\u043c\u0435\u043d\u043d\u043e \u0434\u043e\u0441\u0442\u0443\u043f\u0435\u043d \u0432\u044b\u043f\u0443\u0441\u043a MariaDB 12.0.1, \u0438\u043c\u0435\u044e\u0449\u0438\u0439 \u0441\u0442\u0430\u0442\u0443\u0441 \u043a\u0430\u043d\u0434\u0438\u0434\u0430\u0442\u0430 \u0432 \u0440\u0435\u043b\u0438\u0437\u044b. \u041f\u0440\u043e\u0435\u043a\u0442\u043e\u043c MariaDB \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u043e\u0442\u0432\u0435\u0442\u0432\u043b\u0435\u043d\u0438\u0435 \u043e\u0442 MySQL, \u0441\u043e\u0445\u0440\u0430\u043d\u044f\u044e\u0449\u0435\u0435 \u043e\u0431\u0440\u0430\u0442\u043d\u0443\u044e \u0441\u043e\u0432\u043c\u0435\u0441\u0442\u0438\u043c\u043e\u0441\u0442\u044c \u0438 \u043e\u0442\u043b\u0438\u0447\u0430\u044e\u0449\u0435\u0435\u0441\u044f \u0438\u043d\u0442\u0435\u0433\u0440\u0430\u0446\u0438\u0435\u0439 \u0434\u043e\u043f\u043e\u043b\u043d\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0445 \u0434\u0432\u0438\u0436\u043a\u043e\u0432 \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":136041,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-136040","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - 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