{"id":29017,"date":"2023-05-08T14:21:46","date_gmt":"2023-10-09T22:07:39","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90vb-net%e3%80%91%e8%be%93%e5%87%bamariadb%e5%88%b0combobox%ef%bc%88visual-studio-2019%ef%bc%89\/"},"modified":"2025-08-12T11:20:31","modified_gmt":"2025-08-12T03:20:31","slug":"%e3%80%90vb-net%e3%80%91%e8%be%93%e5%87%bamariadb%e5%88%b0combobox%ef%bc%88visual-studio-2019%ef%bc%89","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90vb-net%e3%80%91%e8%be%93%e5%87%bamariadb%e5%88%b0combobox%ef%bc%88visual-studio-2019%ef%bc%89\/","title":{"rendered":"\u3010VB.NET\u3011\u8f93\u51faMariaDB\u5230ComboBox\uff08Visual Studio 2019\uff09"},"content":{"rendered":"<h2>\u76ee\u6b21<\/h2>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u958b\u767c\u74b0\u5883\u548c\u524d\u63d0\u689d\u4ef6<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u7a0b\u5f0f\u7de8\u5beb<\/ol>\n<\/li>\n<\/ol>\n<p>\u9023\u63a5\u5230MariaDB<br \/>\n\u547c\u53eb\u7d66\u4e0b\u62c9\u6846<\/p>\n<p>\u7e3d\u7d50<\/p>\n<h2>1. \u5f00\u53d1\u73af\u5883\u548c\u524d\u63d0\u6761\u4ef6<\/h2>\n<p>\u64cd\u4f5c\u7cfb\u7edf\uff1aWindows10<br \/>\n\u96c6\u6210\u5f00\u53d1\u73af\u5883\uff1aVisual Studio 2019<br \/>\n\u7f16\u7a0b\u8bed\u8a00\uff1aVB.NET\uff08.NET Framework 4.7.2\uff09<br \/>\n\u6570\u636e\u5e93\uff1aMariaDB 10.4<\/p>\n<p>\u5bf9\u4e8e\u5f00\u53d1\u73af\u5883\u7684\u521b\u5efa\u65b9\u6cd5\u548c\u5f15\u7528\u8bbe\u7f6e\uff0c\u6211\u4eec\u5c06\u5047\u5b9a\u5df2\u77e5\u3002 \uff08\u5982\u679c\u6709\u4efb\u4f55\u8981\u6c42\uff0c\u6211\u4eec\u5c06\u8fdb\u884c\u521b\u5efa\u3002\uff09<\/p>\n<h2>2. \u7f16\u5199\u7a0b\u5e8f<\/h2>\n<h3>1. \u8fde\u63a5\u5230MariaDB\u6570\u636e\u5e93<\/h3>\n<p>\u6dfb\u52a0\u5f15\u7528\u3002<\/p>\n<pre class=\"post-pre\"><code>Imports MySql.Data.MySqlClient\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code>        Using conn As New MySqlConnection(\"Database=&lt;DATABASE&gt;;Data Source=localhost;User Id=&lt;USERNAME&gt;;Password=&lt;PASSWORD&gt;; sqlservermode=True;\")\r\n\r\n            ' \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u958b\u59cb\r\n            conn.Open()\r\n\r\n            '&lt;&lt;\u3053\u3053\u3078MariaDB\u63a5\u7d9a\u4e2d\u306e\u51e6\u7406\u3092\u8a18\u8ff0\u3059\u308b&gt;&gt;\r\n\r\n            ' \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u30af\u30ed\u30fc\u30ba\r\n            conn.Close()\r\n        End Using\r\n<\/code><\/pre>\n<h3>2. \u8c03\u7528\u7ec4\u5408\u6846\u7684\u65b9\u6cd5\u3002<\/h3>\n<p>\u5728\u521b\u5efa\u7ec4\u5408\u6846\u63a7\u4ef6(\u6b64\u5904\u79f0\u4e3a[DropdownBox1])\u4e4b\u540e\uff0c<br \/>\n\u4e0a\u8ff0\u4ee3\u7801\u7684<\/p>\n<pre class=\"post-pre\"><code>    '&lt;&lt;\u3053\u3053\u3078MariaDB\u63a5\u7d9a\u4e2d\u306e\u51e6\u7406\u3092\u8a18\u8ff0\u3059\u308b&gt;&gt;\r\n<\/code><\/pre>\n<p>\u8acb\u5c07\u4ee5\u4e0b\u5167\u5bb9\u4ee5\u4e2d\u6587\u9032\u884c\u672c\u5730\u5316\u6539\u5beb\uff0c\u53ea\u9700\u4e00\u500b\u9078\u9805\uff1a<br \/>\n\u5728\u6b64\u90e8\u5206\u4e2d\uff0c\u5c07\u8a18\u8ff0\u4ee5\u4e0b\u5169\u9ede\uff1a<br \/>\n&#8211; \u7372\u53d6\u6578\u64da<br \/>\n&#8211; \u8a2d\u7f6e\u4e0b\u62c9\u6e05\u55ae\u7684\u6578\u64da\u4f86\u6e90\u3002<\/p>\n<pre class=\"post-pre\"><code>            ' \u30c7\u30fc\u30bf\u53d6\u5f97\r\n            Dim cmd As MySqlCommand = New MySqlCommand(\"SELECT * FROM &lt;DATATABLE&gt;\", conn)\r\n            Dim da As MySqlDataAdapter = New MySqlDataAdapter(cmd)\r\n            Dim dt As DataTable = New DataTable()\r\n            da.Fill(dt)\r\n\r\n            ' \u30b3\u30f3\u30dc\u30dc\u30c3\u30af\u30b9\u306b\u5024\u3092\u8a2d\u5b9a\r\n            Dim dc As New ArrayList\r\n            dc.Add(\"\")\r\n            For i As Integer = 0 To dt.Rows.Count - 1\r\n                dc.Add(dt.Rows(i).ItemArray(1)) 'ItemArray(1)\u306f\u8a2d\u5b9a\u3057\u305f\u3044\u4efb\u610f\u306e\u30ab\u30e9\u30e0\r\n            Next\r\n            DropdownBox1.DataSource = dc\r\n\r\n\r\n<\/code><\/pre>\n<h2>\u603b\u7ed3<\/h2>\n<p>\u6211\u6295\u7a3f\u4eca\u5929\u65e2\u662f\u4e3a\u4e86\u6d4b\u8bd5\u7b2c\u4e00\u6b21\u5728Qiita\u4e0a\u53d1\u5e03\u6587\u7ae0\u7684\u540c\u65f6\u4e5f\u517c\u505a\u63a7\u5236\u81ea\u5df1\u7684MariaDB\u4e2d\u6570\u636e\u5e93\u7684\u6a21\u677f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u76ee\u6b21 \u958b\u767c\u74b0\u5883\u548c\u524d\u63d0\u689d\u4ef6 &nbsp; \u7a0b\u5f0f\u7de8\u5beb \u9023\u63a5\u5230MariaDB \u547c\u53eb\u7d66\u4e0b\u62c9\u6846 \u7e3d\u7d50 1. \u5f00\u53d1\u73af\u5883\u548c\u524d [&hellip;]<\/p>\n","protected":false},"author":11,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[227],"class_list":["post-29017","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-227"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - 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