{"id":116050,"date":"2024-05-24T08:59:21","date_gmt":"2024-05-24T06:59:21","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-subd-sqlite-3-46"},"modified":"2024-05-24T08:59:21","modified_gmt":"2024-05-24T06:59:21","slug":"vypusk-subd-sqlite-3-46","status":"publish","type":"post","link":"https:\/\/prohoster.info\/es\/blog\/news\/vypusk-subd-sqlite-3-46","title":{"rendered":"Lanzamiento de la base de datos SQLite 3.46","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Se ha publicado el lanzamiento de SQLite 3.46, un sistema de gesti\u00f3n de bases de datos ligero, dise\u00f1ado como una biblioteca que se puede integrar. El c\u00f3digo de SQLite se distribuye como dominio p\u00fablico, es decir, puede utilizarse sin restricciones y de forma gratuita para cualquier prop\u00f3sito. El apoyo financiero a los desarrolladores de SQLite es proporcionado por un consorcio creado especialmente.     <\/p>\n<p>Principales cambios:  <\/p>\n<ul>\n<li class=\"l\"> Se ha proporcionado la posibilidad de utilizar el separador \u00ab_\u00bb en los n\u00fameros para una representaci\u00f3n m\u00e1s clara de los literales num\u00e9ricos (por ejemplo, 1_234_567).\n<li class=\"l\"> Se ha agregado la funci\u00f3n SQL json_pretty() para generar una salida m\u00e1s legible en formato JSON, formateada con sangr\u00edas que destacan bloques.\n<li class=\"l\"> Se han ampliado las capacidades de la operaci\u00f3n \u00abPRAGMA optimize\u00bb, que realiza la optimizaci\u00f3n de la base de datos y todos los esquemas de datos para lograr el mejor rendimiento de las consultas. Se ha implementado un l\u00edmite de duraci\u00f3n del an\u00e1lisis de base de datos, excluyendo tiempos de procesamiento excesivamente largos en bases de datos grandes. Se ha a\u00f1adido una nueva m\u00e1scara de bits \u00abPRAGMA optimize(0x10000)\u00bb para la verificaci\u00f3n separada de actualizaciones en todas las tablas. Se ha garantizado el an\u00e1lisis autom\u00e1tico repetido de las tablas que no contienen registros sqlite_stat1.\n<li class=\"l\"> Se ha a\u00f1adido soporte para los placeholders %G, %g, %U y %V en la funci\u00f3n SQL strftime().\n<li class=\"l\"> Se han agregado nuevos modificadores ceiling y floor en las funciones SQL que trabajan con fechas y tiempos para gestionar el tratamiento de fechas ambiguas, que surgen en operaciones que desplazan fechas por un cierto n\u00famero de meses o a\u00f1os. Se garantiza la ignorancia de los modificadores utc y localtime si SQLite sabe que el tiempo ya est\u00e1 en la representaci\u00f3n UTC o localtime.\n<li class=\"l\"> Se han realizado optimizaciones en el planificador de consultas. Para expresiones INSERT que contienen miles de valores en la secci\u00f3n VALUES, por defecto se ha habilitado la optimizaci\u00f3n \u00abVALUES-as-coroutine\u00bb, lo que permite acelerar aproximadamente el an\u00e1lisis de tales expresiones por un factor de dos y reducir el consumo de memoria tambi\u00e9n a la mitad. Para consultas del tipo \u00abSELECT count(DISTINCT col) FROM ...\u00bb se permite el uso de \u00edndices, incluso si el tama\u00f1o de los registros en el \u00edndice no es menor que el de los registros en la tabla. Se ha mejorado la l\u00f3gica para determinar situaciones en las que los argumentos de las funciones SQL contienen constantes. Se ha garantizado la aplicaci\u00f3n de la optimizaci\u00f3n push-down para expresiones WHERE que contienen subconsultas no relacionadas.\n<li class=\"l\"> Se ha modificado la l\u00f3gica de manejo del desbordamiento de la pila: al detectar falta de memoria para la pila, el analizador ahora intenta asignar memoria adicional de la memoria din\u00e1mica, en lugar de generar el error \u00abparser stack overflow\u00bb.\n<li class=\"l\"> En JSON, se permite la indicaci\u00f3n de caracteres de control en los literales de cadena JSON5. Se ha modificado la l\u00f3gica de los operadores \u00ab-&gt;\u00bb y \u00ab-&gt;&gt;\u00bb, cuando el operando de la derecha contiene solo d\u00edgitos (similar a PostgreSQL, tales operandos ahora se tratan como cadenas).\n<li class=\"l\"> Se permite especificar literales hexadecimales grandes en el valor DEFAULT en las columnas de las tablas.      <\/ul>\n<p>Fuente: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=61238\">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 SQLite 3.46, \u043b\u0435\u0433\u043a\u043e\u0432\u0435\u0441\u043d\u043e\u0439 \u0421\u0423\u0411\u0414, \u043e\u0444\u043e\u0440\u043c\u043b\u0435\u043d\u043d\u043e\u0439 \u0432 \u0432\u0438\u0434\u0435 \u043f\u043e\u0434\u043a\u043b\u044e\u0447\u0430\u0435\u043c\u043e\u0439 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438. \u041a\u043e\u0434 SQLite \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043a\u0430\u043a \u043e\u0431\u0449\u0435\u0441\u0442\u0432\u0435\u043d\u043d\u043e\u0435 \u0434\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u0435 (public domain), \u0442.\u0435. \u043c\u043e\u0436\u0435\u0442 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c\u0441\u044f \u0431\u0435\u0437 \u043e\u0433\u0440\u0430\u043d\u0438\u0447\u0435\u043d\u0438\u0439 \u0438 \u0431\u0435\u0437\u0432\u043e\u0437\u043c\u0435\u0437\u0434\u043d\u043e \u0432 \u043b\u044e\u0431\u044b\u0445 \u0446\u0435\u043b\u044f\u0445. \u0424\u0438\u043d\u0430\u043d\u0441\u043e\u0432\u0443\u044e \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0443 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u043e\u0432 SQLite \u043e\u0441\u0443\u0449\u0435\u0441\u0442\u0432\u043b\u044f\u0435\u0442 \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u044c\u043d\u043e \u0441\u043e\u0437\u0434\u0430\u043d\u043d\u044b\u0439 \u043a\u043e\u043d\u0441\u043e\u0440\u0446\u0438\u0443\u043c. \u041e\u0441\u043d\u043e\u0432\u043d\u044b\u0435 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f: \u041f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u0430 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044c \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f \u0432 \u0447\u0438\u0441\u043b\u0430\u0445 \u0440\u0430\u0437\u0434\u0435\u043b\u0438\u0442\u0435\u043b\u044f &#171;_&#187; \u0434\u043b\u044f \u0431\u043e\u043b\u0435\u0435 \u043d\u0430\u0433\u043b\u044f\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u0447\u0438\u0441\u043b\u043e\u0432\u044b\u0445 \u043b\u0438\u0442\u0435\u0440\u0430\u043b\u043e\u0432 (\u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, 1_234_567). \u0414\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u0430 [&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-116050","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\" content=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 SQLite 3.46, \u043b\u0435\u0433\u043a\u043e\u0432\u0435\u0441\u043d\u043e\u0439 \u0421\u0423\u0411\u0414, \u043e\u0444\u043e\u0440\u043c\u043b\u0435\u043d\u043d\u043e\u0439 \u0432 \u0432\u0438\u0434\u0435 \u043f\u043e\u0434\u043a\u043b\u044e\u0447\u0430\u0435\u043c\u043e\u0439 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438. \u041a\u043e\u0434 SQLite \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043a\u0430\u043a \u043e\u0431\u0449\u0435\u0441\u0442\u0432\u0435\u043d\u043d\u043e\u0435 \u0434\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u0435 (public domain), \u0442.\u0435.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/prohoster.info\/es\/blog\/news\/vypusk-subd-sqlite-3-46\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.2\" \/>\n\t\t<meta property=\"og:locale\" content=\"es_ES\" \/>\n\t\t<meta property=\"og:site_name\" content=\"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"\ud83e\udd47\u0412\u044b\u043f\u0443\u0441\u043a \u0421\u0423\u0411\u0414 SQLite 3.46 | ProHoster\" \/>\n\t\t<meta property=\"og:description\" content=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 SQLite 3.46, \u043b\u0435\u0433\u043a\u043e\u0432\u0435\u0441\u043d\u043e\u0439 \u0421\u0423\u0411\u0414, \u043e\u0444\u043e\u0440\u043c\u043b\u0435\u043d\u043d\u043e\u0439 \u0432 \u0432\u0438\u0434\u0435 \u043f\u043e\u0434\u043a\u043b\u044e\u0447\u0430\u0435\u043c\u043e\u0439 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438. \u041a\u043e\u0434 SQLite \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043a\u0430\u043a \u043e\u0431\u0449\u0435\u0441\u0442\u0432\u0435\u043d\u043d\u043e\u0435 \u0434\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u0435 (public domain), \u0442.\u0435.\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/prohoster.info\/es\/blog\/news\/vypusk-subd-sqlite-3-46\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg\" \/>\n\t\t<meta property=\"og:image:width\" content=\"350\" \/>\n\t\t<meta property=\"og:image:height\" content=\"350\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2024-05-24T06:59:21+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2024-05-24T06:59:21+00:00\" \/>\n\t\t<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/prohoster\" \/>\n\t\t<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/prohoster\" \/>\n\t\t<!-- All in One SEO -->\n\n","aioseo_head_json":{"title":"\ud83e\udd47Lanzamiento de la base de datos SQLite 3.46 | ProHoster","description":"Se ha publicado la versi\u00f3n SQLite 3.46, una base de datos ligera presentada como una biblioteca conectable. 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