{"id":146024,"date":"2024-11-01T11:14:27","date_gmt":"2024-11-01T03:14:27","guid":{"rendered":"https:\/\/server.hk\/cnblog\/146024\/"},"modified":"2024-11-01T11:14:27","modified_gmt":"2024-11-01T03:14:27","slug":"vs-%e9%80%a3%e6%8e%a5%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%a6%e5%81%9a%e6%9f%a5%e8%a9%a2%e6%95%99%e7%a8%8b-vs-%e4%b8%ad%e9%80%a3%e6%8e%a5%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%a6%e9%80%b2%e8%a1%8c%e6%9f%a5","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/146024\/","title":{"rendered":"VS \u9023\u63a5\u6578\u64da\u5eab\u4e26\u505a\u67e5\u8a62\u6559\u7a0b (vs \u4e2d\u9023\u63a5\u6578\u64da\u5eab\u4e26\u9032\u884c\u67e5\u8a62)"},"content":{"rendered":"<h1 id=\"vs-%e9%80%a3%e6%8e%a5%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%a6%e5%81%9a%e6%9f%a5%e8%a9%a2%e6%95%99%e7%a8%8b-tNSJdXyGOA\">VS \u9023\u63a5\u6578\u64da\u5eab\u4e26\u505a\u67e5\u8a62\u6559\u7a0b<\/h1>\n<p>\u5728\u73fe\u4eca\u7684\u8edf\u4ef6\u958b\u767c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u4f7f\u7528\u5df2\u7d93\u6210\u70ba\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u90e8\u5206\u3002\u7121\u8ad6\u662f\u958b\u767c\u7db2\u9801\u61c9\u7528\u7a0b\u5e8f\u9084\u662f\u684c\u9762\u61c9\u7528\u7a0b\u5e8f\uff0c\u80fd\u5920\u6709\u6548\u5730\u9023\u63a5\u6578\u64da\u5eab\u4e26\u9032\u884c\u67e5\u8a62\u90fd\u662f\u958b\u767c\u8005\u5fc5\u9808\u638c\u63e1\u7684\u6280\u80fd\u4e4b\u4e00\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5728 Visual Studio (VS) \u4e2d\u9023\u63a5\u6578\u64da\u5eab\u4e26\u57f7\u884c\u67e5\u8a62\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u7406\u89e3\u9019\u4e00\u904e\u7a0b\u3002<\/p>\n<h2 id=\"%e6%ba%96%e5%82%99%e5%b7%a5%e4%bd%9c-tNSJdXyGOA\">\u6e96\u5099\u5de5\u4f5c<\/h2>\n<p>\u5728\u958b\u59cb\u4e4b\u524d\uff0c\u60a8\u9700\u8981\u78ba\u4fdd\u5df2\u7d93\u5b89\u88dd\u4e86\u4ee5\u4e0b\u5de5\u5177\uff1a<\/p>\n<ul>\n<li>Visual Studio<\/li>\n<li>SQL Server \u6216\u5176\u4ed6\u652f\u6301\u7684\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71<\/li>\n<li>\u76f8\u61c9\u7684\u6578\u64da\u5eab\u9a45\u52d5\u7a0b\u5e8f<\/li>\n<\/ul>\n<h2 id=\"%e5%bb%ba%e7%ab%8b%e6%95%b8%e6%93%9a%e5%ba%ab%e9%80%a3%e6%8e%a5-tNSJdXyGOA\">\u5efa\u7acb\u6578\u64da\u5eab\u9023\u63a5<\/h2>\n<p>\u5728 Visual Studio \u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 ADO.NET \u4f86\u9023\u63a5\u6578\u64da\u5eab\u3002\u4ee5\u4e0b\u662f\u5efa\u7acb\u9023\u63a5\u7684\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n<pre><code>using System;\nusing System.Data.SqlClient;\n\nclass Program\n{\n    static void Main()\n    {\n        \/\/ \u5b9a\u7fa9\u9023\u63a5\u5b57\u7b26\u4e32\n        string connectionString = \"Server=your_server;Database=your_database;User Id=your_username;Password=your_password;\";\n\n        \/\/ \u5275\u5efa SqlConnection \u5c0d\u8c61\n        using (SqlConnection connection = new SqlConnection(connectionString))\n        {\n            try\n            {\n                \/\/ \u6253\u958b\u9023\u63a5\n                connection.Open();\n                Console.WriteLine(\"\u6578\u64da\u5eab\u9023\u63a5\u6210\u529f\uff01\");\n            }\n            catch (Exception ex)\n            {\n                Console.WriteLine(\"\u6578\u64da\u5eab\u9023\u63a5\u5931\u6557: \" + ex.Message);\n            }\n        }\n    }\n}<\/code><\/pre>\n<p>\u5728\u4e0a\u8ff0\u4ee3\u78bc\u4e2d\uff0c\u60a8\u9700\u8981\u6839\u64da\u5be6\u969b\u60c5\u6cc1\u66ff\u63db\u9023\u63a5\u5b57\u7b26\u4e32\u4e2d\u7684\u53c3\u6578\uff0c\u5305\u62ec\u4f3a\u670d\u5668\u540d\u7a31\u3001\u6578\u64da\u5eab\u540d\u7a31\u3001\u7528\u6236\u540d\u548c\u5bc6\u78bc\u3002<\/p>\n<h2 id=\"%e5%9f%b7%e8%a1%8c%e6%9f%a5%e8%a9%a2-tNSJdXyGOA\">\u57f7\u884c\u67e5\u8a62<\/h2>\n<p>\u4e00\u65e6\u6210\u529f\u9023\u63a5\u5230\u6578\u64da\u5eab\uff0c\u60a8\u5c31\u53ef\u4ee5\u57f7\u884c SQL \u67e5\u8a62\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u67e5\u8a62\u793a\u4f8b\uff1a<\/p>\n<pre><code>using System;\nusing System.Data.SqlClient;\n\nclass Program\n{\n    static void Main()\n    {\n        string connectionString = \"Server=your_server;Database=your_database;User Id=your_username;Password=your_password;\";\n\n        using (SqlConnection connection = new SqlConnection(connectionString))\n        {\n            connection.Open();\n\n            \/\/ \u5b9a\u7fa9 SQL \u67e5\u8a62\n            string sqlQuery = \"SELECT * FROM your_table\";\n\n            \/\/ \u5275\u5efa SqlCommand \u5c0d\u8c61\n            using (SqlCommand command = new SqlCommand(sqlQuery, connection))\n            {\n                \/\/ \u57f7\u884c\u67e5\u8a62\u4e26\u7372\u53d6 SqlDataReader\n                using (SqlDataReader reader = command.ExecuteReader())\n                {\n                    \/\/ \u8b80\u53d6\u6578\u64da\n                    while (reader.Read())\n                    {\n                        Console.WriteLine(reader[0].ToString()); \/\/ \u8f38\u51fa\u7b2c\u4e00\u5217\u7684\u6578\u64da\n                    }\n                }\n            }\n        }\n    }\n}<\/code><\/pre>\n<p>\u5728\u9019\u6bb5\u4ee3\u78bc\u4e2d\uff0c\u6211\u5011\u5b9a\u7fa9\u4e86\u4e00\u500b SQL \u67e5\u8a62\u4f86\u9078\u64c7\u6307\u5b9a\u8868\u4e2d\u7684\u6240\u6709\u6578\u64da\u3002\u4f7f\u7528 SqlDataReader \u4f86\u8b80\u53d6\u67e5\u8a62\u7d50\u679c\uff0c\u4e26\u5c07\u7b2c\u4e00\u5217\u7684\u6578\u64da\u8f38\u51fa\u5230\u63a7\u5236\u53f0\u3002<\/p>\n<h2 id=\"%e8%99%95%e7%90%86%e7%95%b0%e5%b8%b8-tNSJdXyGOA\">\u8655\u7406\u7570\u5e38<\/h2>\n<p>\u5728\u9032\u884c\u6578\u64da\u5eab\u64cd\u4f5c\u6642\uff0c\u8655\u7406\u7570\u5e38\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528 try-catch \u584a\u4f86\u6355\u7372\u53ef\u80fd\u767c\u751f\u7684\u7570\u5e38\uff0c\u4e26\u6839\u64da\u9700\u8981\u9032\u884c\u76f8\u61c9\u7684\u8655\u7406\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>try\n{\n    \/\/ \u6578\u64da\u5eab\u64cd\u4f5c\n}\ncatch (SqlException sqlEx)\n{\n    Console.WriteLine(\"SQL \u932f\u8aa4: \" + sqlEx.Message);\n}\ncatch (Exception ex)\n{\n    Console.WriteLine(\"\u5176\u4ed6\u932f\u8aa4: \" + ex.Message);\n}<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-tNSJdXyGOA\">\u7e3d\u7d50<\/h2>\n<p>\u672c\u6587\u4ecb\u7d39\u4e86\u5982\u4f55\u5728 Visual Studio \u4e2d\u9023\u63a5\u6578\u64da\u5eab\u4e26\u57f7\u884c\u67e5\u8a62\u7684\u57fa\u672c\u6b65\u9a5f\u3002\u901a\u904e\u4f7f\u7528 ADO.NET\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u5730\u8207\u6578\u64da\u5eab\u9032\u884c\u4ea4\u4e92\uff0c\u57f7\u884c\u5404\u7a2e\u67e5\u8a62\u4ee5\u7372\u53d6\u6240\u9700\u7684\u6578\u64da\u3002\u638c\u63e1\u9019\u4e9b\u6280\u80fd\u5c07\u6709\u52a9\u65bc\u63d0\u5347\u60a8\u7684\u958b\u767c\u6548\u7387\u548c\u6578\u64da\u8655\u7406\u80fd\u529b\u3002<\/p>\n<p>\u5982\u679c\u60a8\u9700\u8981\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684\u6578\u64da\u5eab\u61c9\u7528\uff0c\u8acb\u8003\u616e\u4f7f\u7528\u6211\u5011\u7684\u670d\u52d9\u3002\u6211\u5011\u63d0\u4f9b\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u670d\u52d9\uff0c\u5e6b\u52a9\u60a8\u8f15\u9b06\u7ba1\u7406\u548c\u904b\u884c\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u5728 Visual Studio \u4e2d\u9023\u63a5\u6578\u64da\u5eab\u4e26\u9032\u884c\u67e5\u8a62\uff0c\u638c\u63e1\u6578\u64da\u64cd\u4f5c\u7684\u57fa\u672c\u6280\u5de7\u548c\u5be6\u7528\u7bc4\u4f8b\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-146024","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/146024","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=146024"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/146024\/revisions"}],"predecessor-version":[{"id":146025,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/146024\/revisions\/146025"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=146024"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=146024"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=146024"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}