{"id":121505,"date":"2025-01-27T15:46:01","date_gmt":"2025-01-27T13:46:01","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/microsoft-otkryl-kod-subd-documentdb-osnovannoj-na-postgresql"},"modified":"2025-01-27T15:46:01","modified_gmt":"2025-01-27T13:46:01","slug":"microsoft-otkryl-kod-subd-documentdb-osnovannoj-na-postgresql","status":"publish","type":"post","link":"https:\/\/prohoster.info\/no\/blog\/news\/microsoft-otkryl-kod-subd-documentdb-osnovannoj-na-postgresql","title":{"rendered":"Microsoft har \u00e5pnet kildekoden til DocumentDB-database, basert p\u00e5 PostgreSQL","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Microsoft har kunngjort \u00e5pningen av kildekoden til DocumentDB-prosjektet, som kan brukes som en frittst\u00e5ende NoSQL-database, som en plattform for \u00e5 lage egne lagringssystemer, eller som et supplement for lagring av data i BSON-format i PostgreSQL-databasen. I praksis brukes DocumentDB av Microsoft som grunnlag for produktet \u00abAzure Cosmos DB for MongoDB\u00bb, som tilbyr et grensesnitt kompatibelt med den dokumentorienterte databasen MongoDB. Koden for prosjektet er skrevet i C og distribueres under MIT-lisensen. DocumentDB-motoren er implementert som et tillegg til PostgreSQL-databasen.    <\/p>\n<p>Som i MongoDB er det en JSON-lignende BSON (Bin&#173;ary JSON)-format som brukes i DocumentDB for lagring av strukturerte dokumenter, noe som gj\u00f8r det mulig \u00e5 lage hierarkiske strukturer der dokumenter og matriser kan inneholde andre dokumenter og matriser. Den mest bemerkelsesverdige forskjellen fra JSON er bruken av bin\u00e6r representasjon ved serialisering av data. Prosjektet tilbyr b\u00e5de NoSQL-operasjoner for oppretting, lesing, oppdatering og sletting av data i BSON-format, samt API for standard PostgreSQL (DocumentDB kan betraktes som en variant av PostgreSQL med st\u00f8tte for BSON). I DocumentDB kan funksjonene for fullteksts\u00f8k og operasjoner p\u00e5 vektor- og geospatiale datatyper brukes.      <\/p>\n<p>Prosjektet best\u00e5r av to komponenter:    <\/p>\n<ul>\n<li class=\"l\"> pg_documentdb_core \u2014 et tillegg til PostgreSQL med implementering av BSON-type og operasjoner for \u00e5 jobbe med BSON-data i PostgreSQL.\n<li class=\"l\"> pg_documentdb \u2014 offentlig API for DocumentDB med grunnleggende operasjoner for \u00e5 arbeide med dokumenter i BSON-format, foresp\u00f8rselsh\u00e5ndtering og indeksadministrasjon.  <\/ul>\n<p>Den f\u00f8rste utgivelsen av DocumentDB gir st\u00f8tte for CRUD-operasjoner (oppretting, lesing, oppdatering, sletting), indekser for individuelle BSON-felt, indekser for fulltekst-s\u00f8k (kompatible med RUM), vektor- og geografiske foresp\u00f8rsel (kompatible med pg_vector og postgis), muligheter for \u00e5 lage foresp\u00f8rsel og aggregere data i BSON.    <\/p>\n<p>Prosjektet FerretDB har allerede g\u00e5tt over til \u00e5 bruke DocumentDB, som utvikler implementeringen av MongoDB-databasen basert p\u00e5 PostgreSQL-databasen. FerretDB lar deg erstatte den propriet\u00e6re dokumentorienterte databasen MongoDB med en helt \u00e5pen programvare-stakk bygd p\u00e5 PostgreSQL uten \u00e5 m\u00e5tte endre koden i applikasjonene. Behovet for \u00e5 bytte ut MongoDB skyldes at denne databasen har g\u00e5tt over til SSPL-lisensen, som er basert p\u00e5 AGPLv3-lisensen, men ikke er \u00e5pen, da den inneholder diskriminerende krav om at b\u00e5de selve applikasjonens kode og kildekoden til alle komponentene involvert i levering av skyttjenester m\u00e5 leveres under SSPL-lisensen.     <\/p>\n<p>Opprinnelig var arbeidet i FerretDB begrenset til \u00e5 oversette foresp\u00f8rslene til MongoDB til SQL-foresp\u00f8rsel til PostgreSQL, men fra og med versjon 2.0 av FerretDB, som er i kandidatstadiet for utgivelse, er PostgreSQL-utvidelsen DocumentDB involvert for \u00e5 st\u00f8tte BSON-formatet. Overgangen til \u00e5 bruke DocumentDB har gjort det mulig \u00e5 mer enn tidoble ytelsen til FerretDB for enkelte typer last. Blant andre nyheter i FerretDB 2.0 er forbedret kompatibilitet med MongoDB, mulighet for replikering og st\u00f8tte for vektorbasert s\u00f8k. Koden til FerretDB er skrevet i Go og distribueres under Apache 2.0-lisensen.<br \/>\n<br \/>Kilde: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=62621\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Microsoft \u043e\u0431\u044a\u044f\u0432\u0438\u043b\u0430 \u043e\u0431 \u043e\u0442\u043a\u0440\u044b\u0442\u0438\u0438 \u043a\u043e\u0434\u0430 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 DocumentDB, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043c\u043e\u0436\u0435\u0442 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c\u0441\u044f \u043a\u0430\u043a \u043e\u0442\u0434\u0435\u043b\u044c\u043d\u0430\u044f NoSQL \u0421\u0423\u0411\u0414, \u043a\u0430\u043a \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u0430 \u0434\u043b\u044f \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u044f \u0441\u043e\u0431\u0441\u0442\u0432\u0435\u043d\u043d\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0438\u043b\u0438 \u043a\u0430\u043a \u0434\u043e\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0435 \u0434\u043b\u044f \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0434\u0430\u043d\u043d\u044b\u0445 \u0432 \u0444\u043e\u0440\u043c\u0430\u0442\u0435 BSON \u0432 \u0421\u0423\u0411\u0414 PostgreSQL. \u041d\u0430 \u043f\u0440\u0430\u043a\u0442\u0438\u043a\u0435 DocumentDB \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u0442\u0441\u044f \u0432 Microsoft \u0432 \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0435 \u043e\u0441\u043d\u043e\u0432\u044b \u043f\u0440\u043e\u0434\u0443\u043a\u0442\u0430 &#171;Azure Cosmos DB for MongoDB&#187;, \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u044e\u0449\u0435\u0433\u043e \u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0439\u0441, \u0441\u043e\u0432\u043c\u0435\u0441\u0442\u0438\u043c\u044b\u0439 \u0441 \u0434\u043e\u043a\u0443\u043c\u0435\u043d\u0442\u043e-\u043e\u0440\u0438\u0435\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u0439 \u0421\u0423\u0411\u0414 [&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-121505","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.5 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Microsoft \u043e\u0431\u044a\u044f\u0432\u0438\u043b\u0430 \u043e\u0431 \u043e\u0442\u043a\u0440\u044b\u0442\u0438\u0438 \u043a\u043e\u0434\u0430 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 DocumentDB, 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