{"id":182581,"date":"2026-07-10T10:53:26","date_gmt":"2026-07-10T08:53:26","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/pgrust-klon-postgresql-na-rust-prohodyashhij-vse-regressionnye-testy"},"modified":"2026-07-10T10:53:26","modified_gmt":"2026-07-10T08:53:26","slug":"pgrust-klon-postgresql-na-rust-prohodyashhij-vse-regressionnye-testy","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pt\/blog\/news\/pgrust-klon-postgresql-na-rust-prohodyashhij-vse-regressionnye-testy","title":{"rendered":"pgrust \u2014 clone do PostgreSQL em Rust, passando por todos os testes de regress\u00e3o","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>O projeto pgrust foi publicado, implementando o SGBD PostgreSQL reescrito na linguagem Rust, utilizando o tradutor c2rust e um assistente de IA. \u00c9 declarado que o projeto ainda n\u00e3o est\u00e1 pronto para uso em projetos de produ\u00e7\u00e3o, mas j\u00e1 passa com sucesso em todos os testes de regress\u00e3o do PostgreSQL, \u00e9 compat\u00edvel com o formato de armazenamento de dados do PostgreSQL 18.3 e pode usar o cat\u00e1logo de dados do PostgreSQL 18.3. O c\u00f3digo do projeto \u00e9 distribu\u00eddo sob a licen\u00e7a AGPLv3, ao contr\u00e1rio do original PostgreSQL, que \u00e9 fornecido sob uma licen\u00e7a permissiva semelhante \u00e0s licen\u00e7as BSD e MIT. Uma demonstra\u00e7\u00e3o online das funcionalidades, baseada em uma compila\u00e7\u00e3o em WebAssembly, bem como uma imagem docker para um r\u00e1pido in\u00edcio, est\u00e3o dispon\u00edveis.      <\/p>\n<p>O objetivo do desenvolvimento mencionado \u00e9 alcan\u00e7ar total compatibilidade com o PostgreSQL 18.3, al\u00e9m de realizar experimentos para alterar a arquitetura interna e criar uma vers\u00e3o do PostgreSQL que se livre de limita\u00e7\u00f5es arquitet\u00f4nicas imposs\u00edveis de evitar por raz\u00f5es hist\u00f3ricas. O projeto passa com sucesso em um conjunto de mais de 46 mil testes de regress\u00e3o do PostgreSQL, mas ainda \u00e9 incompat\u00edvel com extens\u00f5es do PostgreSQL, n\u00e3o fornece as otimiza\u00e7\u00f5es de desempenho desejadas e n\u00e3o implementa completamente os idiomas de programa\u00e7\u00e3o PL\/Python, PL\/Perl e PL\/Tcl.      <\/p>\n<p>Planos para o futuro:  <\/p>\n<ul>\n<li class=\"l\"> Migra\u00e7\u00e3o para uma arquitetura interna multithread.\n<li class=\"l\"> Implementa\u00e7\u00e3o de pooling de conex\u00f5es.\n<li class=\"l\"> Otimiza\u00e7\u00e3o para processos de trabalho que utilizam intensivamente JSON.\n<li class=\"l\"> Capacidade de criar c\u00f3pias e ramifica\u00e7\u00f5es de elementos do banco de dados no modo Copy-on-Write sem c\u00f3pia de dados.\n<li class=\"l\"> Experimentos com uma arquitetura que n\u00e3o requer a execu\u00e7\u00e3o da opera\u00e7\u00e3o VACUUM.\n<li class=\"l\"> Sistema de restri\u00e7\u00f5es de consultas SQL que permite bloquear o consumo excessivo de recursos ao executar consultas de baixa qualidade.\n<li class=\"l\"> Prote\u00e7\u00e3o contra a mudan\u00e7a do otimizador para planos de execu\u00e7\u00e3o de consultas menos eficientes.    <\/ul>\n<p>De acordo com o autor do projeto, atualmente est\u00e1 em desenvolvimento a pr\u00f3xima vers\u00e3o do pgrust, na qual, em vez de um pool de processos de trabalho, ser\u00e1 implementado um modelo de processamento de conex\u00f5es multi-threaded, al\u00e9m de utilizar otimiza\u00e7\u00f5es adicionais, como processamento em lote de linhas em tabelas e pr\u00e9-carregamento de dados. Durante os testes com a ferramenta percona-tpcc ao processar transa\u00e7\u00f5es, a nova vers\u00e3o do pgrust mostrou-se 50% mais r\u00e1pida que o PostgreSQL padr\u00e3o, e ao lidar com consultas anal\u00edticas \u2014 300 vezes mais r\u00e1pida.      <\/p>\n<p>Na tradu\u00e7\u00e3o para Rust, foi utilizado um approach h\u00edbrido, onde o c\u00f3digo do PostgreSQL foi inicialmente processado com a ajuda do tradutor c2rust, que gera uma representa\u00e7\u00e3o unsafe em Rust, semelhante em estrutura ao c\u00f3digo original em C. Ap\u00f3s o processamento com o c2rust, cerca de 1000 pacotes crate foram criados, que foram simultaneamente traduzidos para um Rust idiom\u00e1tico com a ajuda do modelo de IA Claude e da ferramenta Conductor para distribuir tarefas entre subagentes executados ao mesmo tempo.<br \/>\n<br \/>Fonte: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=65879\">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 \u043f\u0440\u043e\u0435\u043a\u0442 pgrust \u0441 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0435\u0439 \u0421\u0423\u0411\u0414 PostgreSQL, \u043f\u0435\u0440\u0435\u043f\u0438\u0441\u0430\u043d\u043d\u043e\u0439 \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 Rust c \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435\u043c \u0442\u0440\u0430\u043d\u0441\u043b\u044f\u0442\u043e\u0440\u0430 c2rust \u0438 AI-\u0430\u0441\u0441\u0438\u0441\u0442\u0435\u043d\u0442\u0430. \u0417\u0430\u044f\u0432\u043b\u0435\u043d\u043e, \u0447\u0442\u043e \u043f\u0440\u043e\u0435\u043a\u0442 \u043f\u043e\u043a\u0430 \u043d\u0435 \u0433\u043e\u0442\u043e\u0432 \u0434\u043b\u044f \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f \u0432 \u0440\u0430\u0431\u043e\u0447\u0438\u0445 \u043f\u0440\u043e\u0435\u043a\u0442\u0430\u0445, \u043d\u043e \u0443\u0436\u0435 \u0443\u0441\u043f\u0435\u0448\u043d\u043e \u043f\u0440\u043e\u0445\u043e\u0434\u0438\u0442 \u0432\u0441\u0435 \u0440\u0435\u0433\u0440\u0435\u0441\u0441\u0438\u043e\u043d\u043d\u044b\u0435 \u0442\u0435\u0441\u0442\u044b PostgreSQL, \u0441\u043e\u0432\u043c\u0435\u0441\u0442\u0438\u043c \u0441 \u0444\u043e\u0440\u043c\u0430\u0442\u043e\u043c \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0434\u0430\u043d\u043d\u044b\u0445 PostgreSQL 18.3 \u0438 \u043c\u043e\u0436\u0435\u0442 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c data-\u043a\u0430\u0442\u0430\u043b\u043e\u0433 \u043e\u0442 PostgreSQL 18.3. \u041a\u043e\u0434 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":10,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-182581","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d 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