{"id":180664,"date":"2024-11-09T12:09:17","date_gmt":"2024-11-09T04:09:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/180664\/"},"modified":"2024-11-09T12:09:18","modified_gmt":"2024-11-09T04:09:18","slug":"%e6%b7%b1%e5%85%a5%e4%ba%86%e8%a7%a3ado-net%ef%bc%9a%e5%a6%82%e4%bd%95%e8%99%95%e7%90%86%e6%95%b8%e6%93%9a%e5%ba%ab%e6%99%82%e9%96%93-ado-net-%e6%95%b8%e6%93%9a%e5%ba%ab%e6%99%82%e9%96%93","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/180664\/","title":{"rendered":"\u6df1\u5165\u4e86\u89e3ADO.NET\uff1a\u5982\u4f55\u8655\u7406\u6578\u64da\u5eab\u6642\u9593 (ado.net \u6578\u64da\u5eab\u6642\u9593)"},"content":{"rendered":"<h1 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id=\"%e5%be%9e%e6%95%b8%e6%93%9a%e5%ba%ab%e8%ae%80%e5%8f%96%e6%99%82%e9%96%93%e6%95%b8%e6%93%9a-WoAkQVokVP\">\u5f9e\u6578\u64da\u5eab\u8b80\u53d6\u6642\u9593\u6578\u64da<\/h2>\n<p>\u5728ADO.NET\u4e2d\uff0c\u5f9e\u6578\u64da\u5eab\u8b80\u53d6\u6642\u9593\u6578\u64da\u7684\u904e\u7a0b\u76f8\u5c0d\u7c21\u55ae\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5f9eSQL Server\u6578\u64da\u5eab\u4e2d\u8b80\u53d6\u6642\u9593\u6578\u64da\uff1a<\/p>\n<pre><code>using System;\nusing System.Data;\nusing System.Data.SqlClient;\n\nclass Program\n{\n    static void Main()\n    {\n        string connectionString = \"your_connection_string_here\";\n        using (SqlConnection connection = new SqlConnection(connectionString))\n        {\n            connection.Open();\n            SqlCommand command = new SqlCommand(\"SELECT EventDate FROM Events\", connection);\n            SqlDataReader reader = command.ExecuteReader();\n\n            while (reader.Read())\n            {\n                DateTime eventDate = reader.GetDateTime(0);\n                Console.WriteLine(\"Event Date: \" + eventDate);\n            }\n        }\n    }\n}\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u4f7f\u7528SqlConnection\u4f86\u9023\u63a5\u6578\u64da\u5eab\uff0c\u7136\u5f8c\u4f7f\u7528SqlCommand\u57f7\u884c\u67e5\u8a62\uff0c\u6700\u5f8c\u901a\u904eSqlDataReader\u8b80\u53d6EventDate\u5b57\u6bb5\u7684\u503c\uff0c\u4e26\u5c07\u5176\u8f49\u63db\u70baDateTime\u985e\u578b\u3002<\/p>\n<h2 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DateTime.Now);\n            command.ExecuteNonQuery();\n            Console.WriteLine(\"Current date and time inserted.\");\n        }\n    }\n}\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u4f7f\u7528\u53c3\u6578\u5316\u67e5\u8a62\u4f86\u9632\u6b62SQL\u6ce8\u5165\uff0c\u4e26\u5c07\u7576\u524d\u7684\u65e5\u671f\u548c\u6642\u9593\u63d2\u5165\u5230Events\u8868\u4e2d\u3002<\/p>\n<h2 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}\n}\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u7372\u53d6\u7576\u524d\u7684\u672c\u5730\u6642\u9593\u4e26\u5c07\u5176\u8f49\u63db\u70baUTC\u6642\u9593\uff0c\u9019\u5c0d\u65bc\u9700\u8981\u8de8\u6642\u5340\u7684\u61c9\u7528\u7a0b\u5e8f\u4f86\u8aaa\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002<\/p>\n<h2 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