{"id":34977,"date":"2019-10-31T22:01:37","date_gmt":"2019-10-31T19:01:37","guid":{"rendered":"https:\/\/prohoster.info\/blog\/subd-cockroachdb-perehodit-na-nesvobodnuyu-litsenziyu\/"},"modified":"2019-10-31T22:01:37","modified_gmt":"2019-10-31T19:01:37","slug":"subd-cockroachdb-perehodit-na-nesvobodnuyu-litsenziyu","status":"publish","type":"post","link":"https:\/\/prohoster.info\/it\/blog\/news\/subd-cockroachdb-perehodit-na-nesvobodnuyu-litsenziyu","title":{"rendered":"Il database CockroachDB passa a una licenza non gratuita","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Sviluppatori del database distribuito CockroachDB  <noindex><a rel=\"nofollow\" href=\"https:\/\/www.cockroachlabs.com\/blog\/oss-relicensing-cockroachdb\/\">hanno annunciato<\/a><\/noindex> traduzione dei testi sorgente del progetto in una combinazione di <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/cockroachdb\/cockroach\/blob\/master\/LICENSE\">licenze<\/a><\/noindex> Business Source License (BSL) e Cockroach Community License (CCL), che non \u00e8 considerata libera a causa della discriminazione di determinate categorie di utenti. La licenza BSL \u00e8 stata <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=44976\">offerta<\/a><\/noindex> creata dai fondatori di MySQL come alternativa al modello Open Core. L'essenza della BSL \u00e8 che il codice delle funzionalit\u00e0 avanzate \u00e8 inizialmente disponibile per modifiche, ma per un certo periodo di tempo pu\u00f2 essere utilizzato gratuitamente solo se vengono rispettate ulteriori condizioni, per aggirare le quali \u00e8 necessaria l'acquisto di una licenza commerciale.<\/p>\n<p>La nuova licenza consente l'uso di CockroachDB su qualsiasi numero di nodi nel cluster e l'integrazione in applicazioni, inclusi quelle vendute ai clienti o fornite come servizi. L'unica limitazione che non consente di considerare la licenza come libera e aperta \u00e8 il divieto di vendere versioni commerciali di CockroachDB fornite sotto forma di servizi cloud. Ora per offrire CockroachDB come servizi cloud a pagamento \u00e8 necessaria l'acquisto di una licenza commerciale.<\/p>\n<p>Il codice gi\u00e0 pubblicato <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/cockroachdb\/cockroach\/\">rimane<\/a><\/noindex> sotto licenza Apache 2.0 ed \u00e8 disponibile per la creazione di fork. Inoltre, dopo tre anni dalla data di rilascio, il codice verr\u00e0 rimosso dall'ambito della BSL e distribuito sotto la normale licenza Apache 2.0. Ad esempio, il rilascio previsto per ottobre<br \/>\n CockroachDB 19.2 fino a ottobre 2022 sar\u00e0 fornito sotto licenza BSL e poi sar\u00e0 automaticamente riesaminato sotto licenza Apache 2.0. Secondo gli sviluppatori, questo spostamento temporale consentir\u00e0 di sviluppare un prodotto concorrente per applicazioni DBaaS (Database come Servizio), garantendo nel contempo l'apertura dei principali testi sorgente e senza passare al modello Open Core.<\/p>\n<p>Come nel caso della riesamina delle licenze <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=49961\">MongoDB<\/a><\/noindex>, <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=50189\">dei moduli Redis<\/a><\/noindex> e <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=50063\">TimescaleDB<\/a><\/noindex>  La causa del passaggio a una licenza non libera \u00e8 la lotta contro il parassitismo dei fornitori di servizi cloud, che creano prodotti commerciali derivati e rivendono database open source come servizi cloud, senza partecipare attivamente alla comunit\u00e0 n\u00e9 contribuire allo sviluppo. Si crea una situazione in cui i fornitori cloud, non correlati al progetto, ottengono profitti rivendendo soluzioni open source pronte, lasciando gli sviluppatori direttamente coinvolti senza nulla. <\/p>\n<p>Ricordiamo che il database CockroachDB  <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=46529\">\u00e8 orientata<\/a><\/noindex> \u00e8 progettato per creare archiviazioni altamente affidabili, geograficamente distribuite e orizzontalmente scalabili, caratterizzate da un'alta resilienza e indipendenti dai guasti di dischi, nodi e centri di elaborazione dati. CockroachDB garantisce l'integrit\u00e0 delle transazioni ACID, permette di utilizzare SQL per le manipolazioni dei dati, consente modifiche allo schema di archiviazione on-the-fly, supporta indici e chiavi esterne, e offre replicazione automatica e bilanciamento del carico dell'archivio.<\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Fonte: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=50813\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0420\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0438 \u0440\u0430\u0441\u043f\u0440\u0435\u0434\u0435\u043b\u0451\u043d\u043d\u043e\u0439 \u0421\u0423\u0411\u0414 CockroachDB \u043e\u0431\u044a\u044f\u0432\u0438\u043b\u0438 \u043e \u043f\u0435\u0440\u0435\u0432\u043e\u0434\u0435 \u0438\u0441\u0445\u043e\u0434\u043d\u044b\u0445 \u0442\u0435\u043a\u0441\u0442\u043e\u0432 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \u043d\u0430 \u0441\u0432\u044f\u0437\u043a\u0443 \u0438\u0437 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0439 Business Source License (BSL) \u0438 Cockroach Community License (CCL), \u043d\u0435 \u044f\u0432\u043b\u044f\u044e\u0449\u0443\u044e\u0441\u044f \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0439 \u0438\u0437-\u0437\u0430 \u0434\u0438\u0441\u043a\u0440\u0438\u043c\u0438\u043d\u0430\u0446\u0438\u0438 \u043e\u0442\u0434\u0435\u043b\u044c\u043d\u044b\u0445 \u043a\u0430\u0442\u0435\u0433\u043e\u0440\u0438\u0439 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u0435\u0439. \u041b\u0438\u0446\u0435\u043d\u0437\u0438\u044f BSL \u0442\u0440\u0438 \u0433\u043e\u0434\u0430 \u043d\u0430\u0437\u0430\u0434 \u0431\u044b\u043b\u0430 \u043f\u0440\u0435\u0434\u043b\u043e\u0436\u0435\u043d\u0430 \u0441\u043e\u043e\u0441\u043d\u043e\u0432\u0430\u0442\u0435\u043b\u044f\u043c\u0438 MySQL \u0432 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