{"id":101218,"date":"2021-09-07T22:22:36","date_gmt":"2021-09-07T20:22:36","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-subd-tarantool-2-8"},"modified":"2021-09-07T22:22:36","modified_gmt":"2021-09-07T20:22:36","slug":"vypusk-subd-tarantool-2-8","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pl\/blog\/news\/vypusk-subd-tarantool-2-8","title":{"rendered":"Wydanie systemu baz danych Tarantool 2.8","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Dost\u0119pna jest nowa wersja systemu zarz\u0105dzania baz\u0105 danych Tarantool 2.8, kt\u00f3ra zapewnia sta\u0142e przechowywanie danych z dost\u0119pem do informacji z pami\u0119ci operacyjnej (baza danych in-memory). System \u0142\u0105czy wysok\u0105 pr\u0119dko\u015b\u0107 przetwarzania zapyta\u0144, charakterystyczn\u0105 dla system\u00f3w NoSQL (takich jak Memcached i Redis), z niezawodno\u015bci\u0105 tradycyjnych system\u00f3w baz danych (Oracle, MySQL i PostgreSQL). Tarantool jest napisany w j\u0119zyku C i umo\u017cliwia tworzenie procedur sk\u0142adowanych w j\u0119zyku Lua. Kod jest rozpowszechniany na licencji BSD.    <\/p>\n<p>System baz danych pozwala na efektywne zarz\u0105dzanie du\u017cymi zbiorami danych pod du\u017cymi obci\u0105\u017ceniami. W\u015br\u00f3d funkcji Tarantool wyr\u00f3\u017cnia si\u0119 mo\u017cliwo\u015b\u0107 tworzenia obs\u0142uguj\u0105cych w j\u0119zyku Lua (wbudowany LuaJIT), zastosowanie formatu MessagePack do wymiany danych z klientem, obecno\u015b\u0107 dw\u00f3ch wbudowanych silnik\u00f3w (przechowywanie w RAM z mo\u017cliwo\u015bci\u0105 zapisania na no\u015bniku sta\u0142ym oraz dwupoziomowe przechowywanie danych na bazie LSM-tree), wsparcie dla kluczy wt\u00f3rnych, czterech typ\u00f3w indeks\u00f3w (HASH, TREE, RTREE, BITSET), narz\u0119dzia do synchronnej i asynchronicznej replikacji w trybie master-master, wsparcie dla uwierzytelniania po\u0142\u0105cze\u0144 i kontroli dost\u0119pu oraz mo\u017cliwo\u015b\u0107 przetwarzania zapyta\u0144 SQL.    <\/p>\n<p>G\u0142\u00f3wne zmiany:  <\/p>\n<ul>\n<li class=\"l\"> Stabilizacja MVCC (Wielowersjonowe zarz\u0105dzanie konkurencyjnym dost\u0119pem) w silniku in-memory memtx.\n<li class=\"l\"> Wsparcie dla transakcyjno\u015bci w binarnym protokole IPROTO. Wcze\u015bniej, aby zrealizowa\u0107 transakcj\u0119, nale\u017ca\u0142o napisa\u0107 procedur\u0119 sk\u0142adowan\u0105 w j\u0119zyku Lua.\n<li class=\"l\"> Wsparcie dla synchronnej replikacji, kt\u00f3ra dzia\u0142a w odniesieniu do konkretnych tabel.\n<li class=\"l\"> Mechanizm automatycznego prze\u0142\u0105czania na zapasowy w\u0119ze\u0142 (failover) oparty na protokole RAFT. W Tarantool od dawna wdro\u017cono asynchroniczn\u0105 replikacj\u0119 na podstawie WAL, teraz nie trzeba r\u0119cznie monitorowa\u0107 w\u0119z\u0142a master.\n<li class=\"l\"> Automatyczne prze\u0142\u0105czanie w\u0119z\u0142a master jest r\u00f3wnie\u017c dost\u0119pne w przypadku architektury z segmentacj\u0105 (shardingiem) danych (wykorzystywana jest biblioteka vshard, kt\u00f3ra rozdziela dane pomi\u0119dzy serwerami za pomoc\u0105 wirtualnych koszy (bucket)).\n<li class=\"l\"> Ulepszono framework do tworzenia aplikacji klastrowych Tarantool Cartridge przy pracy w wirtualnych \u015brodowiskach. Tarantool Cartridge teraz lepiej radzi sobie z obci\u0105\u017ceniem.\n<li class=\"l\"> Przyspieszono dzia\u0142anie roli Ansible do wdra\u017cania klastra do 15-20 razy. Dzi\u0119ki temu praca z du\u017cymi klastrami sta\u0142a si\u0119 prostsza.\n<li class=\"l\"> Pojawi\u0142o si\u0119 narz\u0119dzie do uproszczonej migracji z wersji starszych &gt;1.6 i &lt; 1.10, kt\u00f3re jest dost\u0119pne jako dodatkowa opcja przy uruchamianiu. Wcze\u015bniej migracja musia\u0142a by\u0107 przeprowadzana poprzez wdro\u017cenie wersji po\u015bredniej 1.10.\n<li class=\"l\"> Przeprowadzono optymalizacj\u0119 przechowywania ma\u0142ych krotek.\n<li class=\"l\"> W SQL wprowadzono wsparcie dla UUID oraz poprawiono konwersj\u0119 typ\u00f3w.  <\/ul>\n<p>\u0421\u0442\u043e\u0438\u0442 \u043e\u0442\u043c\u0435\u0442\u0438\u0442\u044c, \u0447\u0442\u043e \u043d\u0430\u0447\u0438\u043d\u0430\u044f \u0441 \u0432\u0435\u0440\u0441\u0438\u0438 2.10 \u0431\u0443\u0434\u0435\u0442 \u043e\u0441\u0443\u0449\u0435\u0441\u0442\u0432\u043b\u0451\u043d \u043f\u0435\u0440\u0435\u0445\u043e\u0434 \u043d\u0430 \u043d\u043e\u0432\u0443\u044e \u043f\u043e\u043b\u0438\u0442\u0438\u043a\u0443 \u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0440\u0435\u043b\u0438\u0437\u043e\u0432. \u041f\u0440\u0438 \u0437\u043d\u0430\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0445 \u0432\u044b\u043f\u0443\u0441\u043a\u0430\u0445 \u0441 \u043d\u0430\u0440\u0443\u0448\u0435\u043d\u0438\u0435\u043c \u043e\u0431\u0440\u0430\u0442\u043d\u043e\u0439 \u0441\u043e\u0432\u043c\u0435\u0441\u0442\u0438\u043c\u043e\u0441\u0442\u0438 \u0431\u0443\u0434\u0435\u0442 \u043c\u0435\u043d\u044f\u0442\u044c\u0441\u044f \u043f\u0435\u0440\u0432\u0430\u044f \u0446\u0438\u0444\u0440\u0430 \u0432\u0435\u0440\u0441\u0438\u0438, \u043f\u0440\u0438 \u043f\u0440\u043e\u043c\u0435\u0436\u0443\u0442\u043e\u0447\u043d\u044b\u0445 &#8212; \u0432\u0442\u043e\u0440\u0430\u044f, \u0430 \u043f\u0440\u0438 \u043a\u043e\u0440\u0440\u0435\u043a\u0442\u0438\u0440\u0443\u044e\u0449\u0438\u0445 &#8212; \u0442\u0440\u0435\u0442\u044c\u044f (\u043f\u043e\u0441\u043b\u0435 2.10 \u0431\u0443\u0434\u0435\u0442 \u0432\u044b\u043f\u0443\u0449\u0435\u043d \u0440\u0435\u043b\u0438\u0437 3.0.0).<br \/>\n<br \/>\u0179r\u00f3d\u0142o: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=55754\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0414\u043e\u0441\u0442\u0443\u043f\u043d\u0430 \u043d\u043e\u0432\u0430\u044f \u0432\u0435\u0440\u0441\u0438\u044f \u0421\u0423\u0411\u0414 Tarantool 2.8, \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0438\u0432\u0430\u044e\u0449\u0435\u0439 \u043f\u043e\u0441\u0442\u043e\u044f\u043d\u043d\u043e\u0435 \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0434\u0430\u043d\u043d\u044b\u0445 \u0441 \u043e\u0442\u0434\u0430\u0447\u0435\u0439 \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438 \u0438\u0437 \u043e\u043f\u0435\u0440\u0430\u0442\u0438\u0432\u043d\u043e\u0439 \u043f\u0430\u043c\u044f\u0442\u0438 (in-memory database). \u0421\u0423\u0411\u0414 \u0441\u043e\u0447\u0435\u0442\u0430\u0435\u0442 \u0432\u044b\u0441\u043e\u043a\u0443\u044e \u0441\u043a\u043e\u0440\u043e\u0441\u0442\u044c \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0437\u0430\u043f\u0440\u043e\u0441\u043e\u0432, \u0445\u0430\u0440\u0430\u043a\u0442\u0435\u0440\u043d\u0443\u044e \u0434\u043b\u044f NoSQL-\u0441\u0438\u0441\u0442\u0435\u043c (\u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, Memcached \u0438 Redis), c \u043d\u0430\u0434\u0435\u0436\u043d\u043e\u0441\u0442\u044c\u044e \u0442\u0440\u0430\u0434\u0438\u0446\u0438\u043e\u043d\u043d\u044b\u0445 \u0421\u0423\u0411\u0414 (Oracle, MySQL \u0438 PostgreSQL). Tarantool \u043d\u0430\u043f\u0438\u0441\u0430\u043d \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 C \u0438 \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u0441\u043e\u0437\u0434\u0430\u0432\u0430\u0442\u044c \u0445\u0440\u0430\u043d\u0438\u043c\u044b\u0435 \u043f\u0440\u043e\u0446\u0435\u0434\u0443\u0440\u044b \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 Lua. \u041a\u043e\u0434 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043f\u043e\u0434 [&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-101218","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" 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