{"id":174869,"date":"2024-11-08T00:26:36","date_gmt":"2024-11-07T16:26:36","guid":{"rendered":"https:\/\/server.hk\/cnblog\/174869\/"},"modified":"2024-11-08T00:26:37","modified_gmt":"2024-11-07T16:26:37","slug":"%e5%a6%82%e4%bd%95%e9%85%8d%e7%bd%aeapp-config%e6%96%87%e4%bb%b6%ef%bc%8c%e4%bb%a5%e4%bd%bf%e7%94%a8%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%9f-app-config-%e6%95%b8%e6%93%9a%e5%ba%ab","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/174869\/","title":{"rendered":"\u5982\u4f55\u914d\u7f6eapp.config\u6587\u4ef6\uff0c\u4ee5\u4f7f\u7528\u6578\u64da\u5eab\uff1f (app.config \u6578\u64da\u5eab)"},"content":{"rendered":"

\u5982\u4f55\u914d\u7f6eapp.config\u6587\u4ef6\uff0c\u4ee5\u4f7f\u7528\u6578\u64da\u5eab\uff1f (app.config \u6578\u64da\u5eab)<\/h1>\n

\u5728\u958b\u767c.NET\u61c9\u7528\u7a0b\u5e8f\u6642\uff0capp.config<\/code>\u6587\u4ef6\u662f\u4e00\u500b\u91cd\u8981\u7684\u914d\u7f6e\u6587\u4ef6\uff0c\u901a\u5e38\u7528\u65bc\u5b58\u5132\u61c9\u7528\u7a0b\u5e8f\u7684\u8a2d\u7f6e\u548c\u53c3\u6578\u3002\u7576\u61c9\u7528\u7a0b\u5e8f\u9700\u8981\u9023\u63a5\u5230\u6578\u64da\u5eab\u6642\uff0c\u6b63\u78ba\u914d\u7f6eapp.config<\/code>\u6587\u4ef6\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u914d\u7f6eapp.config<\/code>\u6587\u4ef6\uff0c\u4ee5\u4fbf\u6709\u6548\u5730\u4f7f\u7528\u6578\u64da\u5eab\u3002<\/p>\n

\u4ec0\u9ebc\u662fapp.config\u6587\u4ef6\uff1f<\/h2>\n

app.config<\/code>\u6587\u4ef6\u662f.NET\u61c9\u7528\u7a0b\u5e8f\u7684\u914d\u7f6e\u6587\u4ef6\uff0c\u901a\u5e38\u4ee5XML\u683c\u5f0f\u5b58\u5132\u3002\u5b83\u5141\u8a31\u958b\u767c\u8005\u5728\u4e0d\u4fee\u6539\u4ee3\u78bc\u7684\u60c5\u6cc1\u4e0b\uff0c\u8f15\u9b06\u5730\u66f4\u6539\u61c9\u7528\u7a0b\u5e8f\u7684\u8a2d\u7f6e\u3002\u9019\u4e9b\u8a2d\u7f6e\u53ef\u4ee5\u5305\u62ec\u6578\u64da\u5eab\u9023\u63a5\u5b57\u7b26\u4e32\u3001\u61c9\u7528\u7a0b\u5e8f\u7684\u884c\u70ba\u8a2d\u7f6e\u3001\u65e5\u8a8c\u8a18\u9304\u914d\u7f6e\u7b49\u3002<\/p>\n

\u914d\u7f6e\u6578\u64da\u5eab\u9023\u63a5\u5b57\u7b26\u4e32<\/h2>\n

\u5728app.config<\/code>\u6587\u4ef6\u4e2d\uff0c\u6578\u64da\u5eab\u9023\u63a5\u5b57\u7b26\u4e32\u901a\u5e38\u4f4d\u65bc<connectionStrings><\/code>\u7bc0\u9ede\u4e0b\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u914d\u7f6eSQL Server\u7684\u9023\u63a5\u5b57\u7b26\u4e32\uff1a<\/p>\n

<configuration>\n  <connectionStrings>\n    <add name=\"MyDatabase\" \n         connectionString=\"Server=myServerAddress;Database=myDataBase;User Id=myUsername;Password=myPassword;\" \n         providerName=\"System.Data.SqlClient\" \/>\n  <\/connectionStrings>\n<\/configuration><\/code><\/pre>\n
\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0cname<\/code>\u5c6c\u6027\u6307\u5b9a\u4e86\u9023\u63a5\u5b57\u7b26\u4e32\u7684\u540d\u7a31\uff0cconnectionString<\/code>\u5c6c\u6027\u5305\u542b\u4e86\u9023\u63a5\u5230\u6578\u64da\u5eab\u6240\u9700\u7684\u6240\u6709\u4fe1\u606f\uff0c\u5305\u62ec\u4f3a\u670d\u5668\u5730\u5740\u3001\u6578\u64da\u5eab\u540d\u7a31\u3001\u7528\u6236\u540d\u548c\u5bc6\u78bc\u3002providerName<\/code>\u5c6c\u6027\u5247\u6307\u5b9a\u4e86\u4f7f\u7528\u7684\u6578\u64da\u5eab\u63d0\u4f9b\u7a0b\u5e8f\u3002<\/p>\n
\u5982\u4f55\u5728\u4ee3\u78bc\u4e2d\u4f7f\u7528\u9023\u63a5\u5b57\u7b26\u4e32<\/h2>\n
\u4e00\u65e6\u5728app.config<\/code>\u4e2d\u914d\u7f6e\u4e86\u9023\u63a5\u5b57\u7b26\u4e32\uff0c\u5c31\u53ef\u4ee5\u5728\u4ee3\u78bc\u4e2d\u8f15\u9b06\u5730\u4f7f\u7528\u5b83\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528C#\u7684\u793a\u4f8b\uff1a<\/p>\n
using System;\nusing System.Configuration;\nusing System.Data.SqlClient;\n\nclass Program\n{\n    static void Main()\n    {\n        string connectionString = ConfigurationManager.ConnectionStrings[\"MyDatabase\"].ConnectionString;\n\n        using (SqlConnection connection = new SqlConnection(connectionString))\n        {\n            connection.Open();\n            \/\/ \u5728\u9019\u88e1\u57f7\u884c\u6578\u64da\u5eab\u64cd\u4f5c\n        }\n    }\n}<\/code><\/pre>\n
\u5728\u9019\u6bb5\u4ee3\u78bc\u4e2d\uff0c\u6211\u5011\u4f7f\u7528ConfigurationManager.ConnectionStrings<\/code>\u4f86\u7372\u53d6\u5728app.config<\/code>\u4e2d\u5b9a\u7fa9\u7684\u9023\u63a5\u5b57\u7b26\u4e32\uff0c\u7136\u5f8c\u4f7f\u7528SqlConnection<\/code>\u4f86\u5efa\u7acb\u8207\u6578\u64da\u5eab\u7684\u9023\u63a5\u3002<\/p>\n
\u5176\u4ed6\u914d\u7f6e\u9078\u9805<\/h2>\n
\u9664\u4e86\u9023\u63a5\u5b57\u7b26\u4e32\uff0capp.config<\/code>\u6587\u4ef6\u9084\u53ef\u4ee5\u7528\u4f86\u914d\u7f6e\u5176\u4ed6\u6578\u64da\u5eab\u76f8\u95dc\u7684\u8a2d\u7f6e\uff0c\u4f8b\u5982\u547d\u4ee4\u8d85\u6642\u3001\u6700\u5927\u9023\u63a5\u6578\u7b49\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u793a\u4f8b\uff1a<\/p>\n
<configuration>\n  <connectionStrings>\n    <add name=\"MyDatabase\" \n         connectionString=\"Server=myServerAddress;Database=myDataBase;User Id=myUsername;Password=myPassword;Connect Timeout=30;Max Pool Size=100;\" \n         providerName=\"System.Data.SqlClient\" \/>\n  <\/connectionStrings>\n<\/configuration><\/code><\/pre>\n
\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u6dfb\u52a0\u4e86Connect Timeout<\/code>\u548cMax Pool Size<\/code>\u53c3\u6578\uff0c\u4ee5\u63a7\u5236\u9023\u63a5\u7684\u8d85\u6642\u6642\u9593\u548c\u6700\u5927\u9023\u63a5\u6c60\u5927\u5c0f\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
\u914d\u7f6eapp.config<\/code>\u6587\u4ef6\u4ee5\u4f7f\u7528\u6578\u64da\u5eab\u662f.NET\u61c9\u7528\u7a0b\u5e8f\u958b\u767c\u4e2d\u7684\u4e00\u500b\u91cd\u8981\u6b65\u9a5f\u3002\u901a\u904e\u6b63\u78ba\u8a2d\u7f6e\u9023\u63a5\u5b57\u7b26\u4e32\u548c\u5176\u4ed6\u76f8\u95dc\u53c3\u6578\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u78ba\u4fdd\u61c9\u7528\u7a0b\u5e8f\u80fd\u5920\u7a69\u5b9a\u5730\u9023\u63a5\u5230\u6578\u64da\u5eab\uff0c\u4e26\u57f7\u884c\u6240\u9700\u7684\u64cd\u4f5c\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u80fd\u548c\u7a69\u5b9a\u6027\u7684\u61c9\u7528\u7a0b\u5e8f\uff0c\u9078\u64c7\u5408\u9069\u7684VPS<\/code>\u6216\u9999\u6e2f\u4f3a\u670d\u5668<\/code>\u4f86\u90e8\u7f72\u61c9\u7528\u7a0b\u5e8f\u4e5f\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u4e86\u89e3\u66f4\u591a\u95dc\u65bcVPS<\/code>\u548c\u9999\u6e2f\u4f3a\u670d\u5668<\/code>\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554fServer.HK<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4e86\u89e3\u5982\u4f55\u914d\u7f6eapp.config\u6587\u4ef6\u4ee5\u9023\u63a5\u548c\u4f7f\u7528\u6578\u64da\u5eab\uff0c\u78ba\u4fdd\u61c9\u7528\u7a0b\u5e8f\u80fd\u5920\u6b63\u78ba\u8a2a\u554f\u6578\u64da\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-174869","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/174869","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=174869"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/174869\/revisions"}],"predecessor-version":[{"id":174870,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/174869\/revisions\/174870"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=174869"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=174869"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=174869"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}