{"id":29577,"date":"2022-10-22T03:27:36","date_gmt":"2023-11-28T12:26:37","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/rust%ef%bc%9a%e5%88%a0%e9%99%a4mongodb%e7%9a%84%e6%95%b0%e6%8d%ae\/"},"modified":"2025-08-12T14:49:03","modified_gmt":"2025-08-12T06:49:03","slug":"rust%ef%bc%9a%e5%88%a0%e9%99%a4mongodb%e7%9a%84%e6%95%b0%e6%8d%ae","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/rust%ef%bc%9a%e5%88%a0%e9%99%a4mongodb%e7%9a%84%e6%95%b0%e6%8d%ae\/","title":{"rendered":"Rust\uff1a\u5220\u9664MongoDB\u7684\u6570\u636e"},"content":{"rendered":"<pre class=\"post-pre\"><code>[package]\r\nname = \"mongodb_delete\"\r\nversion = \"0.1.0\"\r\nedition = \"2018\"\r\n\r\n\r\n[dependencies]\r\nmongodb = \"1.0.0\"\r\ntokio = \"*\"\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"c\">\/\/ --------------------------------------------------------------------<\/span>\r\n<span class=\"cm\">\/*\r\n    mongodb_delete\/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\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\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\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\">delete_result<\/span> <span class=\"o\">=<\/span> <span class=\"n\">coll<\/span><span class=\"nf\">.delete_many<\/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> <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\r\n    <span class=\"nd\">println!<\/span><span class=\"p\">(<\/span><span class=\"s\">\"Deleted {} documents\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">delete_result<\/span><span class=\"py\">.deleted_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>\u5b9e\u65bd<\/p>\n<pre class=\"post-pre\"><code>$ cargo run t1162\r\n    Finished dev [unoptimized + debuginfo] target(s) in 0.29s\r\n     Running `target\/debug\/mongodb_delete t1162`\r\n*** \u958b\u59cb ***\r\nt1162\r\nDeleted 1 documents\r\n*** \u7d42\u4e86 ***\r\n<\/code><\/pre>\n<p>\u5feb\u901f\u5165\u95e8\uff1a\u4f7f\u7528Rust\u548cMongoDB\u542f\u52a8\u548c\u8fd0\u884c\u7684\u53c2\u8003\u9875\u9762<\/p>\n","protected":false},"excerpt":{"rendered":"<p>[package] name = &#8220;mongodb_delete&#8221; version = &#8220;0.1.0&#8221; edi [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[227],"class_list":["post-29577","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\uff1a\u5220\u9664MongoDB\u7684\u6570\u636e - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"\u5173\u4e8eRust\uff1a\u5220\u9664MongoDB\u7684\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\uff1a\u5220\u9664mongodb\u7684\u6570\u636e\/\" \/>\n<meta property=\"og:locale\" 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