{"id":118714,"date":"2024-07-31T15:43:08","date_gmt":"2024-07-31T13:43:08","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-subd-redis-7-4-perevedyonnyj-na-proprietarnye-liczenzii"},"modified":"2024-07-31T15:43:08","modified_gmt":"2024-07-31T13:43:08","slug":"vypusk-subd-redis-7-4-perevedyonnyj-na-proprietarnye-liczenzii","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sv\/blog\/news\/vypusk-subd-redis-7-4-perevedyonnyj-na-proprietarnye-liczenzii","title":{"rendered":"Utg\u00e5van av databashanteraren Redis 7.4 har \u00f6verg\u00e5tt till propriet\u00e4ra licenser","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Redis 7.4 har publicerats, som tillh\u00f6r klassen av NoSQL-system. Redis erbjuder funktioner f\u00f6r att lagra data i formatet nyckel\/v\u00e4rde, utvidgat med st\u00f6d f\u00f6r strukturerade dataformat som listor, hash-tabeller och m\u00e4ngder samt m\u00f6jlighet att k\u00f6ra skript p\u00e5 serversidan skrivna i Lua. Till skillnad fr\u00e5n lagringssystem p\u00e5 minnet, som Memcached, lagrar Redis databasen inte bara i minnet utan \u00e4ven p\u00e5 disken, vilket garanterar databasens s\u00e4kerhet vid ov\u00e4ntade avbrott.         <\/p>\n<p>Redis 7.4 har utannonserats som den f\u00f6rsta versionen som distribueras med nya licensvillkor \u2013 ist\u00e4llet f\u00f6r den tidigare till\u00e4mpade BSD-licensen \u00e4r koden nu tillg\u00e4nglig under de propriet\u00e4ra licenserna RSALv2 (Redis Source Available License v2) och SSPLv1 (Server Side Public License v1). De som \u00f6nskar forts\u00e4tta anv\u00e4nda koden under BSD-licensen kan anv\u00e4nda projekten Valkey (en fork som utvecklas med deltagande fr\u00e5n Amazon, Google, Oracle, Ericsson och Snap), Redict (en fork av skaparen av anv\u00e4ndargr\u00e4nssnittet Sway och spr\u00e5ket Hare), Garnet (en databas fr\u00e5n Microsoft, kompatibel med Redis) eller KeyDB (en h\u00f6gpresterande fork av Redis 5 fr\u00e5n Snapchat).    <\/p>\n<p>Licenserna SSPL och RSAL leder till diskriminering av vissa anv\u00e4ndarkategorier, vilket g\u00f6r att de inte kan anses vara \u00f6ppna eller fria. B\u00e5da licenserna liknar varandra i sina syften, medan skillnaderna best\u00e5r i att SSPL-licensen baseras p\u00e5 copyleft-licensen AGPLv3, medan RSAL-licensen baseras p\u00e5 den permissiva BSD-licensen. RSAL-licensen till\u00e5ter att anv\u00e4nda, \u00e4ndra, distribuera och integrera koden i applikationer, utom n\u00e4r dessa applikationer \u00e4r kommersiella eller anv\u00e4nds f\u00f6r att tillhandah\u00e5lla hanterade betaltj\u00e4nster. SSPL-licensen inneh\u00e5ller dessutom ett krav att inte bara koden f\u00f6r sj\u00e4lva applikationen utan \u00e4ven k\u00e4llkoden f\u00f6r alla komponenter som \u00e4r involverade i att tillhandah\u00e5lla molntj\u00e4nsten m\u00e5ste levereras under samma licens.     <\/p>\n<p>Databashanteraren Redis st\u00f6der transaktioner som g\u00f6r det m\u00f6jligt att utf\u00f6ra en grupp kommandon i ett enda steg, vilket garanterar konsistens och sekvens (kommandon fr\u00e5n andra f\u00f6rfr\u00e5gningar kan inte avbryta) n\u00e4r ett givet upps\u00e4ttning kommandon exekveras, och m\u00f6jligheten att rulla tillbaka \u00e4ndringar vid problem. All data cachas helt i RAM. Klientbibliotek finns tillg\u00e4ngliga f\u00f6r de flesta popul\u00e4ra spr\u00e5ken, inklusive Perl, Python, PHP, Java, Ruby och Tcl.     <\/p>\n<p>F\u00f6r datahantering finns kommandon som inkrementera\/Decrementera, standardoperationer f\u00f6r listor och m\u00e4ngder (f\u00f6rening, snitt), omd\u00f6pning av nycklar, multipla urval och sorteringsfunktioner. Tv\u00e5 lagringsl\u00e4gen st\u00f6ds: periodisk synkronisering av data till disk och loggning av \u00e4ndringar p\u00e5 disk. I det andra fallet garanteras fullst\u00e4ndig bevarande av alla \u00e4ndringar. Master-slave replicering av data kan ordnas p\u00e5 flera <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/sv\/server\/\"   title=\"servrar\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"1723\">servrar<\/a>, som utf\u00f6rs i icke-blockerande l\u00e4ge. Det finns ocks\u00e5 ett meddelandeutbytesl\u00e4ge &#171;publicering\/prenumeration&#187;, d\u00e4r en kanal skapas, vars meddelanden sprids till kunderna enligt prenumeration.              <\/p>\n<p>Nyckelf\u00f6r\u00e4ndringar i funktionaliteten f\u00f6r Redis 7.4:   <\/p>\n<ul>\n<li class=\"l\"> M\u00f6jligheten att begr\u00e4nsa livsl\u00e4ngden f\u00f6r specifika f\u00e4lt i hash- och strukturdatatyper f\u00f6r lagring av grupperade samlingar av nyckel-v\u00e4rde-poster har lagts till. Till skillnad fr\u00e5n att tilldela en livsl\u00e4ngd f\u00f6r nyckeln, till\u00e5ter den f\u00f6reslagna \u00e4ndringen att s\u00e4tta inte bara en allm\u00e4n livsl\u00e4ngd f\u00f6r alla relaterade f\u00e4lt, utan \u00e4ven individuella livsl\u00e4ngder f\u00f6r specifika f\u00e4lt. Detta kan anv\u00e4ndas, till exempel, f\u00f6r att s\u00e4kerst\u00e4lla en kortare livscykel f\u00f6r autentiseringstokens, j\u00e4mf\u00f6rt med andra sessiondata.\n<li class=\"l\"> Nya datatyper bfloat16 och float16 har f\u00f6reslagits, optimerade f\u00f6r anv\u00e4ndning i maskininl\u00e4rningsapplikationer, vilket minskar minnesf\u00f6rbrukningen j\u00e4mf\u00f6rt med tidigare tillg\u00e4ngliga datatyper float32 och float64. N\u00e4r de anv\u00e4nds i hash ger de nya typerna m\u00f6jlighet att minska minnesf\u00f6rbrukningen i vektordatabaser med 47%, minska f\u00f6rdr\u00f6jningen av datainh\u00e4mtning med 59% och minska tiden f\u00f6r indexering med 58% j\u00e4mf\u00f6rt med datatypen float64.\n<li class=\"l\"> Anv\u00e4ndningen av sekund\u00e4ra index har f\u00f6renklats. Vid h\u00e4mtning av information fr\u00e5n sekund\u00e4ra index beh\u00f6ver man inte l\u00e4ngre maskera enskilda specialtecken, s\u00e5som \u00ab@\u00bb och \u00ab.\u00bb; ist\u00e4llet kan man anv\u00e4nda dubbla citattecken f\u00f6r att omge datadelar. Indexeringen av tomma och saknade f\u00e4lt har ocks\u00e5 f\u00f6rb\u00e4ttrats avsev\u00e4rt \u2013 f\u00f6r att skapa index och formulera f\u00f6rfr\u00e5gningar som tar h\u00e4nsyn till n\u00e4rvaron av f\u00e4lt har det f\u00f6reslagits ett nytt nyckelord INDEXMISSING och funktionen ismissing(). Nya operatorer INTERSECT och DISJOINT har lagts till f\u00f6r att f\u00f6renkla s\u00f6kningen av geospatiala data. M\u00f6jligheterna f\u00f6r att analysera minnesanv\u00e4ndning av indexet har ocks\u00e5 lagts till.\n<li class=\"l\"> St\u00f6d f\u00f6r filter har lagts till f\u00f6r att sortera bort element i tillagda datam\u00e4ngder. Till exempel, vid periodisk inladdning av datorsensorer i databasen kan man l\u00e4gga till ett filter f\u00f6r att ignorera v\u00e4rden vars tidsdifferens fr\u00e5n f\u00f6reg\u00e5ende v\u00e4rde \u00e4r mindre \u00e4n ett visst tr\u00f6skelv\u00e4rde.\n<li class=\"l\"> St\u00f6det f\u00f6r triggers och funktioner skrivna i JavaScript, som f\u00f6reslogs i den tidigare utg\u00e5van, har avslutats.             <\/ul>\n<p>K\u00e4lla: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=61632\">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 7.4, \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. \u0412 \u043e\u0442\u043b\u0438\u0447\u0438\u0435 \u043e\u0442 \u0441\u0438\u0441\u0442\u0435\u043c \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0432 \u043e\u043f\u0435\u0440\u0430\u0442\u0438\u0432\u043d\u043e\u0439 \u043f\u0430\u043c\u044f\u0442\u0438, \u0442\u0430\u043a\u0438\u0445 \u043a\u0430\u043a Memcached, Redis \u0445\u0440\u0430\u043d\u0438\u0442 \u0411\u0414 \u043d\u0435 [&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-118714","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.4 - 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 7.4, \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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