{"id":154087,"date":"2024-11-02T12:51:23","date_gmt":"2024-11-02T04:51:23","guid":{"rendered":"https:\/\/server.hk\/cnblog\/154087\/"},"modified":"2024-11-02T12:51:24","modified_gmt":"2024-11-02T04:51:24","slug":"%e9%bb%9e%e5%8d%a1%e5%85%85%e5%80%bc%e7%b6%b2%e7%ab%99mssql%ef%bc%8c%e6%9e%81%e9%80%9f%e4%be%bf%e6%8d%b7%e5%85%85%e5%80%bc%ef%bc%81%ef%bc%88%e9%bb%9e%e5%8d%a1%e5%85%85%e5%80%bc%e7%b6%b2%e7%ab%99mssql","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/154087\/","title":{"rendered":"\u9ede\u5361\u5145\u503c\u7db2\u7ad9MSSQL\uff0c\u6781\u901f\u4fbf\u6377\u5145\u503c\uff01\uff08\u9ede\u5361\u5145\u503c\u7db2\u7ad9mssql\uff09"},"content":{"rendered":"<h1 id=\"%e9%bb%9e%e5%8d%a1%e5%85%85%e5%80%bc%e7%b6%b2%e7%ab%99mssql%ef%bc%8c%e6%9e%81%e9%80%9f%e4%be%bf%e6%8d%b7%e5%85%85%e5%80%bc%ef%bc%81-bErfCVClVb\">\u9ede\u5361\u5145\u503c\u7db2\u7ad9MSSQL\uff0c\u6781\u901f\u4fbf\u6377\u5145\u503c\uff01<\/h1>\n<p>\u96a8\u8457\u7db2\u7d61\u6280\u8853\u7684\u8fc5\u901f\u767c\u5c55\uff0c\u8d8a\u4f86\u8d8a\u591a\u7684\u7dda\u4e0a\u670d\u52d9\u958b\u59cb\u4f7f\u7528\u9ede\u5361\u5145\u503c\u7cfb\u7d71\u4f86\u65b9\u4fbf\u7528\u6236\u9032\u884c\u652f\u4ed8\u3002\u7279\u5225\u662f\u5728\u904a\u6232\u3001\u5f71\u97f3\u5e73\u53f0\u53ca\u5404\u985e\u6578\u5b57\u670d\u52d9\u4e2d\uff0c\u9ede\u5361\u5145\u503c\u5df2\u6210\u70ba\u4e00\u7a2e\u6d41\u884c\u7684\u652f\u4ed8\u65b9\u5f0f\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5229\u7528MSSQL\u6578\u64da\u5eab\u4f86\u69cb\u5efa\u4e00\u500b\u9ad8\u6548\u7684\u9ede\u5361\u5145\u503c\u7db2\u7ad9\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u6280\u8853\u5efa\u8b70\u3002<\/p>\n<h2 id=\"mssql%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%84%aa%e5%8b%a2-bErfCVClVb\">MSSQL\u6578\u64da\u5eab\u7684\u512a\u52e2<\/h2>\n<p>MSSQL\uff08Microsoft SQL Server\uff09\u662f\u4e00\u6b3e\u529f\u80fd\u5f37\u5927\u7684\u95dc\u806f\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u4f01\u696d\u7d1a\u61c9\u7528\u4e2d\u3002\u5176\u4e3b\u8981\u512a\u52e2\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u9ad8\u6548\u7684\u6578\u64da\u8655\u7406\u80fd\u529b\uff1a<\/strong>MSSQL\u80fd\u5920\u8655\u7406\u5927\u91cf\u7684\u6578\u64da\u8acb\u6c42\uff0c\u9069\u5408\u9ad8\u6d41\u91cf\u7684\u5145\u503c\u7db2\u7ad9\u3002<\/li>\n<li><strong>\u5b89\u5168\u6027\uff1a<\/strong>MSSQL\u63d0\u4f9b\u591a\u5c64\u6b21\u7684\u5b89\u5168\u6a5f\u5236\uff0c\u80fd\u5920\u6709\u6548\u4fdd\u8b77\u7528\u6236\u7684\u652f\u4ed8\u4fe1\u606f\u3002<\/li>\n<li><strong>\u6613\u65bc\u64f4\u5c55\uff1a<\/strong>\u96a8\u8457\u696d\u52d9\u7684\u589e\u9577\uff0cMSSQL\u53ef\u4ee5\u8f15\u9b06\u64f4\u5c55\u4ee5\u652f\u6301\u66f4\u591a\u7684\u7528\u6236\u548c\u6578\u64da\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%a8%ad%e8%a8%88%e9%bb%9e%e5%8d%a1%e5%85%85%e5%80%bc%e7%b3%bb%e7%b5%b1%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%9e%b6%e6%a7%8b-bErfCVClVb\">\u8a2d\u8a08\u9ede\u5361\u5145\u503c\u7cfb\u7d71\u7684\u57fa\u672c\u67b6\u69cb<\/h2>\n<p>\u4e00\u500b\u5178\u578b\u7684\u9ede\u5361\u5145\u503c\u7cfb\u7d71\u901a\u5e38\u5305\u62ec\u4ee5\u4e0b\u5e7e\u500b\u4e3b\u8981\u7d44\u4ef6\uff1a<\/p>\n<ul>\n<li><strong>\u7528\u6236\u754c\u9762\uff1a<\/strong>\u63d0\u4f9b\u7528\u6236\u9078\u64c7\u5145\u503c\u91d1\u984d\u3001\u8f38\u5165\u9ede\u5361\u865f\u78bc\u7684\u754c\u9762\u3002<\/li>\n<li><strong>\u5f8c\u7aef\u670d\u52d9\uff1a<\/strong>\u8ca0\u8cac\u8655\u7406\u7528\u6236\u8acb\u6c42\uff0c\u8207MSSQL\u6578\u64da\u5eab\u9032\u884c\u4ea4\u4e92\u3002<\/li>\n<li><strong>\u6578\u64da\u5eab\uff1a<\/strong>\u5b58\u5132\u7528\u6236\u4fe1\u606f\u3001\u9ede\u5361\u4fe1\u606f\u53ca\u5145\u503c\u8a18\u9304\u3002<\/li>\n<\/ul>\n<h3 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a8%ad%e8%a8%88-bErfCVClVb\">\u6578\u64da\u5eab\u8a2d\u8a08<\/h3>\n<p>\u5728MSSQL\u4e2d\uff0c\u6211\u5011\u9700\u8981\u8a2d\u8a08\u5e7e\u500b\u4e3b\u8981\u7684\u6578\u64da\u8868\u4f86\u652f\u6301\u9ede\u5361\u5145\u503c\u529f\u80fd\uff1a<\/p>\n<pre><code>\nCREATE TABLE Users (\n    UserID INT PRIMARY KEY IDENTITY(1,1),\n    UserName NVARCHAR(50) NOT NULL,\n    Email NVARCHAR(100) NOT NULL,\n    PasswordHash NVARCHAR(256) NOT NULL\n);\n\nCREATE TABLE Cards (\n    CardID INT PRIMARY KEY IDENTITY(1,1),\n    CardNumber NVARCHAR(20) NOT NULL UNIQUE,\n    CardValue DECIMAL(10, 2) NOT NULL,\n    IsUsed BIT NOT NULL DEFAULT 0\n);\n\nCREATE TABLE Transactions (\n    TransactionID INT PRIMARY KEY IDENTITY(1,1),\n    UserID INT FOREIGN KEY REFERENCES Users(UserID),\n    CardID INT FOREIGN KEY REFERENCES Cards(CardID),\n    TransactionDate DATETIME NOT NULL DEFAULT GETDATE()\n);\n<\/code><\/pre>\n<h3 id=\"%e5%be%8c%e7%ab%af%e9%82%8f%e8%bc%af-bErfCVClVb\">\u5f8c\u7aef\u908f\u8f2f<\/h3>\n<p>\u5f8c\u7aef\u670d\u52d9\u9700\u8981\u8655\u7406\u7528\u6236\u7684\u5145\u503c\u8acb\u6c42\uff0c\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u5145\u503c\u908f\u8f2f\u793a\u4f8b\uff1a<\/p>\n<pre><code>\npublic void Recharge(int userId, string cardNumber) {\n    using (var connection = new SqlConnection(connectionString)) {\n        connection.Open();\n        \n        \/\/ \u6aa2\u67e5\u9ede\u5361\u662f\u5426\u5b58\u5728\u4e14\u672a\u88ab\u4f7f\u7528\n        var command = new SqlCommand(\"SELECT CardID, CardValue FROM Cards WHERE CardNumber = @CardNumber AND IsUsed = 0\", connection);\n        command.Parameters.AddWithValue(\"@CardNumber\", cardNumber);\n        \n        var reader = command.ExecuteReader();\n        if (reader.Read()) {\n            int cardId = reader.GetInt32(0);\n            decimal cardValue = reader.GetDecimal(1);\n            \n            \/\/ \u66f4\u65b0\u9ede\u5361\u72c0\u614b\u70ba\u5df2\u4f7f\u7528\n            reader.Close();\n            var updateCommand = new SqlCommand(\"UPDATE Cards SET IsUsed = 1 WHERE CardID = @CardID\", connection);\n            updateCommand.Parameters.AddWithValue(\"@CardID\", cardId);\n            updateCommand.ExecuteNonQuery();\n            \n            \/\/ \u8a18\u9304\u4ea4\u6613\n            var transactionCommand = new SqlCommand(\"INSERT INTO Transactions (UserID, CardID) VALUES (@UserID, @CardID)\", connection);\n            transactionCommand.Parameters.AddWithValue(\"@UserID\", userId);\n            transactionCommand.Parameters.AddWithValue(\"@CardID\", cardId);\n            transactionCommand.ExecuteNonQuery();\n        } else {\n            throw new Exception(\"\u7121\u6548\u7684\u9ede\u5361\u865f\u78bc\u6216\u9ede\u5361\u5df2\u88ab\u4f7f\u7528\u3002\");\n        }\n    }\n}\n<\/code><\/pre>\n<h2 id=\"%e5%ae%89%e5%85%a8%e6%80%a7%e8%80%83%e9%87%8f-bErfCVClVb\">\u5b89\u5168\u6027\u8003\u91cf<\/h2>\n<p>\u5728\u8a2d\u8a08\u9ede\u5361\u5145\u503c\u7cfb\u7d71\u6642\uff0c\u5b89\u5168\u6027\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5efa\u8b70\uff1a<\/p>\n<ul>\n<li>\u4f7f\u7528HTTPS\u5354\u8b70\u4f86\u52a0\u5bc6\u7528\u6236\u7684\u6578\u64da\u50b3\u8f38\u3002<\/li>\n<li>\u5c0d\u7528\u6236\u7684\u5bc6\u78bc\u9032\u884c\u54c8\u5e0c\u8655\u7406\uff0c\u907f\u514d\u660e\u6587\u5b58\u5132\u3002<\/li>\n<li>\u5b9a\u671f\u6aa2\u67e5\u6578\u64da\u5eab\u7684\u5b89\u5168\u6027\uff0c\u9632\u6b62SQL\u6ce8\u5165\u653b\u64ca\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-bErfCVClVb\">\u7e3d\u7d50<\/h2>\n<p>\u5229\u7528MSSQL\u69cb\u5efa\u4e00\u500b\u9ede\u5361\u5145\u503c\u7db2\u7ad9\u4e0d\u50c5\u80fd\u5920\u63d0\u4f9b\u7528\u6236\u4fbf\u6377\u7684\u5145\u503c\u9ad4\u9a57\uff0c\u9084\u80fd\u5920\u78ba\u4fdd\u6578\u64da\u7684\u5b89\u5168\u6027\u548c\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u3002\u96a8\u8457\u6280\u8853\u7684\u9032\u6b65\uff0c\u9019\u985e\u7cfb\u7d71\u7684\u5be6\u73fe\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u7c21\u55ae\uff0c\u4e26\u4e14\u80fd\u5920\u652f\u6301\u66f4\u9ad8\u7684\u7528\u6236\u6d41\u91cf\u3002\u82e5\u60a8\u5c0d\u65bc\u642d\u5efa\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u611f\u8208\u8da3\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u52a9\u60a8\u8f15\u9b06\u4e0a\u624b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u9ede\u5361\u5145\u503c\u7db2\u7ad9MSSQL\u63d0\u4f9b\u6781\u901f\u4fbf\u6377\u7684\u5145\u503c\u670d\u52d9\uff0c\u8b93\u60a8\u8f15\u9b06\u5b8c\u6210\u9ede\u5361\u5145\u503c\uff0c\u4eab\u53d7\u7121\u7e2b\u7684\u904a\u6232\u9ad4\u9a57\uff01<\/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-154087","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/154087","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=154087"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/154087\/revisions"}],"predecessor-version":[{"id":154088,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/154087\/revisions\/154088"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=154087"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=154087"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=154087"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}