{"id":171001,"date":"2024-11-06T23:06:20","date_gmt":"2024-11-06T15:06:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/171001\/"},"modified":"2024-11-06T23:06:21","modified_gmt":"2024-11-06T15:06:21","slug":"vb2023-%e9%80%a3%e6%8e%a5%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%9a%e5%be%9e%e5%85%a5%e9%96%80%e5%88%b0%e7%b2%be%e9%80%9a-vb2023-%e9%80%a3%e6%8e%a5%e6%95%b8%e6%93%9a%e5%ba%ab","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/171001\/","title":{"rendered":"VB2023 \u9023\u63a5\u6578\u64da\u5eab\uff1a\u5f9e\u5165\u9580\u5230\u7cbe\u901a (vb2023 \u9023\u63a5\u6578\u64da\u5eab)"},"content":{"rendered":"<h1 id=\"vb2023-%e9%80%a3%e6%8e%a5%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%9a%e5%be%9e%e5%85%a5%e9%96%80%e5%88%b0%e7%b2%be%e9%80%9a-WkLtDrmVXB\">VB2023 \u9023\u63a5\u6578\u64da\u5eab\uff1a\u5f9e\u5165\u9580\u5230\u7cbe\u901a<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u4f7f\u7528\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u666e\u904d\u3002VB2023 \u4f5c\u70ba\u4e00\u7a2e\u6d41\u884c\u7684\u7de8\u7a0b\u8a9e\u8a00\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u65b9\u6cd5\u4f86\u9023\u63a5\u548c\u64cd\u4f5c\u6578\u64da\u5eab\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u5982\u4f55\u5728 VB2023 \u4e2d\u9023\u63a5\u6578\u64da\u5eab\uff0c\u5f9e\u5165\u9580\u5230\u7cbe\u901a\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u638c\u63e1\u9019\u4e00\u91cd\u8981\u6280\u80fd\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%9f-WkLtDrmVXB\">\u4ec0\u9ebc\u662f\u6578\u64da\u5eab\uff1f<\/h2>\n<p>\u6578\u64da\u5eab\u662f\u4e00\u7a2e\u6709\u7d44\u7e54\u7684\u6578\u64da\u96c6\u5408\uff0c\u901a\u5e38\u5b58\u5132\u5728\u8a08\u7b97\u6a5f\u7cfb\u7d71\u4e2d\u3002\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff08DBMS\uff09\u5141\u8a31\u7528\u6236\u5275\u5efa\u3001\u8b80\u53d6\u3001\u66f4\u65b0\u548c\u522a\u9664\u6578\u64da\u3002\u5e38\u898b\u7684\u6578\u64da\u5eab\u985e\u578b\u5305\u62ec\u95dc\u4fc2\u578b\u6578\u64da\u5eab\uff08\u5982 MySQL\u3001SQL Server \u548c Oracle\uff09\u548c\u975e\u95dc\u4fc2\u578b\u6578\u64da\u5eab\uff08\u5982 MongoDB \u548c Cassandra\uff09\u3002<\/p>\n<h2 id=\"vb2023-%e7%92%b0%e5%a2%83%e8%a8%ad%e7%bd%ae-WkLtDrmVXB\">VB2023 \u74b0\u5883\u8a2d\u7f6e<\/h2>\n<p>\u5728\u958b\u59cb\u4e4b\u524d\uff0c\u78ba\u4fdd\u60a8\u5df2\u7d93\u5b89\u88dd\u4e86 VB2023 \u958b\u767c\u74b0\u5883\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528 Visual Studio \u6216\u5176\u4ed6\u652f\u6301 VB \u7684 IDE\u3002\u5b89\u88dd\u5b8c\u6210\u5f8c\uff0c\u60a8\u9700\u8981\u6dfb\u52a0\u5c0d\u6578\u64da\u5eab\u7684\u652f\u6301\uff0c\u9019\u901a\u5e38\u6d89\u53ca\u5230\u5b89\u88dd\u76f8\u61c9\u7684\u6578\u64da\u5eab\u9a45\u52d5\u7a0b\u5e8f\u3002<\/p>\n<h3 id=\"%e5%ae%89%e8%a3%9d%e6%95%b8%e6%93%9a%e5%ba%ab%e9%a9%85%e5%8b%95%e7%a8%8b%e5%ba%8f-WkLtDrmVXB\">\u5b89\u88dd\u6578\u64da\u5eab\u9a45\u52d5\u7a0b\u5e8f<\/h3>\n<ul>\n<li>\u5c0d\u65bc MySQL\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 MySQL Connector\/NET\u3002<\/li>\n<li>\u5c0d\u65bc SQL Server\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 Microsoft \u7684 SQL Server \u9a45\u52d5\u7a0b\u5e8f\u3002<\/li>\n<\/ul>\n<h2 id=\"%e9%80%a3%e6%8e%a5%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%ad%a5%e9%a9%9f-WkLtDrmVXB\">\u9023\u63a5\u6578\u64da\u5eab\u7684\u57fa\u672c\u6b65\u9a5f<\/h2>\n<p>\u5728 VB2023 \u4e2d\u9023\u63a5\u6578\u64da\u5eab\u7684\u57fa\u672c\u6b65\u9a5f\u5982\u4e0b\uff1a<\/p>\n<ol>\n<li>\u5c0e\u5165\u5fc5\u8981\u7684\u547d\u540d\u7a7a\u9593\u3002<\/li>\n<li>\u5275\u5efa\u6578\u64da\u5eab\u9023\u63a5\u5b57\u7b26\u4e32\u3002<\/li>\n<li>\u4f7f\u7528\u9023\u63a5\u5b57\u7b26\u4e32\u5efa\u7acb\u9023\u63a5\u3002<\/li>\n<li>\u57f7\u884c SQL \u67e5\u8a62\u3002<\/li>\n<li>\u95dc\u9589\u9023\u63a5\u3002<\/li>\n<\/ol>\n<h3 id=\"%e7%a4%ba%e4%be%8b%e4%bb%a3%e7%a2%bc-WkLtDrmVXB\">\u793a\u4f8b\u4ee3\u78bc<\/h3>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5728 VB2023 \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\n            Dim command As MySqlCommand = New MySqlCommand(\"SELECT * FROM users\", connection)\n            Dim reader As MySqlDataReader = command.ExecuteReader()\n\n            While reader.Read()\n                Console.WriteLine(\"\u7528\u6236\u540d: \" &amp; reader(\"username\").ToString())\n            End While\n\n            reader.Close()\n        Catch ex As Exception\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<h2 id=\"%e8%99%95%e7%90%86%e6%95%b8%e6%93%9a%e5%ba%ab%e6%93%8d%e4%bd%9c%e7%9a%84%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-WkLtDrmVXB\">\u8655\u7406\u6578\u64da\u5eab\u64cd\u4f5c\u7684\u6700\u4f73\u5be6\u8e10<\/h2>\n<p>\u5728\u9032\u884c\u6578\u64da\u5eab\u64cd\u4f5c\u6642\uff0c\u9075\u5faa\u4e00\u4e9b\u6700\u4f73\u5be6\u8e10\u53ef\u4ee5\u63d0\u9ad8\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u548c\u5b89\u5168\u6027\uff1a<\/p>\n<ul>\n<li><strong>\u4f7f\u7528\u53c3\u6578\u5316\u67e5\u8a62\uff1a<\/strong>\u9019\u53ef\u4ee5\u9632\u6b62 SQL \u6ce8\u5165\u653b\u64ca\u3002<\/li>\n<li><strong>\u9069\u7576\u7ba1\u7406\u9023\u63a5\uff1a<\/strong>\u78ba\u4fdd\u5728\u4e0d\u518d\u9700\u8981\u6642\u95dc\u9589\u6578\u64da\u5eab\u9023\u63a5\u3002<\/li>\n<li><strong>\u932f\u8aa4\u8655\u7406\uff1a<\/strong>\u4f7f\u7528 try-catch \u584a\u4f86\u6355\u7372\u548c\u8655\u7406\u7570\u5e38\u3002<\/li>\n<\/ul>\n<h2 id=\"%e9%80%b2%e9%9a%8e%e4%b8%bb%e9%a1%8c-WkLtDrmVXB\">\u9032\u968e\u4e3b\u984c<\/h2>\n<p>\u4e00\u65e6\u638c\u63e1\u4e86\u57fa\u672c\u7684\u6578\u64da\u5eab\u9023\u63a5\uff0c\u60a8\u53ef\u4ee5\u9032\u4e00\u6b65\u63a2\u7d22\u4ee5\u4e0b\u4e3b\u984c\uff1a<\/p>\n<ul>\n<li>\u4f7f\u7528\u4e8b\u52d9\u4f86\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u3002<\/li>\n<li>\u5be6\u73fe\u6578\u64da\u5eab\u7684\u7570\u6b65\u64cd\u4f5c\u4ee5\u63d0\u9ad8\u6027\u80fd\u3002<\/li>\n<li>\u5b78\u7fd2\u5982\u4f55\u4f7f\u7528 ORM\uff08\u5c0d\u8c61\u95dc\u4fc2\u6620\u5c04\uff09\u5de5\u5177\u4f86\u7c21\u5316\u6578\u64da\u5eab\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-WkLtDrmVXB\">\u7e3d\u7d50<\/h2>\n<p>\u5728 VB2023 \u4e2d\u9023\u63a5\u6578\u64da\u5eab\u662f\u4e00\u9805\u57fa\u672c\u800c\u91cd\u8981\u7684\u6280\u80fd\u3002\u901a\u904e\u672c\u6587\u7684\u4ecb\u7d39\uff0c\u60a8\u61c9\u8a72\u80fd\u5920\u5f9e\u5165\u9580\u5230\u7cbe\u901a\uff0c\u638c\u63e1\u5982\u4f55\u6709\u6548\u5730\u9023\u63a5\u548c\u64cd\u4f5c\u6578\u64da\u5eab\u3002\u96a8\u8457\u6280\u8853\u7684\u767c\u5c55\uff0c\u6301\u7e8c\u5b78\u7fd2\u548c\u5be6\u8e10\u5c07\u5e6b\u52a9\u60a8\u5728\u9019\u4e00\u9818\u57df\u4e2d\u4fdd\u6301\u7af6\u722d\u529b\u3002\u5982\u679c\u60a8\u9700\u8981\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\uff0c\u8acb\u8003\u616e\u6211\u5011\u7684\u670d\u52d9\uff0c\u63d0\u4f9b\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u548c\u9748\u6d3b\u7684 <a href=\"https:\/\/server.hk\">\u4e91\u4f3a\u670d\u5668<\/a> \u9078\u64c7\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u638c\u63e1VB2023\u9023\u63a5\u6578\u64da\u5eab\u7684\u6280\u5de7\uff0c\u5f9e\u5165\u9580\u5230\u7cbe\u901a\uff0c\u5b78\u7fd2\u5982\u4f55\u9ad8\u6548\u7ba1\u7406\u548c\u64cd\u4f5c\u6578\u64da\u5eab\uff0c\u63d0\u5347\u958b\u767c\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-171001","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/171001","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=171001"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/171001\/revisions"}],"predecessor-version":[{"id":171002,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/171001\/revisions\/171002"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=171001"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=171001"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=171001"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}