{"id":171997,"date":"2024-11-07T09:25:24","date_gmt":"2024-11-07T01:25:24","guid":{"rendered":"https:\/\/server.hk\/cnblog\/171997\/"},"modified":"2024-11-07T09:25:25","modified_gmt":"2024-11-07T01:25:25","slug":"%e6%b8%85%e7%a9%ba%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%9a%e4%bd%bf%e7%94%a8-net-mvc-model%e5%af%a6%e7%8f%be-net-mvc-model-%e6%b8%85%e7%a9%ba%e6%95%b8%e6%93%9a%e5%ba%ab","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/171997\/","title":{"rendered":"\u6e05\u7a7a\u6578\u64da\u5eab\uff1a\u4f7f\u7528.NET MVC Model\u5be6\u73fe (.net mvc model \u6e05\u7a7a\u6578\u64da\u5eab)"},"content":{"rendered":"<h1 id=\"%e6%b8%85%e7%a9%ba%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%9a%e4%bd%bf%e7%94%a8-net-mvc-model%e5%af%a6%e7%8f%be-NawdFKwoQN\">\u6e05\u7a7a\u6578\u64da\u5eab\uff1a\u4f7f\u7528.NET MVC Model\u5be6\u73fe<\/h1>\n<p>\u5728\u73fe\u4ee3\u7684\u7db2\u7d61\u61c9\u7528\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u7ba1\u7406\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u96a8\u8457\u61c9\u7528\u7684\u767c\u5c55\uff0c\u6578\u64da\u5eab\u4e2d\u7684\u6578\u64da\u53ef\u80fd\u6703\u8b8a\u5f97\u5197\u9918\u6216\u4e0d\u518d\u9700\u8981\uff0c\u56e0\u6b64\u6e05\u7a7a\u6578\u64da\u5eab\u6210\u70ba\u4e00\u500b\u5fc5\u8981\u7684\u64cd\u4f5c\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528.NET MVC Model\u4f86\u5be6\u73fe\u6578\u64da\u5eab\u7684\u6e05\u7a7a\u64cd\u4f5c\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u4ee3\u78bc\u793a\u4f8b\u3002<\/p>\n<h2 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id=\"%e4%bd%bf%e7%94%a8-net-mvc-model%e6%b8%85%e7%a9%ba%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e6%ad%a5%e9%a9%9f-NawdFKwoQN\">\u4f7f\u7528.NET MVC Model\u6e05\u7a7a\u6578\u64da\u5eab\u7684\u6b65\u9a5f<\/h2>\n<p>\u5728.NET MVC\u4e2d\uff0c\u6e05\u7a7a\u6578\u64da\u5eab\u7684\u904e\u7a0b\u901a\u5e38\u6d89\u53ca\u5230\u4ee5\u4e0b\u5e7e\u500b\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e8%a8%ad%e7%bd%ae%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%8a%e4%b8%8b%e6%96%87-NawdFKwoQN\">1. \u8a2d\u7f6e\u6578\u64da\u5eab\u4e0a\u4e0b\u6587<\/h3>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u8a2d\u7f6e\u4e00\u500b\u6578\u64da\u5eab\u4e0a\u4e0b\u6587\uff0c\u9019\u901a\u5e38\u662f\u901a\u904e\u7e7c\u627f\u81ea <code>DbContext<\/code> \u985e\u4f86\u5be6\u73fe\u7684\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>public class ApplicationDbContext : DbContext\n{\n    public DbSet&lt;YourEntity&gt; YourEntities { get; set; }\n\n    protected override void OnModelCreating(ModelBuilder modelBuilder)\n    {\n        \/\/ \u914d\u7f6e\u6a21\u578b\n    }\n}<\/code><\/pre>\n<h3 id=\"2-%e5%89%b5%e5%bb%ba%e6%b8%85%e7%a9%ba%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e6%96%b9%e6%b3%95-NawdFKwoQN\">2. \u5275\u5efa\u6e05\u7a7a\u6578\u64da\u5eab\u7684\u65b9\u6cd5<\/h3>\n<p>\u63a5\u4e0b\u4f86\uff0c\u60a8\u9700\u8981\u5728\u63a7\u5236\u5668\u4e2d\u5275\u5efa\u4e00\u500b\u65b9\u6cd5\u4f86\u6e05\u7a7a\u6578\u64da\u5eab\u3002\u9019\u53ef\u4ee5\u901a\u904e\u8abf\u7528 <code>RemoveRange<\/code> \u65b9\u6cd5\u4f86\u5be6\u73fe\uff1a<\/p>\n<pre><code>public class YourController : Controller\n{\n    private readonly ApplicationDbContext _context;\n\n    public YourController(ApplicationDbContext context)\n    {\n        _context = context;\n    }\n\n    public IActionResult ClearDatabase()\n    {\n        var allEntities = _context.YourEntities.ToList();\n        _context.YourEntities.RemoveRange(allEntities);\n        _context.SaveChanges();\n        return RedirectToAction(\"Index\");\n    }\n}<\/code><\/pre>\n<h3 id=\"3-%e6%b7%bb%e5%8a%a0%e8%b7%af%e7%94%b1%e5%92%8c%e8%a6%96%e5%9c%96-NawdFKwoQN\">3. \u6dfb\u52a0\u8def\u7531\u548c\u8996\u5716<\/h3>\n<p>\u6700\u5f8c\uff0c\u60a8\u9700\u8981\u5728\u8def\u7531\u4e2d\u6dfb\u52a0\u5c0d\u61c9\u7684\u8def\u5f91\uff0c\u4e26\u5275\u5efa\u4e00\u500b\u8996\u5716\u4f86\u89f8\u767c\u6e05\u7a7a\u64cd\u4f5c\u3002\u9019\u53ef\u4ee5\u901a\u904e\u4e00\u500b\u7c21\u55ae\u7684\u6309\u9215\u4f86\u5be6\u73fe\uff1a<\/p>\n<pre><code>&lt;a href=\"@Url.Action(\"ClearDatabase\", \"YourController\")\"&gt;\u6e05\u7a7a\u6578\u64da\u5eab&lt;\/a&gt;<\/code><\/pre>\n<h2 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Model\u6709\u6548\u6e05\u7a7a\u6578\u64da\u5eab\uff0c\u7c21\u5316\u6578\u64da\u7ba1\u7406\u6d41\u7a0b\uff0c\u63d0\u5347\u61c9\u7528\u6027\u80fd\u8207\u6548\u7387\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-171997","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/171997","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=171997"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/171997\/revisions"}],"predecessor-version":[{"id":171998,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/171997\/revisions\/171998"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=171997"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=171997"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=171997"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}