{"id":105244,"date":"2022-10-03T21:36:54","date_gmt":"2022-10-03T19:36:55","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/proekt-postgres-wasm-podgotovil-rabotayushhee-v-brauzere-okruzhenie-s-subd-postgresql"},"modified":"2022-10-03T21:36:54","modified_gmt":"2022-10-03T19:36:55","slug":"proekt-postgres-wasm-podgotovil-rabotayushhee-v-brauzere-okruzhenie-s-subd-postgresql","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pl\/blog\/news\/proekt-postgres-wasm-podgotovil-rabotayushhee-v-brauzere-okruzhenie-s-subd-postgresql","title":{"rendered":"Projekt Postgres WASM przygotowa\u0142 dzia\u0142aj\u0105ce w przegl\u0105darce \u015brodowisko z baz\u0105 danych PostgreSQL","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Otwarto opracowania projektu Postgres WASM, rozwijaj\u0105cego \u015brodowisko z baz\u0105 danych PostgreSQL, dzia\u0142aj\u0105cego w przegl\u0105darce. Kod zwi\u0105zany z projektem jest udost\u0119pniony na licencji MIT. Oferowany jest zestaw narz\u0119dzi do budowy dzia\u0142aj\u0105cej w przegl\u0105darce wirtualnej maszyny z ograniczonym \u015brodowiskiem Linux, serwerem PostgreSQL 14.5 oraz towarzysz\u0105cymi narz\u0119dziami (psql, pg_dump). Rozmiar ko\u0144cowej budowy wynosi oko\u0142o 30 MB.    <\/p>\n<p>Wn\u0119trze wirtualnej maszyny jest formowane za pomoc\u0105 skrypt\u00f3w buildroot i uruchamiane w przegl\u0105darce z wykorzystaniem emulatora v86. Do interakcji z narz\u0119dziami PostgreSQL z poziomu przegl\u0105darki dostarczana jest warstwa webowa. Do uzyskania dost\u0119pu do uruchomionego w przegl\u0105darce <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/pl\/server\/dts-shicago\/\"   title=\"serwera\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"2923\">serwera<\/a> PostgreSQL w sieci i wykonywania zapyta\u0144 sieciowych z wirtualnej maszyny u\u017cywany jest proxy, przeprowadzaj\u0105cy ruch za pomoc\u0105 API Websocket.      <\/p>\n<p>G\u0142\u00f3wne mo\u017cliwo\u015bci Postgres WASM:  <\/p>\n<ul>\n<li class=\"l\"> Zapis i odzyskiwanie stanu bazy danych z pliku lub przegl\u0105darkowego magazynu opartego na IndexedDB.\n<li class=\"l\"> Szybkie uruchamianie z pliku ze zapisanym stanem wirtualnej maszyny lub pe\u0142ne uruchamianie z restartem emulatora.\n<li class=\"l\"> Mo\u017cliwo\u015b\u0107 wydzielania <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/pl\/vps\/abuzoustojchivye-vps\/\"   title=\"maszynie wirtualnej\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"4327\">maszynie wirtualnej<\/a> od 128 do 1024 MB pami\u0119ci.\n<li class=\"l\"> Ustawienia rozmiaru czcionki w terminalu webowym.\n<li class=\"l\"> Wsparcie dla przesy\u0142ania plik\u00f3w do wirtualnego \u015brodowiska, w tym mo\u017cliwo\u015bci\u0105 przesy\u0142ania zrzut\u00f3w baz danych.\n<li class=\"l\"> Wsparcie dla pobierania plik\u00f3w z wirtualnego \u015brodowiska.\n<li class=\"l\"> Ustanawianie przychodz\u0105cych i wychodz\u0105cych po\u0142\u0105cze\u0144 sieciowych, tworzenie tunelu do przesy\u0142ania zapyta\u0144 do portu sieciowego 5432.  <\/ul>\n<p>W\u015br\u00f3d mo\u017cliwych obszar\u00f3w zastosowania Postgres WASM wymienia si\u0119 tworzenie system\u00f3w demonstracyjnych i edukacyjnych, organizacj\u0119 pracy z danymi w trybie offline, analiz\u0119 danych podczas pracy offline, testowanie funkcjonalno\u015bci i konfiguracji PostgreSQL, tworzenie lokalnego \u015brodowiska dla programisty, przygotowanie zrzut\u00f3w okre\u015blonego stanu bazy danych do wys\u0142ania innym programistom lub do wsparcia technicznego, testowanie replikacji logicznej z zewn\u0119trznych baz danych.    <center><img decoding=\"async\" alt=\"Projekt Postgres WASM przygotowa\u0142 dzia\u0142aj\u0105ce w przegl\u0105darce \u015brodowisko z baz\u0105 danych PostgreSQL\" src=\"\/wp-content\/uploads\/2022\/10\/d08317d01f873827d336a45fdcd35255.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/center><br \/>\n<br \/>\u0179r\u00f3d\u0142o: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=57863\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u0442\u043a\u0440\u044b\u0442\u044b \u043d\u0430\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 Postgres WASM, \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u044e\u0449\u0435\u0433\u043e \u043e\u043a\u0440\u0443\u0436\u0435\u043d\u0438\u0435 \u0441 \u0421\u0423\u0411\u0414 PostgreSQL, \u0440\u0430\u0431\u043e\u0442\u0430\u044e\u0449\u0435\u0435 \u0432\u043d\u0443\u0442\u0440\u0438 \u0431\u0440\u0430\u0443\u0437\u0435\u0440\u0430. \u0421\u0432\u044f\u0437\u0430\u043d\u043d\u044b\u0439 \u0441 \u043f\u0440\u043e\u0435\u043a\u0442\u043e\u043c \u043a\u043e\u0434 \u043e\u0442\u043a\u0440\u044b\u0442 \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 MIT. \u041f\u0440\u0435\u0434\u043b\u0430\u0433\u0430\u0435\u0442\u0441\u044f \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u0430\u0440\u0438\u0439 \u0434\u043b\u044f \u0441\u0431\u043e\u0440\u043a\u0438 \u0440\u0430\u0431\u043e\u0442\u0430\u044e\u0449\u0435\u0439 \u0432 \u0431\u0440\u0430\u0443\u0437\u0435\u0440\u0435 \u0432\u0438\u0440\u0442\u0443\u0430\u043b\u044c\u043d\u043e\u0439 \u043c\u0430\u0448\u0438\u043d\u044b c \u0443\u0440\u0435\u0437\u0430\u043d\u043d\u044b\u043c Linux-\u043e\u043a\u0440\u0443\u0436\u0435\u043d\u0438\u0435\u043c, \u0441\u0435\u0440\u0432\u0435\u0440\u043e\u043c PostgreSQL 14.5 \u0438 \u0441\u043e\u043f\u0443\u0442\u0441\u0442\u0432\u0443\u044e\u0449\u0438\u043c\u0438 \u0443\u0442\u0438\u043b\u0438\u0442\u0430\u043c\u0438 (psql, pg_dump). \u0420\u0430\u0437\u043c\u0435\u0440 \u0438\u0442\u043e\u0433\u043e\u0432\u043e\u0439 \u0441\u0431\u043e\u0440\u043a\u0438 \u043e\u043a\u043e\u043b\u043e 30 \u041c\u0411. \u041d\u0430\u0447\u0438\u043d\u043a\u0430 \u0432\u0438\u0440\u0442\u0443\u0430\u043b\u044c\u043d\u043e\u0439 \u043c\u0430\u0448\u0438\u043d\u044b \u0444\u043e\u0440\u043c\u0438\u0440\u0443\u0435\u0442\u0441\u044f \u043f\u0440\u0438 \u043f\u043e\u043c\u043e\u0449\u0438 \u0441\u043a\u0440\u0438\u043f\u0442\u043e\u0432 buildroot [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":105245,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-105244","post","type-post","status-publish","format-standard","has-post-thumbnail","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\u0442\u043a\u0440\u044b\u0442\u044b \u043d\u0430\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 Postgres WASM, \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u044e\u0449\u0435\u0433\u043e \u043e\u043a\u0440\u0443\u0436\u0435\u043d\u0438\u0435 \u0441 \u0421\u0423\u0411\u0414 PostgreSQL, \u0440\u0430\u0431\u043e\u0442\u0430\u044e\u0449\u0435\u0435 \u0432\u043d\u0443\u0442\u0440\u0438 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