{"id":103443,"date":"2022-02-27T15:36:52","date_gmt":"2022-02-27T13:36:52","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-subd-sqlite-3-38-i-nabora-utilit-sqlite-utils-3-24"},"modified":"2022-02-27T15:36:52","modified_gmt":"2022-02-27T13:36:52","slug":"vypusk-subd-sqlite-3-38-i-nabora-utilit-sqlite-utils-3-24","status":"publish","type":"post","link":"https:\/\/prohoster.info\/it\/blog\/news\/vypusk-subd-sqlite-3-38-i-nabora-utilit-sqlite-utils-3-24","title":{"rendered":"Uscita del DBMS SQLite 3.38 e del pacchetto di utilit\u00e0 sqlite-utils 3.24","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>\u00c8 stata pubblicata la versione SQLite 3.38, un DBMS leggero organizzato come una libreria plug-in. Il codice di SQLite \u00e8 distribuito come dominio pubblico, ovvero pu\u00f2 essere utilizzato senza restrizioni e gratuitamente per qualsiasi scopo. Il supporto finanziario per gli sviluppatori di SQLite \u00e8 fornito da un consorzio appositamente creato, che comprende aziende come Adobe, Oracle, Mozilla, Bentley e Bloomberg.     <\/p>\n<p>Variazioni principali:  <\/p>\n<ul>\n<li class=\"l\"> \u00c8 stato aggiunto il supporto per gli operatori -&gt; e -&gt;&gt;, che semplificano l'estrazione dei dati in formato JSON. La sintassi dei nuovi operatori \u00e8 compatibile con MySQL e PostgreSQL.\n<li class=\"l\"> Il core include funzioni per lavorare con i dati in formato JSON, il cui supporto richiedeva in precedenza una build con il flag \u2018-DSQLITE_ENABLE_JSON1\u2019. Per disabilitare il supporto JSON \u00e8 stato aggiunto il flag \u2018-DSQLITE_OMIT_JSON\u2019.\n<li class=\"l\"> \u00c8 stata aggiunta la funzione unixepoch(), che restituisce il tempo epocale (numero di secondi dal 1 gennaio 1970).\n<li class=\"l\"> Per le funzioni di gestione del tempo sono stati implementati i modificatori \u2018auto\u2019 e \u2018julianday\u2019.\n<li class=\"l\"> La funzione SQL printf() \u00e8 stata rinominata in format() per migliorare la compatibilit\u00e0 con altri DBMS (il vecchio nome \u00e8 stato mantenuto).\n<li class=\"l\"> \u00c8 stata aggiunta l'interfaccia sqlite3_error_offset() per semplificare la localizzazione degli errori nelle query.\n<li class=\"l\"> Nell'implementazione delle tabelle virtuali sono stati aggiunti nuovi API: sqlite3_vtab_distinct(), sqlite3_vtab_rhs_value() e sqlite3_vtab_in(), oltre a nuovi tipi di operatori SQLITE_INDEX_CONSTRAINT_LIMIT e SQLITE_INDEX_CONSTRAINT_OFFSET.\n<li class=\"l\"> Nell'interfaccia della linea di comando \u00e8 garantita la corretta gestione dei caratteri di tabulazione e di nuova riga nel testo visualizzato in modalit\u00e0 multi-colonna. \u00c8 stato aggiunto il supporto per le opzioni \u2018--wrap N\u2019, \u2018--wordwrap on\u2019 e \u2018--quote\u2019 durante la visualizzazione in pi\u00f9 colonne. Nel comando .import \u00e8 stata effettuata la correzione dei nomi delle colonne.\n<li class=\"l\"> Nel pianificatore delle query \u00e8 stata utilizzata una struttura probabilistica bloom filter per accelerare l'esecuzione di grandi query analitiche, applicata per determinare la presenza di un elemento in un insieme. Per ottimizzare l'elaborazione dei blocchi UNION e UNION ALL, che coprono espressioni SELECT con sezioni ORDER BY, \u00e8 stato utilizzato un albero di fusione bilanciato.  <\/ul>\n<p>In aggiunta, si pu\u00f2 notare la pubblicazione della versione del pacchetto sqlite-utils 3.24, che include utilit\u00e0 e librerie per la gestione dei file del database SQLite. Sono supportate operazioni come l'importazione diretta di dati JSON, CSV o TSV in un file di database con la creazione automatica dello schema necessario, l'esecuzione di query SQL su file CSV, TSV e JSON, l'esecuzione di ricerche full-text nel database, la trasformazione dei dati e dello schema in situazioni in cui non \u00e8 possibile utilizzare ALTER TABLE (ad esempio, per cambiare il tipo di colonne), l'estrazione di colonne in tabelle separate.<br \/>\n<br \/>Fonte: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=56769\">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 3.38, \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, \u0432 \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u0432\u0445\u043e\u0434\u044f\u0442 \u0442\u0430\u043a\u0438\u0435 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438, \u043a\u0430\u043a Adobe, Oracle, Mozilla, Bentley \u0438 Bloomberg. \u041e\u0441\u043d\u043e\u0432\u043d\u044b\u0435 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f: \u0414\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u0430 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 \u043e\u043f\u0435\u0440\u0430\u0442\u043e\u0440\u043e\u0432 -&gt; [&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-103443","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\" content=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 SQLite 3.38, \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\/it\/blog\/news\/vypusk-subd-sqlite-3-38-i-nabora-utilit-sqlite-utils-3-24\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.1.1\" \/>\n\t\t<meta property=\"og:locale\" content=\"it_IT\" \/>\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 3.38 \u0438 \u043d\u0430\u0431\u043e\u0440\u0430 \u0443\u0442\u0438\u043b\u0438\u0442 sqlite-utils 3.24 | 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 3.38, \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\/it\/blog\/news\/vypusk-subd-sqlite-3-38-i-nabora-utilit-sqlite-utils-3-24\" \/>\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=\"2022-02-27T13:36:52+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2022-02-27T13:36:52+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\udd47Rilascio del DBMS SQLite 3.38 e del pacchetto di utilit\u00e0 sqlite-utils 3.24 | ProHoster","description":"\u00c8 stata pubblicata la versione 3.38 di SQLite, un DBMS leggero, disponibile come libreria condivisa. 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