{"id":171813,"date":"2024-11-07T07:52:16","date_gmt":"2024-11-06T23:52:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/171813\/"},"modified":"2024-11-07T07:52:17","modified_gmt":"2024-11-06T23:52:17","slug":"vb-%e5%af%a6%e7%8f%be%e7%b0%a1%e5%96%ae%e7%9a%84%e6%95%b8%e6%93%9a%e5%ba%ab%e4%bf%ae%e6%94%b9%e6%93%8d%e4%bd%9c-vb-%e5%a6%82%e4%bd%95%e4%bf%ae%e6%94%b9%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e6%95%b8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/171813\/","title":{"rendered":"VB \u5be6\u73fe\u7c21\u55ae\u7684\u6578\u64da\u5eab\u4fee\u6539\u64cd\u4f5c (vb \u5982\u4f55\u4fee\u6539\u6578\u64da\u5eab\u4e2d\u6578\u64da)"},"content":{"rendered":"<h1 id=\"vb-%e5%af%a6%e7%8f%be%e7%b0%a1%e5%96%ae%e7%9a%84%e6%95%b8%e6%93%9a%e5%ba%ab%e4%bf%ae%e6%94%b9%e6%93%8d%e4%bd%9c-JAnaGOVaMK\">VB \u5be6\u73fe\u7c21\u55ae\u7684\u6578\u64da\u5eab\u4fee\u6539\u64cd\u4f5c<\/h1>\n<p>\u5728\u73fe\u4eca\u7684\u8edf\u4ef6\u958b\u767c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u64cd\u4f5c\u662f\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u90e8\u5206\u3002Visual Basic\uff08VB\uff09\u4f5c\u70ba\u4e00\u7a2e\u7c21\u55ae\u6613\u7528\u7684\u7de8\u7a0b\u8a9e\u8a00\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u684c\u9762\u61c9\u7528\u7a0b\u5e8f\u7684\u958b\u767c\u4e2d\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528 VB \u4f86\u5be6\u73fe\u5c0d\u6578\u64da\u5eab\u7684\u7c21\u55ae\u4fee\u6539\u64cd\u4f5c\uff0c\u5305\u62ec\u66f4\u65b0\u3001\u522a\u9664\u548c\u63d2\u5165\u6578\u64da\u7684\u57fa\u672c\u65b9\u6cd5\u3002<\/p>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e9%80%a3%e6%8e%a5-JAnaGOVaMK\">\u6578\u64da\u5eab\u9023\u63a5<\/h2>\n<p>\u5728\u9032\u884c\u4efb\u4f55\u6578\u64da\u5eab\u64cd\u4f5c\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u5efa\u7acb\u8207\u6578\u64da\u5eab\u7684\u9023\u63a5\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528 ADO.NET \u9023\u63a5 SQL Server \u6578\u64da\u5eab\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>\nImports System.Data.SqlClient\n\nDim connectionString As String = \"Data Source=\u4f60\u7684\u4f3a\u670d\u5668;Initial Catalog=\u4f60\u7684\u6578\u64da\u5eab;User ID=\u4f60\u7684\u7528\u6236\u540d;Password=\u4f60\u7684\u5bc6\u78bc\"\nDim connection As New SqlConnection(connectionString)\n\nTry\n    connection.Open()\n    ' \u9032\u884c\u6578\u64da\u5eab\u64cd\u4f5c\nFinally\n    connection.Close()\nEnd Try\n<\/code><\/pre>\n<h2 id=\"%e6%9b%b4%e6%96%b0%e6%95%b8%e6%93%9a-JAnaGOVaMK\">\u66f4\u65b0\u6578\u64da<\/h2>\n<p>\u66f4\u65b0\u6578\u64da\u662f\u6578\u64da\u5eab\u64cd\u4f5c\u4e2d\u6700\u5e38\u898b\u7684\u9700\u6c42\u4e4b\u4e00\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528 VB \u66f4\u65b0\u6578\u64da\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>\nDim updateQuery As String = \"UPDATE \u4f60\u7684\u8868\u540d SET \u5217\u540d = @\u65b0\u503c WHERE \u689d\u4ef6\u5217 = @\u689d\u4ef6\u503c\"\nDim command As New SqlCommand(updateQuery, connection)\n\ncommand.Parameters.AddWithValue(\"@\u65b0\u503c\", \"\u65b0\u7684\u6578\u64da\")\ncommand.Parameters.AddWithValue(\"@\u689d\u4ef6\u503c\", \"\u689d\u4ef6\u6578\u64da\")\n\nTry\n    connection.Open()\n    Dim rowsAffected As Integer = command.ExecuteNonQuery()\n    Console.WriteLine(rowsAffected &amp; \" \u884c\u5df2\u66f4\u65b0\u3002\")\nFinally\n    connection.Close()\nEnd Try\n<\/code><\/pre>\n<h2 id=\"%e5%88%aa%e9%99%a4%e6%95%b8%e6%93%9a-JAnaGOVaMK\">\u522a\u9664\u6578\u64da<\/h2>\n<p>\u522a\u9664\u6578\u64da\u540c\u6a23\u662f\u4e00\u500b\u5e38\u898b\u7684\u64cd\u4f5c\u3002\u4ee5\u4e0b\u662f\u522a\u9664\u6578\u64da\u7684 VB \u793a\u4f8b\uff1a<\/p>\n<pre><code>\nDim deleteQuery As String = \"DELETE FROM \u4f60\u7684\u8868\u540d WHERE \u689d\u4ef6\u5217 = @\u689d\u4ef6\u503c\"\nDim command As New SqlCommand(deleteQuery, connection)\n\ncommand.Parameters.AddWithValue(\"@\u689d\u4ef6\u503c\", \"\u689d\u4ef6\u6578\u64da\")\n\nTry\n    connection.Open()\n    Dim rowsAffected As Integer = command.ExecuteNonQuery()\n    Console.WriteLine(rowsAffected &amp; \" \u884c\u5df2\u522a\u9664\u3002\")\nFinally\n    connection.Close()\nEnd Try\n<\/code><\/pre>\n<h2 id=\"%e6%8f%92%e5%85%a5%e6%95%b8%e6%93%9a-JAnaGOVaMK\">\u63d2\u5165\u6578\u64da<\/h2>\n<p>\u63d2\u5165\u65b0\u6578\u64da\u662f\u53e6\u4e00\u500b\u57fa\u672c\u7684\u6578\u64da\u5eab\u64cd\u4f5c\u3002\u4ee5\u4e0b\u662f\u63d2\u5165\u6578\u64da\u7684 VB \u793a\u4f8b\uff1a<\/p>\n<pre><code>\nDim insertQuery As String = \"INSERT INTO \u4f60\u7684\u8868\u540d (\u52171, \u52172) VALUES (@\u503c1, @\u503c2)\"\nDim command As New SqlCommand(insertQuery, connection)\n\ncommand.Parameters.AddWithValue(\"@\u503c1\", \"\u6578\u64da1\")\ncommand.Parameters.AddWithValue(\"@\u503c2\", \"\u6578\u64da2\")\n\nTry\n    connection.Open()\n    Dim rowsAffected As Integer = command.ExecuteNonQuery()\n    Console.WriteLine(rowsAffected &amp; \" \u884c\u5df2\u63d2\u5165\u3002\")\nFinally\n    connection.Close()\nEnd Try\n<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-JAnaGOVaMK\">\u7e3d\u7d50<\/h2>\n<p>\u672c\u6587\u4ecb\u7d39\u4e86\u5982\u4f55\u4f7f\u7528 VB \u9032\u884c\u7c21\u55ae\u7684\u6578\u64da\u5eab\u4fee\u6539\u64cd\u4f5c\uff0c\u5305\u62ec\u66f4\u65b0\u3001\u522a\u9664\u548c\u63d2\u5165\u6578\u64da\u3002\u9019\u4e9b\u57fa\u672c\u64cd\u4f5c\u662f\u958b\u767c\u61c9\u7528\u7a0b\u5e8f\u6642\u5fc5\u9808\u638c\u63e1\u7684\u6280\u80fd\u3002\u900f\u904e\u9019\u4e9b\u793a\u4f8b\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u5730\u8207\u6578\u64da\u5eab\u9032\u884c\u4ea4\u4e92\uff0c\u5be6\u73fe\u6578\u64da\u7684\u52d5\u614b\u7ba1\u7406\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u5ba2\u6236\u3002\u7121\u8ad6\u662f\u5c0f\u578b\u9805\u76ee\u9084\u662f\u5927\u578b\u4f01\u696d\uff0c\u60a8\u90fd\u53ef\u4ee5\u5728\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u4e0a\u627e\u5230\u5408\u9069\u7684\u65b9\u6848\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u4f7f\u7528 VB \u5be6\u73fe\u7c21\u55ae\u7684\u6578\u64da\u5eab\u4fee\u6539\u64cd\u4f5c\uff0c\u8f15\u9b06\u66f4\u65b0\u6578\u64da\u5eab\u4e2d\u7684\u6578\u64da\uff0c\u63d0\u5347\u958b\u767c\u6548\u7387\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-171813","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/171813","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=171813"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/171813\/revisions"}],"predecessor-version":[{"id":171814,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/171813\/revisions\/171814"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=171813"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=171813"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=171813"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}