{"id":183810,"date":"2024-11-10T07:55:16","date_gmt":"2024-11-09T23:55:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/183810\/"},"modified":"2024-11-10T07:55:17","modified_gmt":"2024-11-09T23:55:17","slug":"%e4%bd%bf%e7%94%a8mssql%e4%bf%9d%e5%ad%98%e6%95%b8%e6%93%9a%e7%9a%84%e9%8f%88%e6%8e%a5%e6%a9%9f%e5%88%b6%ef%bc%88mssql%e4%bf%9d%e5%ad%98%e9%8f%88%e6%8e%a5%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/183810\/","title":{"rendered":"\u4f7f\u7528MSSQL\u4fdd\u5b58\u6578\u64da\u7684\u93c8\u63a5\u6a5f\u5236\uff08mssql\u4fdd\u5b58\u93c8\u63a5\uff09"},"content":{"rendered":"

\u4f7f\u7528MSSQL\u4fdd\u5b58\u6578\u64da\u7684\u93c8\u63a5\u6a5f\u5236\uff08mssql\u4fdd\u5b58\u93c8\u63a5\uff09<\/h1>\n

\u5728\u73fe\u4ee3\u61c9\u7528\u7a0b\u5e8f\u958b\u767c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u9078\u64c7\u5c0d\u65bc\u6578\u64da\u7684\u5b58\u5132\u548c\u7ba1\u7406\u81f3\u95dc\u91cd\u8981\u3002Microsoft SQL Server\uff08MSSQL\uff09\u4f5c\u70ba\u4e00\u7a2e\u6d41\u884c\u7684\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u6578\u64da\u5b58\u5132\u548c\u6aa2\u7d22\u7684\u6a5f\u5236\u3002\u672c\u6587\u5c07\u63a2\u8a0eMSSQL\u4e2d\u4fdd\u5b58\u6578\u64da\u7684\u93c8\u63a5\u6a5f\u5236\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n

MSSQL\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n

MSSQL\u662f\u4e00\u7a2e\u7531\u5fae\u8edf\u958b\u767c\u7684\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u4f01\u696d\u7d1a\u61c9\u7528\u7a0b\u5e8f\u4e2d\u3002\u5b83\u652f\u6301\u591a\u7a2e\u6578\u64da\u985e\u578b\uff0c\u4e26\u63d0\u4f9b\u5f37\u5927\u7684\u67e5\u8a62\u8a9e\u8a00\uff08T-SQL\uff09\u4f86\u9032\u884c\u6578\u64da\u64cd\u4f5c\u3002MSSQL\u7684\u6578\u64da\u5b58\u5132\u6a5f\u5236\u4e3b\u8981\u4f9d\u8cf4\u65bc\u8868\u683c\uff0c\u9019\u4e9b\u8868\u683c\u7531\u884c\u548c\u5217\u7d44\u6210\uff0c\u6578\u64da\u4ee5\u7d50\u69cb\u5316\u7684\u65b9\u5f0f\u5b58\u5132\u3002<\/p>\n

\u93c8\u63a5\u6a5f\u5236\u7684\u6982\u5ff5<\/h2>\n

\u5728MSSQL\u4e2d\uff0c\u93c8\u63a5\u6a5f\u5236\u4e3b\u8981\u6307\u7684\u662f\u5982\u4f55\u5728\u4e0d\u540c\u7684\u6578\u64da\u8868\u4e4b\u9593\u5efa\u7acb\u95dc\u806f\uff0c\u4ee5\u4fbf\u65bc\u6578\u64da\u7684\u6574\u5408\u548c\u67e5\u8a62\u3002\u9019\u7a2e\u95dc\u806f\u901a\u5e38\u901a\u904e\u5916\u9375\uff08Foreign Key\uff09\u4f86\u5be6\u73fe\u3002\u5916\u9375\u662f\u4e00\u7a2e\u7d04\u675f\uff0c\u7528\u65bc\u78ba\u4fdd\u4e00\u500b\u8868\u4e2d\u7684\u6578\u64da\u8207\u53e6\u4e00\u500b\u8868\u4e2d\u7684\u6578\u64da\u4e4b\u9593\u7684\u53c3\u7167\u5b8c\u6574\u6027\u3002<\/p>\n

\u5916\u9375\u7684\u4f7f\u7528<\/h3>\n

\u5916\u9375\u7684\u4f7f\u7528\u53ef\u4ee5\u5e6b\u52a9\u6211\u5011\u5728\u6578\u64da\u8868\u4e4b\u9593\u5efa\u7acb\u908f\u8f2f\u95dc\u806f\u3002\u4f8b\u5982\uff0c\u5047\u8a2d\u6211\u5011\u6709\u5169\u500b\u8868\uff1aCustomers<\/code>\uff08\u5ba2\u6236\uff09\u548cOrders<\/code>\uff08\u8a02\u55ae\uff09\u3002\u6bcf\u500b\u8a02\u55ae\u90fd\u61c9\u8a72\u8207\u4e00\u500b\u5ba2\u6236\u76f8\u95dc\u806f\uff0c\u56e0\u6b64\u6211\u5011\u53ef\u4ee5\u5728Orders<\/code>\u8868\u4e2d\u8a2d\u7f6e\u4e00\u500b\u5916\u9375\uff0c\u6307\u5411Customers<\/code>\u8868\u7684\u4e3b\u9375\u3002<\/p>\n

CREATE TABLE Customers (\n    CustomerID INT PRIMARY KEY,\n    CustomerName NVARCHAR(100)\n);\n\nCREATE TABLE Orders (\n    OrderID INT PRIMARY KEY,\n    OrderDate DATETIME,\n    CustomerID INT,\n    FOREIGN KEY (CustomerID) REFERENCES Customers(CustomerID)\n);\n<\/code><\/pre>\n
\u6578\u64da\u63d2\u5165\u793a\u4f8b<\/h3>\n
\u5728\u8a2d\u7f6e\u597d\u5916\u9375\u4e4b\u5f8c\uff0c\u6211\u5011\u53ef\u4ee5\u958b\u59cb\u63d2\u5165\u6578\u64da\u3002\u9996\u5148\uff0c\u6211\u5011\u9700\u8981\u5728Customers<\/code>\u8868\u4e2d\u63d2\u5165\u4e00\u4e9b\u5ba2\u6236\u6578\u64da\uff0c\u7136\u5f8c\u5728Orders<\/code>\u8868\u4e2d\u63d2\u5165\u8207\u4e4b\u76f8\u95dc\u7684\u8a02\u55ae\u6578\u64da\u3002<\/p>\n
INSERT INTO Customers (CustomerID, CustomerName) VALUES (1, '\u5f35\u4e09');\nINSERT INTO Orders (OrderID, OrderDate, CustomerID) VALUES (101, '2023-10-01', 1);\n<\/code><\/pre>\n
\u67e5\u8a62\u6578\u64da\u793a\u4f8b<\/h3>\n
\u4e00\u65e6\u6578\u64da\u88ab\u63d2\u5165\uff0c\u6211\u5011\u53ef\u4ee5\u4f7f\u7528JOIN\u8a9e\u53e5\u4f86\u67e5\u8a62\u76f8\u95dc\u7684\u6578\u64da\u3002\u4f8b\u5982\uff0c\u6211\u5011\u53ef\u4ee5\u67e5\u8a62\u6240\u6709\u8a02\u55ae\u53ca\u5176\u5c0d\u61c9\u7684\u5ba2\u6236\u540d\u7a31\uff1a<\/p>\n
SELECT Orders.OrderID, Orders.OrderDate, Customers.CustomerName\nFROM Orders\nJOIN Customers ON Orders.CustomerID = Customers.CustomerID;\n<\/code><\/pre>\n
\u7e3d\u7d50<\/h2>\n
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\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528\u9999\u6e2fVPS<\/a>\u4f86\u90e8\u7f72\u60a8\u7684MSSQL\u6578\u64da\u5eab\u3002\u7121\u8ad6\u662f\u4f01\u696d\u61c9\u7528\u9084\u662f\u500b\u4eba\u9805\u76ee\uff0c\u9078\u64c7\u5408\u9069\u7684\u670d\u52d9\u5668\u90fd\u80fd\u70ba\u60a8\u7684\u6578\u64da\u7ba1\u7406\u63d0\u4f9b\u5f37\u6709\u529b\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
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