{"id":120215,"date":"2024-10-17T19:09:08","date_gmt":"2024-10-17T17:09:08","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-subd-mysql-9-1-0"},"modified":"2024-10-17T19:09:08","modified_gmt":"2024-10-17T17:09:08","slug":"vypusk-subd-mysql-9-1-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/da\/blog\/news\/vypusk-subd-mysql-9-1-0","title":{"rendered":"Udgivelse af databasen MySQL 9.1.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Oracle har dannet en ny gren af databasen MySQL 9.1.0. MySQL Community Server 9.1.0-versionerne er blevet forberedt til alle de store Linux-distributioner, FreeBSD, macOS og Windows. Som en del af den nye model for releases, der blev indf\u00f8rt sidste \u00e5r, er MySQL 9.1 blevet klassificeret som en 'Innovation' gren, hvortil den n\u00e6ste store version MySQL 9.2 ogs\u00e5 vil tilh\u00f8re. Innovation-grene anbefales til dem, der \u00f8nsker tidlig adgang til nye funktioner, og de udgives hver tredje m\u00e5ned og underst\u00f8ttes kun indtil den n\u00e6ste store version offentligg\u00f8res (for eksempel oph\u00f8rer underst\u00f8ttelsen af version 9.0 efter frigivelsen af version 9.1). I sommeren n\u00e6ste \u00e5r planl\u00e6gges der at udgive en LTS-version, som anbefales til implementeringer, der har behov for forudsigelighed og langvarig stabilitet. Efter LTS-grenen vil en ny Innovation-gren blive dannet \u2014 MySQL 10.0.        <\/p>\n<p>V\u00e6sentlige \u00e6ndringer i MySQL 9.1:  <\/p>\n<ul>\n<li class=\"l\"> Der er tilf\u00f8jet underst\u00f8ttelse af udtrykket 'IF NOT EXISTS' i operationen 'CREATE VIEW', som g\u00f8r det muligt at oprette et view kun, hvis et view med det angivne navn endnu ikke eksisterer, samt undg\u00e5 at returnere en fejl, hvis viewet allerede er oprettet.\n<li class=\"l\"> Indl\u00e6sningen af triggere er oph\u00f8rt ved udf\u00f8relse af operationer, der kun involverer l\u00e6sning. Tidligere blev triggere indl\u00e6st ved enhver adgang til tabellen, hvilket f\u00f8rte til un\u00f8dvendigt hukommelsesforbrug og CPU-belastning i situationer, hvor triggere ikke blev brugt (for eksempel ved SELECT-foresp\u00f8rgsler). I MySQL 9.1 er behandlingen og indl\u00e6sningen af triggere opdelt i to faser: l\u00e6sning af metadata om triggeren og analyse + udf\u00f8relse af triggeren. Data, der indhentes i den f\u00f8rste fase, opbevares \u00e9n gang og deles derefter mellem forskellige instanser af triggeren. Analyse og udf\u00f8relse af triggeren udf\u00f8res kun for udtryk, der medf\u00f8rer \u00e6ndring i data. Desuden, for at reducere hukommelsesforbruget, er der sket en overgang fra statisk tildeling af buffere til dynamisk hukommelsestildeling ved behov for behandling af fejl i triggere.\n<li class=\"l\"> Udvigelsen af operationen 'EXPLAIN' viser nu oplysninger om brugen af multi-range l\u00e6sning og anvendelse af semi-join strategien, hvorunder der kun behandles r\u00e6kker fra \u00e9n tabel ved JOIN operationer.\n<li class=\"l\"> Der er sikret atomisk udf\u00f8relse af operationerne 'CREATE DATABASE' og 'DROP DATABASE' for at beskytte mod fejl i tilf\u00e6lde af nedbrud eller opst\u00e5en af fejl p\u00e5 filsystemniveau under udf\u00f8relsen af disse operationer. For eksempel kunne der tidligere v\u00e6re dannet en ufuldst\u00e6ndig og ikke-funktionel database-struktur ved et nedbrud under 'CREATE DATABASE', hvilket kr\u00e6vede manuel indgriben for at rydde op.\n<li class=\"l\"> I de p\u00e5 JavaScript skrevde lagrede procedurer er der tilf\u00f8jet st\u00f8tte for typen VECTOR. Data med den angivne type kan nu overf\u00f8res i input- og outputparametre.\n<li class=\"l\"> Muligheden for autentificering ved forbindelse til DBMS ved brug af OpenID Connect-protokollen er blevet tilf\u00f8jet.\n<li class=\"l\"> 27 s\u00e5rbarheder er blevet udbedret, hvoraf den mest alvorlige (CVE-2024-5535) har f\u00e5et kritisk faregrad (9,1 ud af 10). S\u00e5rbarheden kan udnyttes eksternt uden autentificering. Problemet skyldes l\u00e6sning af data fra omr\u00e5der uden for tildelt buffer i OpenSSL-biblioteket og kan f\u00f8re til nedbrud eller hukommelsesl\u00e6kage i svaret efter forbindelse med <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/da\/server\/dts-prohoster\/\"   title=\"serveren\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"3093\">serveren<\/a>  ved at angive forkerte protokolparametre.       <\/ul>\n<p>Kilde: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=62067\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Oracle \u0441\u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043b\u0430 \u043d\u043e\u0432\u0443\u044e \u0432\u0435\u0442\u043a\u0443 \u0421\u0423\u0411\u0414 MySQL 9.1.0. \u0421\u0431\u043e\u0440\u043a\u0438 MySQL Community Server 9.1.0 \u043f\u043e\u0434\u0433\u043e\u0442\u043e\u0432\u043b\u0435\u043d\u044b \u0434\u043b\u044f \u0432\u0441\u0435\u0445 \u043e\u0441\u043d\u043e\u0432\u043d\u044b\u0445 \u0434\u0438\u0441\u0442\u0440\u0438\u0431\u0443\u0442\u0438\u0432\u043e\u0432 Linux, FreeBSD, macOS \u0438 Windows. \u0412 \u0440\u0430\u043c\u043a\u0430\u0445 \u0432\u043d\u0435\u0434\u0440\u0451\u043d\u043d\u043e\u0439 \u0432 \u043f\u0440\u043e\u0448\u043b\u043e\u043c \u0433\u043e\u0434\u0443 \u043d\u043e\u0432\u043e\u0439 \u043c\u043e\u0434\u0435\u043b\u0438 \u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0440\u0435\u043b\u0438\u0437\u043e\u0432, MySQL 9.1 \u043e\u0442\u043d\u0435\u0441\u0451\u043d \u043a \u0432\u0435\u0442\u043a\u0430\u043c &#171;Innovation&#187;, \u043a \u043a\u043e\u0442\u043e\u0440\u044b\u043c \u0442\u0430\u043a\u0436\u0435 \u0431\u0443\u0434\u0435\u0442 \u043e\u0442\u043d\u0435\u0441\u0451\u043d \u0441\u043b\u0435\u0434\u0443\u044e\u0449\u0438\u0439 \u0437\u043d\u0430\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0439 \u0440\u0435\u043b\u0438\u0437 MySQL 9.2. Innovation-\u0432\u0435\u0442\u043a\u0438 \u0440\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u043e\u0432\u0430\u043d\u044b \u0434\u043b\u044f \u0442\u0435\u0445, \u043a\u0442\u043e \u0445\u043e\u0447\u0435\u0442 [&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-120215","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Oracle \u0441\u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043b\u0430 \u043d\u043e\u0432\u0443\u044e \u0432\u0435\u0442\u043a\u0443 \u0421\u0423\u0411\u0414 MySQL 9.1.0. \u0421\u0431\u043e\u0440\u043a\u0438 MySQL Community Server 9.1.0 \u043f\u043e\u0434\u0433\u043e\u0442\u043e\u0432\u043b\u0435\u043d\u044b \u0434\u043b\u044f \u0432\u0441\u0435\u0445 \u043e\u0441\u043d\u043e\u0432\u043d\u044b\u0445 \u0434\u0438\u0441\u0442\u0440\u0438\u0431\u0443\u0442\u0438\u0432\u043e\u0432 Linux, FreeBSD, macOS \u0438 Windows.\" \/>\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\/da\/blog\/news\/vypusk-subd-mysql-9-1-0\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.3\" \/>\n\t\t<meta property=\"og:locale\" content=\"da_DK\" \/>\n\t\t<meta property=\"og:site_name\" content=\"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\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"\ud83e\udd47\u0412\u044b\u043f\u0443\u0441\u043a \u0421\u0423\u0411\u0414 MySQL 9.1.0 | ProHoster\" \/>\n\t\t<meta property=\"og:description\" content=\"\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Oracle \u0441\u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043b\u0430 \u043d\u043e\u0432\u0443\u044e \u0432\u0435\u0442\u043a\u0443 \u0421\u0423\u0411\u0414 MySQL 9.1.0. \u0421\u0431\u043e\u0440\u043a\u0438 MySQL Community Server 9.1.0 \u043f\u043e\u0434\u0433\u043e\u0442\u043e\u0432\u043b\u0435\u043d\u044b \u0434\u043b\u044f \u0432\u0441\u0435\u0445 \u043e\u0441\u043d\u043e\u0432\u043d\u044b\u0445 \u0434\u0438\u0441\u0442\u0440\u0438\u0431\u0443\u0442\u0438\u0432\u043e\u0432 Linux, FreeBSD, macOS \u0438 Windows.\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/prohoster.info\/da\/blog\/news\/vypusk-subd-mysql-9-1-0\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg\" \/>\n\t\t<meta property=\"og:image:width\" content=\"350\" \/>\n\t\t<meta property=\"og:image:height\" content=\"350\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2024-10-17T17:09:08+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2024-10-17T17:09:08+00:00\" \/>\n\t\t<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/prohoster\" \/>\n\t\t<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/prohoster\" \/>\n\t\t<!-- All in One SEO -->\n\n","aioseo_head_json":{"title":"\ud83e\udd47Udgivelse af DBMS MySQL 9.1.0 | ProHoster","description":"Oracle har dannet en ny version af DBMS MySQL 9.1.0. 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