{"id":140411,"date":"2025-08-11T17:12:00","date_gmt":"2025-08-11T15:12:01","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-subd-redis-8-2"},"modified":"2025-08-11T17:12:00","modified_gmt":"2025-08-11T15:12:01","slug":"vypusk-subd-redis-8-2","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/vypusk-subd-redis-8-2","title":{"rendered":"A Redis 8.2 kiad\u00e1sa","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Megjelent a Redis 8.2 kiad\u00e1sa, amely a NoSQL rendszerek oszt\u00e1ly\u00e1ba tartozik. A Redis funkci\u00f3kat k\u00edn\u00e1l adatok t\u00e1rol\u00e1s\u00e1ra kulcs\/\u00e9rt\u00e9k form\u00e1tumban, kib\u0151v\u00edtve strukt\u00far\u00e1lt adatform\u00e1tumok, p\u00e9ld\u00e1ul list\u00e1k, hash-ek \u00e9s halmazok t\u00e1mogat\u00e1s\u00e1val, valamint Lua nyelven \u00edrt kezel\u0151szkriptek v\u00e9grehajt\u00e1s\u00e1nak lehet\u0151s\u00e9g\u00e9vel a szerveroldalon. A projekt k\u00f3dja C nyelven k\u00e9sz\u00fclt \u00e9s AGPLv3 licenc alatt terjesztik.    <\/p>\n<p>A Redis t\u00e1mogatja a tranzakci\u00f3kat, amelyek lehet\u0151v\u00e9 teszik, hogy egy l\u00e9p\u00e9sben v\u00e9grehajtsunk egy parancsgy\u0171jtem\u00e9nyt, garant\u00e1lva az \u00f6sszef\u00e9rhet\u0151s\u00e9get \u00e9s a folyamatoss\u00e1got (m\u00e1s k\u00e9rd\u00e9sek parancsai nem tudnak be\u00e9kel\u0151dni) a megadott parancsgy\u0171jtem\u00e9ny v\u00e9grehajt\u00e1sa sor\u00e1n, \u00e9s probl\u00e9m\u00e1k eset\u00e9n lehet\u0151v\u00e9 teszi a m\u00f3dos\u00edt\u00e1sok visszavon\u00e1s\u00e1t. Minden adat teljes m\u00e9rt\u00e9kben a mem\u00f3ri\u00e1ban ker\u00fcl t\u00e1rol\u00e1sra. \u00dcgyf\u00e9lk\u00f6nyvt\u00e1rak el\u00e9rhet\u0151k a legn\u00e9pszer\u0171bb nyelvekhez, bele\u00e9rtve a Perl, Python, PHP, Java, Ruby \u00e9s Tcl nyelveket is.     <\/p>\n<p>Az adatok kezel\u00e9s\u00e9re olyan parancsokat biztos\u00edtanak, mint az inkrement\u00e1l\u00e1s\/dekrement\u00e1l\u00e1s, a list\u00e1k \u00e9s halmazok standard m\u0171veletei (egyes\u00edt\u00e9s, metszet), a kulcsok \u00e1tnevez\u00e9se, t\u00f6bbsz\u00f6r\u00f6s kiv\u00e1laszt\u00e1s \u00e9s rendez\u00e9si funkci\u00f3k. K\u00e9t t\u00e1rol\u00e1si m\u00f3d t\u00e1mogatott: az adatok id\u0151szakos szinkroniz\u00e1l\u00e1sa a lemezre, valamint a v\u00e1ltoz\u00e1sok napl\u00f3z\u00e1sa a lemezen. A m\u00e1sodik esetben a m\u00f3dos\u00edt\u00e1sok teljes biztons\u00e1ggal garant\u00e1ltan megmaradnak. Lehets\u00e9ges master-slave adatm\u00e1sol\u00e1s t\u00f6bb <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/hu\/server\/\"   title=\"szerverek\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"1778\">szerverek<\/a>, nem blokkol\u00f3 m\u00f3dban v\u00e9grehajtva. El\u00e9rhet\u0151 egy \"publik\u00e1ci\u00f3\/el\u0151fizet\u00e9s\" \u00fczemm\u00f3d is, amelyben egy csatorna j\u00f6n l\u00e9tre, \u00e9s a rajta megjelen\u0151 \u00fczenetek a feliratkozott \u00fcgyfelekhez jutnak el.      <\/p>\n<p>F\u0151bb v\u00e1ltoz\u00e1sok a Redis 8.2-ben:   <\/p>\n<ul>\n<li class=\"l\"> T\u00f6bb mint 70 parancs optimaliz\u00e1l\u00e1sa t\u00f6rt\u00e9nt, amelyek most gyorsabban m\u0171k\u00f6dnek, mint a Redis 8.0. P\u00e9ld\u00e1ul a BITCOUNT parancs 35%-kal gyorsabb lett, m\u00edg a list\u00e1kkal v\u00e9gzett m\u0171veletek, mint p\u00e9ld\u00e1ul az LINSERT, LREM \u00e9s LPOS parancsok 25%-kal gyorsabbak lettek. Az optimaliz\u00e1lt parancsok k\u00f6z\u00fcl 17 legal\u00e1bb 5%-kal, m\u00edg 52 legal\u00e1bb 2%-kal gyorsabb\u00e1 v\u00e1lt.     <center><img decoding=\"async\" alt=\"A Redis 8.2 kiad\u00e1sa\" src=\"\/wp-content\/uploads\/2025\/08\/ef607d5c12c5d52f1b5377c0f5fd604f.png\" style=\"display:block;margin: 0 auto;\" \/><\/center>\n<li class=\"l\"> Optimaliz\u00e1l\u00e1s t\u00f6rt\u00e9nt a p\u00e1rhuzamos m\u0171veletek \u00e9s a t\u00f6bb sz\u00e1l\u00fa bemenet\/kimenet kezel\u00e9s\u00e9ben, amely lehet\u0151v\u00e9 tette a m\u00e1sodpercenk\u00e9nt feldolgozott m\u0171veletek sz\u00e1m\u00e1nak 49%-os n\u00f6vel\u00e9s\u00e9t a 8 bemeneti\/kimeneti sz\u00e1las tesztekben, 20%-os \u00edr\u00e1si \u00e9s 80%-os olvas\u00e1si terhel\u00e9s eloszt\u00e1ssal. Egyes tesztekben <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/hu\/server\/dts-newyork\/\"   title=\"szerveren\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"2821\">szerveren<\/a> t\u00f6bb mint 1 milli\u00f3 feldolgozott m\u0171veletet siker\u00fclt t\u00fall\u00e9pni.    <center><img decoding=\"async\" alt=\"A Redis 8.2 kiad\u00e1sa\" src=\"\/wp-content\/uploads\/2025\/08\/70a2f9f52e4a8758bf5ca2b369022264.png\" style=\"display:block;margin: 0 auto;\" \/><\/center>\n<li class=\"l\"> Alapvet\u0151en megv\u00e1ltozott az adatok t\u00e1rol\u00e1s\u00e1nak m\u00f3dja kulcs\/\u00e9rt\u00e9k form\u00e1tumban - a t\u00e1rol\u00e1s egy egys\u00e9ges\u00edtett kvobj strukt\u00far\u00e1n t\u00f6rt\u00e9nik, amely lehet\u0151v\u00e9 teszi a kulcs nev\u00e9t, a r\u00f6vid \u00e9rt\u00e9ket \u00e9s az \u00e9lettartamot egy blokkban val\u00f3 t\u00e1rol\u00e1s\u00e1t, \u00e9s \u00edgy egyetlen hivatkoz\u00e1ssal lehet kezelni ezt a strukt\u00far\u00e1t a hash t\u00e1bl\u00e1kban, ahelyett, hogy k\u00fcl\u00f6n hivatkoz\u00e1sokat kellene fenntartani a kulcsokhoz, adatokhoz \u00e9s TTL-hez. A r\u00f6vid sz\u00f6veges \u00e9rt\u00e9kek t\u00e1rol\u00e1s\u00e1n\u00e1l az \u00faj t\u00e1rol\u00e1si m\u00f3dszer 25-37%-kal cs\u00f6kkentette a mem\u00f3riafelhaszn\u00e1l\u00e1st.        <center><img decoding=\"async\" alt=\"A Redis 8.2 kiad\u00e1sa\" src=\"\/wp-content\/uploads\/2025\/08\/aa3563aab145549f518fae9f32779a9c.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/center>\n<li class=\"l\"> Optimaliz\u00e1l\u00e1s t\u00f6rt\u00e9nt a JSON form\u00e1tum\u00fa adatok t\u00e1rol\u00e1s\u00e1ban is, ami 25-67%-kal cs\u00f6kkentette a mem\u00f3riafogyaszt\u00e1st eg\u00e9sz sz\u00e1mok \u00e9s lebeg\u0151pontos sz\u00e1mok t\u00e1rol\u00e1sakor.\n<li class=\"l\"> Az \u00fczenetfolyamok feldolgoz\u00e1s\u00e1ra \u00e9s t\u00e1rol\u00e1s\u00e1ra haszn\u00e1lt Streams mechanizmushoz \u00faj XACKDEL \u00e9s XDELEX parancsok ker\u00fcltek be, amelyek megk\u00f6nny\u00edtik a t\u00f6bb fogad\u00f3 (consumer groups) \u00e1ltal haszn\u00e1lt folyamokkal val\u00f3 munk\u00e1t. Ezek a parancsok az \u00fczenet elt\u00e1vol\u00edt\u00e1s\u00e1t csak akkor v\u00e9gzik el, ha annak fogad\u00e1s\u00e1t minden kezel\u0151 meger\u0151s\u00edtette.\n<li class=\"l\"> A BITOP parancs, amely bitm\u0171veletek v\u00e9grehajt\u00e1s\u00e1ra szolg\u00e1l, \u00faj logikai oper\u00e1torokat kapott: DIFF, DIFF1, ANDOR \u00e9s ONE.\n<li class=\"l\"> \u00daj vektor index t\u00edpust vezettek be, az SVS-VAMANA-t, amely t\u00e1mogatja a vektorok t\u00f6m\u00f6r\u00edt\u00e9s\u00e9t.\n<li class=\"l\"> \u00daj metrik\u00e1k ker\u00fcltek hozz\u00e1ad\u00e1sra: terhel\u00e9s az egyes slotok szintj\u00e9n \u00e9s a kulcsok m\u00e9ret\u00e9nek eloszl\u00e1sa az alapadat-t\u00edpusokhoz.        <\/ul>\n<p>Forr\u00e1s: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=63709\">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 \u0440\u0435\u043b\u0438\u0437 \u0421\u0423\u0411\u0414 Redis 8.2, \u043e\u0442\u043d\u043e\u0441\u044f\u0449\u0435\u0439\u0441\u044f \u043a \u043a\u043b\u0430\u0441\u0441\u0443 NoSQL-\u0441\u0438\u0441\u0442\u0435\u043c. Redis \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 \u0444\u0443\u043d\u043a\u0446\u0438\u0438 \u0434\u043b\u044f \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0434\u0430\u043d\u043d\u044b\u0445 \u0432 \u0444\u043e\u0440\u043c\u0430\u0442\u0435 \u043a\u043b\u044e\u0447\/\u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0435, \u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u043d\u044b\u0435 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u043e\u0439 \u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0445 \u0444\u043e\u0440\u043c\u0430\u0442\u043e\u0432 \u0434\u0430\u043d\u043d\u044b\u0445, \u0442\u0430\u043a\u0438\u0445 \u043a\u0430\u043a \u0441\u043f\u0438\u0441\u043a\u0438, \u0445\u044d\u0448\u0438 \u0438 \u043c\u043d\u043e\u0436\u0435\u0441\u0442\u0432\u0430, \u0430 \u0442\u0430\u043a\u0436\u0435 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044c\u044e \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u043d\u0430 \u0441\u0442\u043e\u0440\u043e\u043d\u0435 \u0441\u0435\u0440\u0432\u0435\u0440\u0430 \u0441\u043a\u0440\u0438\u043f\u0442\u043e\u0432-\u043e\u0431\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u043e\u0432 \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 Lua. \u041a\u043e\u0434 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \u043d\u0430\u043f\u0438\u0441\u0430\u043d \u043d\u0430 \u044f\u0437\u044b\u043a \u0421\u0438 \u0438 \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 AGPLv3. \u0421\u0423\u0411\u0414 Redis \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u0442 \u0442\u0440\u0430\u043d\u0437\u0430\u043a\u0446\u0438\u0438, [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":140412,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-140411","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 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 \u0421\u0423\u0411\u0414 Redis 8.2, \u043e\u0442\u043d\u043e\u0441\u044f\u0449\u0435\u0439\u0441\u044f \u043a \u043a\u043b\u0430\u0441\u0441\u0443 NoSQL-\u0441\u0438\u0441\u0442\u0435\u043c.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" 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