{"id":144833,"date":"2024-11-01T09:51:32","date_gmt":"2024-11-01T01:51:32","guid":{"rendered":"https:\/\/server.hk\/cnblog\/144833\/"},"modified":"2024-11-01T09:51:33","modified_gmt":"2024-11-01T01:51:33","slug":"vb-%e5%bf%ab%e9%80%9f%e9%80%a3%e6%8e%a5-mysql-%e6%95%b8%e6%93%9a%e5%ba%ab%e6%96%b9%e6%b3%95%e8%a9%b3%e8%a7%a3-%e5%a6%82%e4%bd%95%e7%94%a8-vb-%e9%80%a3%e6%8e%a5-mysql-%e6%95%b8%e6%93%9a%e5%ba%ab","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/144833\/","title":{"rendered":"VB \u5feb\u901f\u9023\u63a5 MySQL \u6578\u64da\u5eab\u65b9\u6cd5\u8a73\u89e3 (\u5982\u4f55\u7528 vb \u9023\u63a5 mysql \u6578\u64da\u5eab)"},"content":{"rendered":"<h1 id=\"vb-%e5%bf%ab%e9%80%9f%e9%80%a3%e6%8e%a5-mysql-%e6%95%b8%e6%93%9a%e5%ba%ab%e6%96%b9%e6%b3%95%e8%a9%b3%e8%a7%a3-TWBATnyxlB\">VB \u5feb\u901f\u9023\u63a5 MySQL \u6578\u64da\u5eab\u65b9\u6cd5\u8a73\u89e3<\/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\u3002Visual Basic\uff08VB\uff09\u4f5c\u70ba\u4e00\u7a2e\u6d41\u884c\u7684\u7de8\u7a0b\u8a9e\u8a00\uff0c\u7d93\u5e38\u88ab\u7528\u65bc\u958b\u767c\u684c\u9762\u61c9\u7528\u7a0b\u5e8f\u3002\u5728\u9019\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u5011\u5c07\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528 VB \u9023\u63a5 MySQL \u6578\u64da\u5eab\uff0c\u4e26\u63d0\u4f9b\u8a73\u7d30\u7684\u6b65\u9a5f\u548c\u793a\u4f8b\u4ee3\u78bc\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%81%b8%e6%93%87-mysql-%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%9f-TWBATnyxlB\">\u70ba\u4ec0\u9ebc\u9078\u64c7 MySQL \u6578\u64da\u5eab\uff1f<\/h2>\n<p>MySQL \u662f\u4e00\u7a2e\u958b\u6e90\u7684\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u56e0\u5176\u9ad8\u6548\u3001\u7a69\u5b9a\u548c\u6613\u65bc\u4f7f\u7528\u800c\u53d7\u5230\u5ee3\u6cdb\u6b61\u8fce\u3002\u5b83\u652f\u6301\u591a\u7a2e\u64cd\u4f5c\u7cfb\u7d71\uff0c\u4e26\u4e14\u64c1\u6709\u5f37\u5927\u7684\u793e\u5340\u652f\u6301\u3002\u5c0d\u65bc\u9700\u8981\u8655\u7406\u5927\u91cf\u6578\u64da\u7684\u61c9\u7528\u7a0b\u5e8f\u4f86\u8aaa\uff0cMySQL \u662f\u4e00\u500b\u7406\u60f3\u7684\u9078\u64c7\u3002<\/p>\n<h2 id=\"%e6%ba%96%e5%82%99%e5%b7%a5%e4%bd%9c-TWBATnyxlB\">\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\u5e7e\u500b\u7d44\u4ef6\uff1a<\/p>\n<ul>\n<li>MySQL \u6578\u64da\u5eab\u670d\u52d9\u5668<\/li>\n<li>Visual Basic \u958b\u767c\u74b0\u5883\uff08\u5982 Visual Studio\uff09<\/li>\n<li>MySQL Connector\/NET \u9a45\u52d5\u7a0b\u5e8f<\/li>\n<\/ul>\n<p>\u60a8\u53ef\u4ee5\u5f9e MySQL \u7684\u5b98\u65b9\u7db2\u7ad9\u4e0b\u8f09 MySQL Connector\/NET\uff0c\u9019\u662f\u4e00\u500b\u7528\u65bc .NET \u61c9\u7528\u7a0b\u5e8f\u7684\u6578\u64da\u5eab\u9a45\u52d5\u7a0b\u5e8f\u3002<\/p>\n<h2 id=\"%e9%80%a3%e6%8e%a5-mysql-%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e6%ad%a5%e9%a9%9f-TWBATnyxlB\">\u9023\u63a5 MySQL \u6578\u64da\u5eab\u7684\u6b65\u9a5f<\/h2>\n<h3 id=\"1-%e5%bc%95%e5%85%a5-mysql-connector-TWBATnyxlB\">1. \u5f15\u5165 MySQL Connector<\/h3>\n<p>\u5728\u60a8\u7684 VB \u9805\u76ee\u4e2d\uff0c\u9996\u5148\u9700\u8981\u5f15\u5165 MySQL Connector\u3002\u60a8\u53ef\u4ee5\u901a\u904e NuGet \u5305\u7ba1\u7406\u5668\u4f86\u5b89\u88dd\u5b83\u3002\u5728 Visual Studio \u4e2d\uff0c\u53f3\u9375\u55ae\u64ca\u60a8\u7684\u9805\u76ee\uff0c\u9078\u64c7\u201c\u7ba1\u7406 NuGet \u5305\u201d\uff0c\u7136\u5f8c\u641c\u7d22\u4e26\u5b89\u88dd <code>MySql.Data<\/code>\u3002<\/p>\n<h3 id=\"2-%e7%b7%a8%e5%af%ab%e9%80%a3%e6%8e%a5%e4%bb%a3%e7%a2%bc-TWBATnyxlB\">2. \u7de8\u5beb\u9023\u63a5\u4ee3\u78bc<\/h3>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5728 VB \u4e2d\u9023\u63a5\u5230 MySQL \u6578\u64da\u5eab\uff1a<\/p>\n<pre><code>\nImports MySql.Data.MySqlClient\n\nModule Module1\n    Sub Main()\n        Dim connectionString As String = \"Server=localhost;Database=testdb;User ID=root;Password=yourpassword;\"\n        Dim connection As MySqlConnection = New MySqlConnection(connectionString)\n\n        Try\n            connection.Open()\n            Console.WriteLine(\"\u6210\u529f\u9023\u63a5\u5230\u6578\u64da\u5eab\uff01\")\n        Catch ex As MySqlException\n            Console.WriteLine(\"\u9023\u63a5\u5931\u6557: \" &amp; ex.Message)\n        Finally\n            connection.Close()\n        End Try\n    End Sub\nEnd Module\n<\/code><\/pre>\n<p>\u5728\u9019\u6bb5\u4ee3\u78bc\u4e2d\uff0c\u60a8\u9700\u8981\u6839\u64da\u60a8\u7684 MySQL \u670d\u52d9\u5668\u914d\u7f6e\u4f86\u4fee\u6539 <code>connectionString<\/code> \u7684\u5167\u5bb9\u3002\u78ba\u4fdd\u5c07 <code>Server<\/code>\u3001<code>Database<\/code>\u3001<code>User ID<\/code> \u548c <code>Password<\/code> \u66ff\u63db\u70ba\u60a8\u7684\u5be6\u969b\u6578\u64da\u3002<\/p>\n<h3 id=\"3-%e5%9f%b7%e8%a1%8c%e6%9f%a5%e8%a9%a2-TWBATnyxlB\">3. \u57f7\u884c\u67e5\u8a62<\/h3>\n<p>\u4e00\u65e6\u6210\u529f\u9023\u63a5\u5230\u6578\u64da\u5eab\uff0c\u60a8\u53ef\u4ee5\u57f7\u884c SQL \u67e5\u8a62\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5f9e\u6578\u64da\u5eab\u4e2d\u8b80\u53d6\u6578\u64da\uff1a<\/p>\n<pre><code>\nDim command As MySqlCommand = New MySqlCommand(\"SELECT * FROM users\", connection)\nDim reader As MySqlDataReader\n\nTry\n    reader = command.ExecuteReader()\n    While reader.Read()\n        Console.WriteLine(\"\u7528\u6236\u540d: \" &amp; reader(\"username\").ToString())\n    End While\nCatch ex As MySqlException\n    Console.WriteLine(\"\u67e5\u8a62\u5931\u6557: \" &amp; ex.Message)\nFinally\n    reader.Close()\nEnd Try\n<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-TWBATnyxlB\">\u7e3d\u7d50<\/h2>\n<p>\u901a\u904e\u4ee5\u4e0a\u6b65\u9a5f\uff0c\u60a8\u61c9\u8a72\u80fd\u5920\u6210\u529f\u5730\u4f7f\u7528 VB \u9023\u63a5\u5230 MySQL \u6578\u64da\u5eab\u4e26\u57f7\u884c\u57fa\u672c\u7684\u6578\u64da\u64cd\u4f5c\u3002\u9019\u4e9b\u77e5\u8b58\u5c0d\u65bc\u958b\u767c\u9700\u8981\u6578\u64da\u5b58\u5132\u548c\u6aa2\u7d22\u7684\u61c9\u7528\u7a0b\u5e8f\u81f3\u95dc\u91cd\u8981\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u4f86\u6258\u7ba1\u60a8\u7684 MySQL \u6578\u64da\u5eab\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u3002\u7121\u8ad6\u662f\u5c0f\u578b\u9805\u76ee\u9084\u662f\u5927\u578b\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a> \u90fd\u80fd\u78ba\u4fdd\u60a8\u7684\u6578\u64da\u5b89\u5168\u548c\u9ad8\u6548\u904b\u884c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u4f7f\u7528 VB \u5feb\u901f\u9023\u63a5 MySQL \u6578\u64da\u5eab\uff0c\u63d0\u4f9b\u8a73\u7d30\u6b65\u9a5f\u548c\u793a\u4f8b\uff0c\u52a9\u60a8\u8f15\u9b06\u5be6\u73fe\u6578\u64da\u5eab\u64cd\u4f5c\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-144833","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/144833","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=144833"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/144833\/revisions"}],"predecessor-version":[{"id":144834,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/144833\/revisions\/144834"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=144833"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=144833"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=144833"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}