{"id":158393,"date":"2024-11-03T01:27:28","date_gmt":"2024-11-02T17:27:28","guid":{"rendered":"https:\/\/server.hk\/cnblog\/158393\/"},"modified":"2024-11-03T01:27:29","modified_gmt":"2024-11-02T17:27:29","slug":"%e9%ab%98%e6%95%88%e9%81%8b%e8%a1%8c%e7%9a%84%e7%a7%98%e8%a8%a3%ef%bc%9a%e5%a6%82%e4%bd%95%e8%ae%93-net-%e5%8a%a0%e8%bc%89%e5%a4%a7%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%9f%ef%bc%88-net-%e5%8a%a0%e8%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/158393\/","title":{"rendered":"\u9ad8\u6548\u904b\u884c\u7684\u79d8\u8a23\uff1a\u5982\u4f55\u8b93 .NET \u52a0\u8f09\u5927\u6578\u64da\u5eab\uff1f\uff08.NET \u52a0\u8f09\u5927\u6578\u64da\u5eab\uff09"},"content":{"rendered":"<h1 id=\"%e9%ab%98%e6%95%88%e9%81%8b%e8%a1%8c%e7%9a%84%e7%a7%98%e8%a8%a3%ef%bc%9a%e5%a6%82%e4%bd%95%e8%ae%93-net-%e5%8a%a0%e8%bc%89%e5%a4%a7%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%9f-KEwRZghipZ\">\u9ad8\u6548\u904b\u884c\u7684\u79d8\u8a23\uff1a\u5982\u4f55\u8b93 .NET \u52a0\u8f09\u5927\u6578\u64da\u5eab\uff1f<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u5f80\u5f80\u53d6\u6c7a\u65bc\u5176\u5982\u4f55\u8655\u7406\u548c\u52a0\u8f09\u6578\u64da\u3002\u5c0d\u65bc\u4f7f\u7528 .NET \u5e73\u53f0\u7684\u958b\u767c\u8005\u4f86\u8aaa\uff0c\u512a\u5316\u5927\u6578\u64da\u5eab\u7684\u52a0\u8f09\u904e\u7a0b\u662f\u63d0\u5347\u61c9\u7528\u6027\u80fd\u7684\u95dc\u9375\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u4e00\u4e9b\u6709\u6548\u7684\u7b56\u7565\u548c\u6280\u5de7\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u5728 .NET \u74b0\u5883\u4e2d\u9ad8\u6548\u52a0\u8f09\u5927\u6578\u64da\u5eab\u3002<\/p>\n<h2 id=\"1-%e4%bd%bf%e7%94%a8%e9%81%a9%e7%95%b6%e7%9a%84%e6%95%b8%e6%93%9a%e8%a8%aa%e5%95%8f%e6%8a%80%e8%a1%93-KEwRZghipZ\">1. \u4f7f\u7528\u9069\u7576\u7684\u6578\u64da\u8a2a\u554f\u6280\u8853<\/h2>\n<p>\u5728 .NET 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ORM\uff08\u5c0d\u8c61\u95dc\u4fc2\u6620\u5c04\uff09\u5de5\u5177\uff0c\u9069\u5408\u5feb\u901f\u958b\u767c\uff0c\u4f46\u5728\u8655\u7406\u5927\u6578\u64da\u96c6\u6642\u53ef\u80fd\u6703\u51fa\u73fe\u6027\u80fd\u74f6\u9838\u3002\u958b\u767c\u8005\u53ef\u4ee5\u4f7f\u7528\u5ef6\u9072\u52a0\u8f09\u548c\u986f\u5f0f\u52a0\u8f09\u4f86\u512a\u5316\u6027\u80fd\u3002<\/li>\n<li><strong>Dapper\uff1a<\/strong>\u9019\u662f\u4e00\u500b\u8f15\u91cf\u7d1a\u7684 ORM\uff0c\u7d50\u5408\u4e86 ADO.NET \u7684\u6027\u80fd\u548c ORM \u7684\u4fbf\u5229\u6027\uff0c\u9069\u5408\u9700\u8981\u9ad8\u6548\u6578\u64da\u52a0\u8f09\u7684\u5834\u666f\u3002<\/li>\n<\/ul>\n<h2 id=\"2-%e5%af%a6%e6%96%bd%e5%88%86%e9%a0%81%e5%92%8c%e5%bb%b6%e9%81%b2%e5%8a%a0%e8%bc%89-KEwRZghipZ\">2. 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(reader.Read())\n            {\n                yield return new User\n                {\n                    Id = reader.GetInt32(0),\n                    Name = reader.GetString(1)\n                };\n            }\n        }\n    }\n}\n<\/code><\/pre>\n<p>\u6b64\u5916\uff0c\u5ef6\u9072\u52a0\u8f09\u53ef\u4ee5\u5728\u9700\u8981\u6642\u624d\u52a0\u8f09\u76f8\u95dc\u6578\u64da\uff0c\u9019\u6a23\u53ef\u4ee5\u9032\u4e00\u6b65\u6e1b\u5c11\u521d\u59cb\u52a0\u8f09\u7684\u6578\u64da\u91cf\u3002<\/p>\n<h2 id=\"3-%e4%bd%bf%e7%94%a8%e7%b7%a9%e5%ad%98%e6%8a%80%e8%a1%93-KEwRZghipZ\">3. 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= new SqlConnection(connectionString))\n    {\n        connection.Open();\n        var command = new SqlCommand(\"SELECT * FROM Users WHERE Id = @Id\", connection);\n        command.Parameters.AddWithValue(\"@Id\", id);\n        \n        using (var reader = command.ExecuteReader())\n        {\n            if (reader.Read())\n            {\n                var user = new User\n                {\n                    Id = reader.GetInt32(0),\n                    Name = reader.GetString(1)\n                };\n                MemoryCache.Default.Add(cacheKey, user, DateTimeOffset.UtcNow.AddMinutes(10));\n                return user;\n            }\n        }\n    }\n    return null;\n}\n<\/code><\/pre>\n<h2 id=\"4-%e5%84%aa%e5%8c%96%e6%95%b8%e6%93%9a%e5%ba%ab%e6%9f%a5%e8%a9%a2-KEwRZghipZ\">4. 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id=\"%e7%b8%bd%e7%b5%90-KEwRZghipZ\">\u7e3d\u7d50<\/h2>\n<p>\u5728 .NET \u74b0\u5883\u4e2d\u9ad8\u6548\u52a0\u8f09\u5927\u6578\u64da\u5eab\u9700\u8981\u591a\u65b9\u9762\u7684\u8003\u91cf\uff0c\u5305\u62ec\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u8a2a\u554f\u6280\u8853\u3001\u5be6\u65bd\u5206\u9801\u548c\u5ef6\u9072\u52a0\u8f09\u3001\u4f7f\u7528\u7de9\u5b58\u6280\u8853\u4ee5\u53ca\u512a\u5316\u6578\u64da\u5eab\u67e5\u8a62\u3002\u9019\u4e9b\u7b56\u7565\u4e0d\u50c5\u80fd\u63d0\u9ad8\u61c9\u7528\u7684\u6027\u80fd\uff0c\u9084\u80fd\u6539\u5584\u7528\u6236\u9ad4\u9a57\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684 .NET \u61c9\u7528\uff0cServer.HK 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