{"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\/es\/blog\/news\/vypusk-subd-tarantool-2-8","title":{"rendered":"Lanzamiento de la base de datos Tarantool 2.8","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Est\u00e1 disponible una nueva versi\u00f3n de la base de datos Tarantool 2.8, que proporciona almacenamiento de datos persistente con acceso a la informaci\u00f3n desde la memoria (base de datos en memoria). La base de datos combina una alta velocidad de procesamiento de consultas, caracter\u00edstica de los sistemas NoSQL (como Memcached y Redis), con la fiabilidad de las bases de datos tradicionales (Oracle, MySQL y PostgreSQL). Tarantool est\u00e1 escrito en C y permite crear procedimientos almacenados en Lua. El c\u00f3digo se distribuye bajo la licencia BSD.    <\/p>\n<p>La base de datos permite trabajar de manera eficiente con grandes vol\u00famenes de datos bajo altas cargas. Entre las caracter\u00edsticas de Tarantool se destaca la posibilidad de crear controladores en Lua (incluye LuaJIT), el uso del formato MessagePack para intercambiar datos con el cliente, la inclusi\u00f3n de dos motores integrados (almacenamiento en RAM con volcado en un dispositivo de almacenamiento persistente y almacenamiento en disco de dos niveles basado en LSM-tree), soporte para claves secundarias, cuatro tipos de \u00edndices (HASH, TREE, RTREE, BITSET), herramientas para replicaci\u00f3n sincr\u00f3nica y asincr\u00f3nica en modo maestro-maestro, soporte para autenticaci\u00f3n de conexiones y control de acceso, adem\u00e1s de la capacidad de manejar consultas SQL.    <\/p>\n<p>Principales cambios:  <\/p>\n<ul>\n<li class=\"l\"> Estabilizaci\u00f3n de MVCC (Control de concurrencia por m\u00faltiples versiones) en el motor en memoria memtx.\n<li class=\"l\"> Soporte para transacciones en el protocolo binario IPROTO. Anteriormente, para una transacci\u00f3n era necesario escribir un procedimiento almacenado en Lua.\n<li class=\"l\"> Soporte para replicaci\u00f3n sincr\u00f3nica, que funciona en relaci\u00f3n a tablas espec\u00edficas.\n<li class=\"l\"> Mecanismo de conmutaci\u00f3n autom\u00e1tica a un nodo de respaldo (failover) basado en el protocolo RAFT. En Tarantool se implement\u00f3 la replicaci\u00f3n WAL-as\u00edncrona hace tiempo, ahora no es necesario supervisar manualmente el nodo maestro.\n<li class=\"l\"> La conmutaci\u00f3n autom\u00e1tica del nodo maestro tambi\u00e9n est\u00e1 disponible en caso de topolog\u00edas con segmentaci\u00f3n (sharding) de datos (se utiliza la biblioteca vshard, que distribuye datos entre servidores mediante cestas virtuales (bucket)).\n<li class=\"l\"> Mejora del marco para construir aplicaciones en cl\u00faster Tarantool Cartridge en entornos virtuales. Tarantool Cartridge ahora maneja mejor la carga.\n<li class=\"l\"> La ejecuci\u00f3n de la funci\u00f3n de Ansible para desplegar cl\u00fasteres se ha acelerado de 15 a 20 veces. As\u00ed, trabajar con grandes cl\u00fasteres se ha vuelto m\u00e1s sencillo.\n<li class=\"l\"> Se ha introducido una herramienta para facilitar la migraci\u00f3n desde versiones anteriores &gt;1.6 y &lt;1.10, que est\u00e1 disponible a trav\u00e9s de una opci\u00f3n adicional al iniciar. Antes, la migraci\u00f3n deb\u00eda realizarse mediante la implementaci\u00f3n de la versi\u00f3n intermedia 1.10.\n<li class=\"l\"> Se ha optimizado el almacenamiento de tuplas peque\u00f1as.\n<li class=\"l\"> Se ha implementado soporte para UUID en SQL y se ha mejorado la conversi\u00f3n de tipos.  <\/ul>\n<p>Es importante se\u00f1alar que a partir de la versi\u00f3n 2.10 se llevar\u00e1 a cabo un cambio en la pol\u00edtica de formaci\u00f3n de versiones. En las lanzamientos significativos que violen la compatibilidad hacia atr\u00e1s, se cambiar\u00e1 el primer d\u00edgito de la versi\u00f3n; en los lanzamientos intermedios, el segundo; y en los lanzamientos de correcci\u00f3n, el tercero (despu\u00e9s de la 2.10, se lanzar\u00e1 la versi\u00f3n 3.0.0).<br \/>\n<br \/>Fuente: <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 5.0.2 - aioseo.com -->\n\t<meta name=\"description\" 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