{"id":29735,"date":"2022-12-12T04:25:09","date_gmt":"2023-08-11T19:33:46","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/rust-%e6%9b%b4%e6%96%b0-mongodb-%e6%95%b0%e6%8d%ae\/"},"modified":"2025-08-12T15:38:10","modified_gmt":"2025-08-12T07:38:10","slug":"rust-%e6%9b%b4%e6%96%b0-mongodb-%e6%95%b0%e6%8d%ae","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/rust-%e6%9b%b4%e6%96%b0-mongodb-%e6%95%b0%e6%8d%ae\/","title":{"rendered":"Rust: \u66f4\u65b0 MongoDB \u6570\u636e"},"content":{"rendered":"<pre class=\"post-pre\"><code>[package]\r\nname = \"mongodb_update\"\r\nversion = \"0.1.0\"\r\nedition = \"2018\"\r\n\r\n\r\n[dependencies]\r\nmongodb = \"1.0.0\"\r\ntokio = \"*\"\r\nchrono = \"0.4\"\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"c\">\/\/ --------------------------------------------------------------------<\/span>\r\n<span class=\"cm\">\/*\r\n    mongodb_update\/src\/main.rs\r\n\r\n                    Jul\/26\/2020\r\n*\/<\/span>\r\n<span class=\"c\">\/\/ --------------------------------------------------------------------<\/span>\r\n<span class=\"k\">use<\/span> <span class=\"nn\">std<\/span><span class=\"p\">::<\/span><span class=\"n\">env<\/span><span class=\"p\">;<\/span>\r\n<span class=\"k\">use<\/span> <span class=\"nn\">mongodb<\/span><span class=\"p\">::{<\/span>\r\n    <span class=\"nn\">bson<\/span><span class=\"p\">::<\/span><span class=\"n\">doc<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nn\">error<\/span><span class=\"p\">::<\/span><span class=\"n\">Result<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"n\">Client<\/span>\r\n<span class=\"p\">};<\/span>\r\n<span class=\"k\">use<\/span> <span class=\"nn\">chrono<\/span><span class=\"p\">::{<\/span><span class=\"n\">Local<\/span><span class=\"p\">,<\/span> <span class=\"n\">Date<\/span><span class=\"p\">};<\/span>\r\n\r\n<span class=\"nd\">#[tokio::main]<\/span>\r\n<span class=\"k\">async<\/span> <span class=\"k\">fn<\/span> <span class=\"nf\">main<\/span><span class=\"p\">()<\/span> <span class=\"k\">-&gt;<\/span> <span class=\"n\">Result<\/span><span class=\"o\">&lt;<\/span><span class=\"p\">()<\/span><span class=\"o\">&gt;<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"nd\">eprintln!<\/span> <span class=\"p\">(<\/span><span class=\"s\">\"*** \u958b\u59cb ***\"<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"k\">let<\/span> <span class=\"n\">args<\/span><span class=\"p\">:<\/span> <span class=\"nb\">Vec<\/span><span class=\"o\">&lt;<\/span><span class=\"mi\">_<\/span><span class=\"o\">&gt;<\/span> <span class=\"o\">=<\/span> <span class=\"nn\">env<\/span><span class=\"p\">::<\/span><span class=\"nf\">args<\/span><span class=\"p\">()<\/span><span class=\"nf\">.collect<\/span><span class=\"p\">();<\/span>\r\n    <span class=\"k\">let<\/span> <span class=\"n\">key_in<\/span> <span class=\"o\">=<\/span> <span class=\"o\">&amp;<\/span><span class=\"n\">args<\/span><span class=\"p\">[<\/span><span class=\"mi\">1<\/span><span class=\"p\">];<\/span>\r\n    <span class=\"k\">let<\/span> <span class=\"n\">population_in<\/span> <span class=\"o\">=<\/span> <span class=\"o\">&amp;<\/span><span class=\"n\">args<\/span><span class=\"p\">[<\/span><span class=\"mi\">2<\/span><span class=\"p\">];<\/span>\r\n    <span class=\"nd\">eprintln!<\/span><span class=\"p\">(<\/span><span class=\"s\">\"{}\"<\/span><span class=\"p\">,<\/span><span class=\"n\">key_in<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"nd\">eprintln!<\/span><span class=\"p\">(<\/span><span class=\"s\">\"{}\"<\/span><span class=\"p\">,<\/span><span class=\"n\">population_in<\/span><span class=\"p\">);<\/span>\r\n\r\n    <span class=\"k\">let<\/span> <span class=\"n\">client<\/span> <span class=\"o\">=<\/span>\r\n        <span class=\"nn\">Client<\/span><span class=\"p\">::<\/span><span class=\"nf\">with_uri_str<\/span><span class=\"p\">(<\/span><span class=\"s\">\"mongodb:\/\/localhost:27017\"<\/span><span class=\"p\">)<\/span><span class=\"k\">.await<\/span><span class=\"o\">?<\/span><span class=\"p\">;<\/span>\r\n\r\n    <span class=\"k\">let<\/span> <span class=\"n\">coll<\/span> <span class=\"o\">=<\/span> <span class=\"n\">client<\/span>\r\n        <span class=\"nf\">.database<\/span><span class=\"p\">(<\/span><span class=\"s\">\"city\"<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"nf\">.collection<\/span><span class=\"p\">(<\/span><span class=\"s\">\"saitama\"<\/span><span class=\"p\">);<\/span>\r\n\r\n    <span class=\"k\">let<\/span> <span class=\"n\">pp_in<\/span> <span class=\"p\">:<\/span> <span class=\"nb\">i32<\/span> <span class=\"o\">=<\/span> <span class=\"n\">population_in<\/span><span class=\"nf\">.parse<\/span><span class=\"p\">()<\/span><span class=\"nf\">.unwrap<\/span><span class=\"p\">();<\/span>\r\n\r\n    <span class=\"k\">let<\/span> <span class=\"n\">date_mod<\/span><span class=\"p\">:<\/span> <span class=\"n\">Date<\/span><span class=\"o\">&lt;<\/span><span class=\"n\">Local<\/span><span class=\"o\">&gt;<\/span> <span class=\"o\">=<\/span> <span class=\"nn\">Local<\/span><span class=\"p\">::<\/span><span class=\"nf\">today<\/span><span class=\"p\">();<\/span>\r\n    <span class=\"nd\">println!<\/span><span class=\"p\">(<\/span><span class=\"s\">\"{}\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">date_mod<\/span><span class=\"p\">);<\/span>\r\n\r\n    <span class=\"k\">let<\/span> <span class=\"n\">update_result<\/span> <span class=\"o\">=<\/span> <span class=\"n\">coll<\/span><span class=\"nf\">.update_one<\/span><span class=\"p\">(<\/span>\r\n        <span class=\"nd\">doc!<\/span> <span class=\"p\">{<\/span> <span class=\"s\">\"key\"<\/span><span class=\"p\">:<\/span> <span class=\"n\">key_in<\/span> <span class=\"p\">},<\/span>\r\n        <span class=\"nd\">doc!<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"s\">\"$set\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span><span class=\"s\">\"population\"<\/span><span class=\"p\">:<\/span> <span class=\"n\">pp_in<\/span><span class=\"p\">,<\/span> <span class=\"s\">\"date_mod\"<\/span><span class=\"p\">:<\/span> <span class=\"n\">date_mod<\/span><span class=\"nf\">.to_string<\/span><span class=\"p\">()}<\/span>\r\n        <span class=\"p\">},<\/span>\r\n        <span class=\"nb\">None<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"p\">)<\/span><span class=\"k\">.await<\/span><span class=\"o\">?<\/span><span class=\"p\">;<\/span>\r\n    <span class=\"nd\">println!<\/span><span class=\"p\">(<\/span><span class=\"s\">\"Updated {} document\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">update_result<\/span><span class=\"py\">.modified_count<\/span><span class=\"p\">);<\/span>\r\n\r\n    <span class=\"nd\">eprintln!<\/span> <span class=\"p\">(<\/span><span class=\"s\">\"*** \u7d42\u4e86 ***\"<\/span><span class=\"p\">);<\/span>\r\n\r\n    <span class=\"nf\">Ok<\/span><span class=\"p\">(())<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"c\">\/\/ --------------------------------------------------------------------<\/span>\r\n<\/code><\/pre>\n<p>\u6267\u884c<\/p>\n<pre class=\"post-pre\"><code>$ cargo run t1163 8235100\r\n    Finished dev [unoptimized + debuginfo] target(s) in 0.14s\r\n     Running `target\/debug\/mongodb_update t1163 8235100`\r\n*** \u958b\u59cb ***\r\nt1163\r\n8235100\r\n2020-07-26+09:00\r\nUpdated 1 document\r\n*** \u7d42\u4e86 ***\r\n<\/code><\/pre>\n<p>\u5feb\u901f\u6307\u5357\uff1a\u4f7f\u7528Rust\u548cMongoDB\u8fdb\u884c\u542f\u52a8\u5e76\u8fd0\u884c<\/p>\n","protected":false},"excerpt":{"rendered":"<p>[package] name = &#8220;mongodb_update&#8221; version = &#8220;0.1.0&#8221; edi [&hellip;]<\/p>\n","protected":false},"author":10,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[227],"class_list":["post-29735","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-227"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Rust: \u66f4\u65b0 MongoDB \u6570\u636e - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"\u5173\u4e8eRust: \u66f4\u65b0 MongoDB \u6570\u636e\u7684\u6280\u672f\u6587\u7ae0\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/rust-\u66f4\u65b0-mongodb-\u6570\u636e\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta 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