{"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\/hr\/blog\/news\/vypusk-subd-redis-8-2","title":{"rendered":"Izdavanje Redis DBMS 8.2","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Objavljen je izdanak SUSTAVA BAZA PODATAKA Redis 8.2, koji pripada klasi NoSQL sustava. Redis nudi funkcije za pohranu podataka u formatu klju\u010d\/vrijednost, pro\u0161irene podr\u0161kom za strukturirane formate podataka kao \u0161to su liste, he\u0161evi i skupovi, kao i mogu\u0107nost izvo\u0111enja skripti u jeziku Lua na strani poslu\u017eitelja. Kod projekta napisan je na jeziku C i distribuira se pod licencom AGPLv3.    <\/p>\n<p>SUSTAV BAZA PODATAKA Redis podr\u017eava transakcije, omogu\u0107uju\u0107i izvr\u0161enje grupe naredbi u jednom koraku, osiguravaju\u0107i dosljednost i sekvencijalnost (naredbe iz drugih zahtjeva ne mogu se ubaciti) izvr\u0161avanja zadane skupine naredbi, a u slu\u010daju problema omogu\u0107uje povrat promjena. Svi podaci se u cijelosti pohranjuju u radnoj memoriji. Klijentske biblioteke dostupne su za ve\u0107inu popularnih jezika, uklju\u010duju\u0107i Perl, Python, PHP, Java, Ruby i Tcl.     <\/p>\n<p>Za upravljanje podacima dostupne su naredbe poput inkrementacije\/dekrementacije, standardne operacije nad listama i skupovima (spajanje, presjek), preimenovanje klju\u010deva, vi\u0161estruke selekcije i funkcije sortiranja. Podr\u017eavaju se dva na\u010dina pohrane: periodi\u010dna sinkronizacija podataka na disk i vo\u0111enje dnevnika promjena na disku. U drugom slu\u010daju, jam\u010di se potpuna sigurnost svih promjena. Mogu\u0107a je organizacija master-slave replikacije podataka na vi\u0161e <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/hr\/server\/\"   title=\"poslu\u017eitelja\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"1778\">poslu\u017eitelja<\/a>, koja se provodi u neblokiraju\u0107em re\u017eimu. Dostupan je i re\u017eim razmjene poruka \u201eobjava\/pretplata\u201c, u kojem se stvara kanal s porukama koje se distribuiraju klijentima putem pretplate.      <\/p>\n<p>Klju\u010dne promjene u Redis 8.2:   <\/p>\n<ul>\n<li class=\"l\"> Optimizirane su vi\u0161e od 70 naredbi koje sada rade br\u017ee nego u Redis 8.0. Na primjer, naredba BITCOUNT je br\u017ea za 35%, dok su naredbe za operacije s listama LINSERT, LREM i LPOS br\u017ee za 25%. 17 od optimiziranih naredbi br\u017ee je barem 5%, a 52 barem 2%.     <center><img decoding=\"async\" alt=\"Izdavanje Redis DBMS 8.2\" src=\"\/wp-content\/uploads\/2025\/08\/ef607d5c12c5d52f1b5377c0f5fd604f.png\" style=\"display:block;margin: 0 auto;\" \/><\/center>\n<li class=\"l\"> Provedene su optimizacije koda za obradu istovremenih operacija i vi\u0161ekratnog ulaza\/izlaza, \u0161to je omogu\u0107ilo pove\u0107anje broja obra\u0111enih operacija u sekundi za 49% u testovima sa 8 ulaza\/izlaza pri raspodjeli optere\u0107enja od 20% zahtjeva za zapisivanje i 80% za \u010ditanje. Na jednom <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/hr\/server\/dts-newyork\/\"   title=\"serveru\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"2821\">serveru<\/a> je prema\u0161ena granica od 1 milijun obra\u0111enih operacija u sekundi.    <center><img decoding=\"async\" alt=\"Izdavanje Redis DBMS 8.2\" src=\"\/wp-content\/uploads\/2025\/08\/70a2f9f52e4a8758bf5ca2b369022264.png\" style=\"display:block;margin: 0 auto;\" \/><\/center>\n<li class=\"l\"> Temeljno je promijenjena metoda pohrane podataka u formatu klju\u010d\/vrijednost \u2014 za pohranu se sada koristi unificirana struktura kvobj, koja omogu\u0107uje pakiranje imena klju\u010da, kratke vrijednosti i vremena trajanja u jednom bloku dodijeljene memorije te se oslanja na jednu referencu na ovu strukturu u hash tablicama, umjesto na odvojene reference na klju\u010deve, podatke i TTL. Prilikom pohrane kratkih string vrijednosti, nova metoda pohrane omogu\u0107ila je smanjenje potro\u0161nje memorije za 25-37%.        <center><img decoding=\"async\" alt=\"Izdavanje Redis DBMS 8.2\" src=\"\/wp-content\/uploads\/2025\/08\/aa3563aab145549f518fae9f32779a9c.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/center>\n<li class=\"l\"> Optimizirana je pohrana podataka u formatu JSON, koja je omogu\u0107ila smanjenje potro\u0161nje memorije za 25-67% pri pohrani cijelih brojeva i brojeva s pomi\u010dnom zarezom.\n<li class=\"l\"> U mehanizam Streams, koji se koristi za obradu i pohranu protoka poruka, dodane su nove naredbe XACKDEL i XDELEX, koje olak\u0161avaju rad s tokovima povezanim s vi\u0161e primatelja (grupe potro\u0161a\u010da). Naredbe rje\u0161avaju problem brisanja poruke samo nakon \u0161to je njezino primanje potvr\u0111eno od svih obra\u0111iva\u010da.\n<li class=\"l\"> Tim naredbi BITOP, namijenjenih za izvo\u0111enje bitovnih operacija, dodani su novi logi\u010dki operatori DIFF, DIFF1, ANDOR i ONE.\n<li class=\"l\"> Dodana je nova vrsta indeksa vektora SVS-VAMANA, koja podr\u017eava kompresiju vektora.\n<li class=\"l\"> Dodane su nove metrike: optere\u0107enje u okviru pojedinih slotova i raspodjela veli\u010dina klju\u010deva za osnovne tipove podataka.        <\/ul>\n<p>Izvor: <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 5.0.5 - 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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