{"id":188290,"date":"2024-11-11T21:26:28","date_gmt":"2024-11-11T13:26:28","guid":{"rendered":"https:\/\/server.hk\/cnblog\/188290\/"},"modified":"2024-11-11T21:26:29","modified_gmt":"2024-11-11T13:26:29","slug":"%e6%8e%a2%e7%a9%b6ado-net%e6%8e%a7%e5%88%b6%e5%8f%b0%e9%80%a3%e6%8e%a5%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e7%9a%84%e9%8c%af%e8%aa%a4-ado-net-%e6%8e%a7%e5%88%b6%e5%8f%b0%e9%80%a3%e6%8e%a5%e6%95%b8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/188290\/","title":{"rendered":"\u63a2\u7a76ADO.NET\u63a7\u5236\u53f0\u9023\u63a5\u6578\u64da\u5eab\u4e2d\u7684\u932f\u8aa4 (ado.net \u63a7\u5236\u53f0\u9023\u63a5\u6578\u64da\u5eab \u932f\u8aa4)"},"content":{"rendered":"

\u63a2\u7a76ADO.NET\u63a7\u5236\u53f0\u9023\u63a5\u6578\u64da\u5eab\u4e2d\u7684\u932f\u8aa4<\/h1>\n

\u5728\u73fe\u4ee3\u61c9\u7528\u7a0b\u5e8f\u958b\u767c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u9023\u63a5\u662f\u81f3\u95dc\u91cd\u8981\u7684\u4e00\u74b0\u3002ADO.NET\u4f5c\u70ba.NET\u6846\u67b6\u4e2d\u7684\u4e00\u500b\u91cd\u8981\u7d44\u4ef6\uff0c\u63d0\u4f9b\u4e86\u8207\u6578\u64da\u5eab\u4ea4\u4e92\u7684\u529f\u80fd\u3002\u7136\u800c\uff0c\u5728\u4f7f\u7528ADO.NET\u9032\u884c\u6578\u64da\u5eab\u9023\u63a5\u6642\uff0c\u958b\u767c\u8005\u7d93\u5e38\u6703\u9047\u5230\u5404\u7a2e\u932f\u8aa4\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u4e00\u4e9b\u5e38\u898b\u7684ADO.NET\u63a7\u5236\u53f0\u9023\u63a5\u6578\u64da\u5eab\u4e2d\u7684\u932f\u8aa4\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n

ADO.NET\u7c21\u4ecb<\/h2>\n

ADO.NET\u662f\u4e00\u500b\u7528\u65bc\u69cb\u5efa\u6578\u64da\u9a45\u52d5\u61c9\u7528\u7a0b\u5e8f\u7684\u6280\u8853\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u6e90\uff0c\u5305\u62ecSQL Server\u3001Oracle\u3001MySQL\u7b49\u3002\u5b83\u63d0\u4f9b\u4e86\u4e00\u7d44\u985e\u548c\u63a5\u53e3\uff0c\u4f7f\u958b\u767c\u8005\u80fd\u5920\u8f15\u9b06\u5730\u57f7\u884c\u6578\u64da\u64cd\u4f5c\uff0c\u5982\u67e5\u8a62\u3001\u63d2\u5165\u3001\u66f4\u65b0\u548c\u522a\u9664\u3002<\/p>\n

\u5e38\u898b\u7684\u9023\u63a5\u932f\u8aa4<\/h2>\n

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1. \u9023\u63a5\u5b57\u7b26\u4e32\u932f\u8aa4<\/h3>\n

\u9023\u63a5\u5b57\u7b26\u4e32\u662fADO.NET\u9023\u63a5\u6578\u64da\u5eab\u7684\u95dc\u9375\u3002\u5982\u679c\u9023\u63a5\u5b57\u7b26\u4e32\u683c\u5f0f\u4e0d\u6b63\u78ba\uff0c\u5c07\u7121\u6cd5\u6210\u529f\u9023\u63a5\u5230\u6578\u64da\u5eab\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u6b63\u78ba\u7684\u9023\u63a5\u5b57\u7b26\u4e32\u7bc4\u4f8b\uff1a<\/p>\n

string connectionString = \"Server=myServerAddress;Database=myDataBase;User Id=myUsername;Password=myPassword;\";<\/code><\/pre>\n
\u5982\u679c\u9023\u63a5\u5b57\u7b26\u4e32\u4e2d\u7684\u4efb\u4f55\u4e00\u500b\u90e8\u5206\u932f\u8aa4\uff0c\u5c07\u5c0e\u81f4\u9023\u63a5\u5931\u6557\u3002\u958b\u767c\u8005\u61c9\u4ed4\u7d30\u6aa2\u67e5\u9023\u63a5\u5b57\u7b26\u4e32\u7684\u6bcf\u4e00\u500b\u90e8\u5206\uff0c\u78ba\u4fdd\u5176\u6b63\u78ba\u6027\u3002<\/p>\n
2. \u6578\u64da\u5eab\u670d\u52d9\u672a\u555f\u52d5<\/h3>\n
\u5982\u679c\u6578\u64da\u5eab\u670d\u52d9\u672a\u555f\u52d5\uff0c\u5247\u7121\u6cd5\u5efa\u7acb\u9023\u63a5\u3002\u958b\u767c\u8005\u61c9\u78ba\u8a8d\u6578\u64da\u5eab\u670d\u52d9\u662f\u5426\u6b63\u5728\u904b\u884c\uff0c\u4e26\u6aa2\u67e5\u9632\u706b\u7246\u8a2d\u7f6e\u662f\u5426\u5141\u8a31\u9023\u63a5\u3002<\/p>\n
3. \u7528\u6236\u540d\u6216\u5bc6\u78bc\u932f\u8aa4<\/h3>\n
\u4f7f\u7528\u4e0d\u6b63\u78ba\u7684\u7528\u6236\u540d\u6216\u5bc6\u78bc\u4e5f\u6703\u5c0e\u81f4\u9023\u63a5\u5931\u6557\u3002\u958b\u767c\u8005\u61c9\u78ba\u4fdd\u4f7f\u7528\u7684\u6191\u8b49\u6b63\u78ba\u7121\u8aa4\uff0c\u4e26\u4e14\u8a72\u7528\u6236\u5177\u6709\u8a2a\u554f\u6578\u64da\u5eab\u7684\u6b0a\u9650\u3002<\/p>\n
4. \u7db2\u7d61\u554f\u984c<\/h3>\n
\u7db2\u7d61\u554f\u984c\u53ef\u80fd\u6703\u5c0e\u81f4\u7121\u6cd5\u9023\u63a5\u5230\u6578\u64da\u5eab\u3002\u958b\u767c\u8005\u61c9\u6aa2\u67e5\u7db2\u7d61\u9023\u63a5\uff0c\u78ba\u4fdd\u80fd\u5920\u8a2a\u554f\u6578\u64da\u5eab\u6240\u5728\u7684\u670d\u52d9\u5668\u3002<\/p>\n
\u932f\u8aa4\u8655\u7406\u793a\u4f8b<\/h2>\n
\u5728ADO.NET\u4e2d\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u4f7f\u7528try-catch\u8a9e\u53e5\u4f86\u6355\u7372\u548c\u8655\u7406\u9023\u63a5\u932f\u8aa4\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff1a<\/p>\n
try\n{\n    using (SqlConnection connection = new SqlConnection(connectionString))\n    {\n        connection.Open();\n        \/\/ \u57f7\u884c\u6578\u64da\u64cd\u4f5c\n    }\n}\ncatch (SqlException ex)\n{\n    Console.WriteLine(\"\u6578\u64da\u5eab\u9023\u63a5\u932f\u8aa4: \" + ex.Message);\n}\ncatch (Exception ex)\n{\n    Console.WriteLine(\"\u5176\u4ed6\u932f\u8aa4: \" + ex.Message);\n}<\/code><\/pre>\n
\u9019\u6bb5\u4ee3\u78bc\u5c07\u6355\u7372\u4efb\u4f55\u9023\u63a5\u904e\u7a0b\u4e2d\u7684\u932f\u8aa4\uff0c\u4e26\u5c07\u932f\u8aa4\u4fe1\u606f\u8f38\u51fa\u5230\u63a7\u5236\u53f0\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u5feb\u901f\u5b9a\u4f4d\u554f\u984c\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
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\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684\u6578\u64da\u5eab\u61c9\u7528\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u3002\u7121\u8ad6\u662f \u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u670d\u52d9\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
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