{"id":145031,"date":"2024-11-01T10:05:26","date_gmt":"2024-11-01T02:05:26","guid":{"rendered":"https:\/\/server.hk\/cnblog\/145031\/"},"modified":"2024-11-01T10:05:27","modified_gmt":"2024-11-01T02:05:27","slug":"vb-%e6%95%b8%e6%93%9a%e5%ba%ab%e6%93%8d%e4%bd%9c%ef%bc%9a%e4%bf%ae%e6%94%b9%e6%95%b8%e6%93%9a%e8%a9%b3%e8%a7%a3-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\/145031\/","title":{"rendered":"VB \u6578\u64da\u5eab\u64cd\u4f5c\uff1a\u4fee\u6539\u6578\u64da\u8a73\u89e3 (vb \u5982\u4f55\u4fee\u6539\u6578\u64da\u5eab\u4e2d\u6578\u64da)"},"content":{"rendered":"<h1 id=\"vb-%e6%95%b8%e6%93%9a%e5%ba%ab%e6%93%8d%e4%bd%9c%ef%bc%9a%e4%bf%ae%e6%94%b9%e6%95%b8%e6%93%9a%e8%a9%b3%e8%a7%a3-sviVTBnUES\">VB \u6578\u64da\u5eab\u64cd\u4f5c\uff1a\u4fee\u6539\u6578\u64da\u8a73\u89e3<\/h1>\n<p>\u5728\u73fe\u4eca\u7684\u61c9\u7528\u7a0b\u5f0f\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\u5ee3\u6cdb\u4f7f\u7528\u7684\u7de8\u7a0b\u8a9e\u8a00\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u65b9\u6cd5\u4f86\u8207\u6578\u64da\u5eab\u9032\u884c\u4ea4\u4e92\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u5982\u4f55\u5728 VB \u4e2d\u4fee\u6539\u6578\u64da\u5eab\u4e2d\u7684\u6578\u64da\uff0c\u4e26\u63d0\u4f9b\u5177\u9ad4\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\uff0c\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u7406\u89e3\u9019\u4e00\u904e\u7a0b\u3002<\/p>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e9%80%a3%e6%8e%a5-sviVTBnUES\">\u6578\u64da\u5eab\u9023\u63a5<\/h2>\n<p>\u5728\u9032\u884c\u6578\u64da\u4fee\u6539\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u5efa\u7acb\u8207\u6578\u64da\u5eab\u7684\u9023\u63a5\u3002VB \u901a\u5e38\u4f7f\u7528 ADO.NET \u6216 OleDb \u4f86\u9023\u63a5\u6578\u64da\u5eab\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528 OleDb \u9023\u63a5 Access \u6578\u64da\u5eab\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>Dim conn As New OleDb.OleDbConnection(\"Provider=Microsoft.ACE.OLEDB.12.0;Data Source=your_database.accdb;\")\nconn.Open()<\/code><\/pre>\n<p>\u5728\u9019\u6bb5\u4ee3\u78bc\u4e2d\uff0c\u6211\u5011\u5275\u5efa\u4e86\u4e00\u500b\u65b0\u7684 OleDbConnection \u5c0d\u8c61\uff0c\u4e26\u4f7f\u7528\u9069\u7576\u7684\u9023\u63a5\u5b57\u7b26\u4e32\u4f86\u6253\u958b\u6578\u64da\u5eab\u9023\u63a5\u3002<\/p>\n<h2 id=\"%e4%bf%ae%e6%94%b9%e6%95%b8%e6%93%9a%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%ad%a5%e9%a9%9f-sviVTBnUES\">\u4fee\u6539\u6578\u64da\u7684\u57fa\u672c\u6b65\u9a5f<\/h2>\n<p>\u4fee\u6539\u6578\u64da\u7684\u904e\u7a0b\u901a\u5e38\u5305\u62ec\u4ee5\u4e0b\u5e7e\u500b\u6b65\u9a5f\uff1a<\/p>\n<ul>\n<li>\u5efa\u7acb\u6578\u64da\u5eab\u9023\u63a5<\/li>\n<li id=\"%e7%b7%a8%e5%af%ab-sql-%e6%9b%b4%e6%96%b0%e8%aa%9e%e5%8f%a5-sviVTBnUES\">\u7de8\u5beb SQL \u66f4\u65b0\u8a9e\u53e5<\/li>\n<li id=\"%e5%9f%b7%e8%a1%8c%e6%9b%b4%e6%96%b0%e6%93%8d%e4%bd%9c-sviVTBnUES\">\u57f7\u884c\u66f4\u65b0\u64cd\u4f5c<\/li>\n<li id=\"%e9%97%9c%e9%96%89%e6%95%b8%e6%93%9a%e5%ba%ab%e9%80%a3%e6%8e%a5-sviVTBnUES\">\u95dc\u9589\u6578\u64da\u5eab\u9023\u63a5<\/li>\n<\/ul>\n<h3 id=\"%e7%b7%a8%e5%af%ab-sql-%e6%9b%b4%e6%96%b0%e8%aa%9e%e5%8f%a5-sviVTBnUES\">\u7de8\u5beb SQL \u66f4\u65b0\u8a9e\u53e5<\/h3>\n<p>\u5728 VB \u4e2d\uff0c\u4fee\u6539\u6578\u64da\u7684 SQL \u8a9e\u53e5\u901a\u5e38\u4f7f\u7528 UPDATE \u8a9e\u53e5\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u793a\u4f8b\uff0c\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u540d\u70ba &#8220;Customers&#8221; \u7684\u8868\uff0c\u4e26\u5e0c\u671b\u66f4\u65b0\u67d0\u500b\u5ba2\u6236\u7684\u5730\u5740\uff1a<\/p>\n<pre><code>Dim sql As String = \"UPDATE Customers SET Address = '\u65b0\u5730\u5740' WHERE CustomerID = 1\"<\/code><\/pre>\n<h3 id=\"%e5%9f%b7%e8%a1%8c%e6%9b%b4%e6%96%b0%e6%93%8d%e4%bd%9c-sviVTBnUES\">\u57f7\u884c\u66f4\u65b0\u64cd\u4f5c<\/h3>\n<p>\u63a5\u4e0b\u4f86\uff0c\u6211\u5011\u9700\u8981\u4f7f\u7528 OleDbCommand \u4f86\u57f7\u884c\u9019\u500b SQL \u8a9e\u53e5\uff1a<\/p>\n<pre><code>Dim cmd As New OleDb.OleDbCommand(sql, conn)\nDim rowsAffected As Integer = cmd.ExecuteNonQuery()<\/code><\/pre>\n<p>\u5728\u9019\u6bb5\u4ee3\u78bc\u4e2d\uff0cExecuteNonQuery \u65b9\u6cd5\u5c07\u57f7\u884c SQL \u8a9e\u53e5\u4e26\u8fd4\u56de\u53d7\u5f71\u97ff\u7684\u884c\u6578\u3002\u9019\u5c0d\u65bc\u78ba\u8a8d\u66f4\u65b0\u662f\u5426\u6210\u529f\u975e\u5e38\u91cd\u8981\u3002<\/p>\n<h3 id=\"%e9%97%9c%e9%96%89%e6%95%b8%e6%93%9a%e5%ba%ab%e9%80%a3%e6%8e%a5-sviVTBnUES\">\u95dc\u9589\u6578\u64da\u5eab\u9023\u63a5<\/h3>\n<p>\u6700\u5f8c\uff0c\u7121\u8ad6\u64cd\u4f5c\u662f\u5426\u6210\u529f\uff0c\u90fd\u61c9\u8a72\u95dc\u9589\u6578\u64da\u5eab\u9023\u63a5\uff1a<\/p>\n<pre><code>conn.Close()<\/code><\/pre>\n<h2 id=\"%e5%ae%8c%e6%95%b4%e7%a4%ba%e4%be%8b-sviVTBnUES\">\u5b8c\u6574\u793a\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u5b8c\u6574\u7684 VB \u7a0b\u5e8f\u793a\u4f8b\uff0c\u5c55\u793a\u4e86\u5982\u4f55\u4fee\u6539\u6578\u64da\u5eab\u4e2d\u7684\u6578\u64da\uff1a<\/p>\n<pre><code>Sub UpdateCustomerAddress()\n    Dim conn As New OleDb.OleDbConnection(\"Provider=Microsoft.ACE.OLEDB.12.0;Data Source=your_database.accdb;\")\n    Try\n        conn.Open()\n        Dim sql As String = \"UPDATE Customers SET Address = '\u65b0\u5730\u5740' WHERE CustomerID = 1\"\n        Dim cmd As New OleDb.OleDbCommand(sql, conn)\n        Dim rowsAffected As Integer = cmd.ExecuteNonQuery()\n        If rowsAffected &gt; 0 Then\n            Console.WriteLine(\"\u66f4\u65b0\u6210\u529f\uff01\")\n        Else\n            Console.WriteLine(\"\u6c92\u6709\u627e\u5230\u5339\u914d\u7684\u8a18\u9304\u3002\")\n        End If\n    Catch ex As Exception\n        Console.WriteLine(\"\u767c\u751f\u932f\u8aa4\uff1a\" &amp; ex.Message)\n    Finally\n        conn.Close()\n    End Try\nEnd Sub<\/code><\/pre>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-sviVTBnUES\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u9032\u884c\u6578\u64da\u5eab\u64cd\u4f5c\u6642\uff0c\u958b\u767c\u8005\u61c9\u6ce8\u610f\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li>\u78ba\u4fdd SQL \u8a9e\u53e5\u7684\u6b63\u78ba\u6027\uff0c\u4ee5\u907f\u514d\u8a9e\u6cd5\u932f\u8aa4\u3002<\/li>\n<li>\u4f7f\u7528\u53c3\u6578\u5316\u67e5\u8a62\u4f86\u9632\u6b62 SQL \u6ce8\u5165\u653b\u64ca\u3002<\/li>\n<li>\u5728\u64cd\u4f5c\u5b8c\u6210\u5f8c\uff0c\u52d9\u5fc5\u95dc\u9589\u6578\u64da\u5eab\u9023\u63a5\uff0c\u4ee5\u91cb\u653e\u8cc7\u6e90\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-sviVTBnUES\">\u7e3d\u7d50<\/h2>\n<p>\u672c\u6587\u4ecb\u7d39\u4e86\u5982\u4f55\u5728 VB \u4e2d\u4fee\u6539\u6578\u64da\u5eab\u4e2d\u7684\u6578\u64da\uff0c\u5305\u62ec\u5efa\u7acb\u9023\u63a5\u3001\u7de8\u5beb SQL \u8a9e\u53e5\u3001\u57f7\u884c\u66f4\u65b0\u64cd\u4f5c\u4ee5\u53ca\u95dc\u9589\u9023\u63a5\u7684\u6b65\u9a5f\u3002\u9019\u4e9b\u57fa\u672c\u64cd\u4f5c\u5c0d\u65bc\u958b\u767c\u8005\u4f86\u8aaa\u662f\u975e\u5e38\u91cd\u8981\u7684\uff0c\u80fd\u5920\u5e6b\u52a9\u4ed6\u5011\u66f4\u6709\u6548\u5730\u7ba1\u7406\u6578\u64da\u3002\u82e5\u60a8\u9700\u8981\u66f4\u9ad8\u6548\u7684\u6578\u64da\u7ba1\u7406\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u6216<a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a>\u4f86\u652f\u6301\u60a8\u7684\u61c9\u7528\u7a0b\u5f0f\u958b\u767c\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u5728 VB \u4e2d\u6709\u6548\u4fee\u6539\u6578\u64da\u5eab\u6578\u64da\uff0c\u638c\u63e1\u64cd\u4f5c\u6280\u5de7\u8207\u7bc4\u4f8b\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u80fd\u529b\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-145031","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/145031","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=145031"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/145031\/revisions"}],"predecessor-version":[{"id":145032,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/145031\/revisions\/145032"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=145031"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=145031"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=145031"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}