{"id":158651,"date":"2024-11-03T03:40:49","date_gmt":"2024-11-02T19:40:49","guid":{"rendered":"https:\/\/server.hk\/cnblog\/158651\/"},"modified":"2024-11-03T03:40:50","modified_gmt":"2024-11-02T19:40:50","slug":"%e6%a7%8b%e5%bb%ba%e5%ae%8c%e7%be%8e%e5%a4%9a%e5%95%86%e6%88%b7%e5%95%86%e5%9f%8e%ef%bc%9a%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a8%ad%e8%a8%88%e7%9a%84%e7%b2%be%e9%ab%93-%e5%a4%9a%e5%95%86%e6%88%b7%e5%95%86","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/158651\/","title":{"rendered":"\u69cb\u5efa\u5b8c\u7f8e\u591a\u5546\u6237\u5546\u57ce\uff1a\u6578\u64da\u5eab\u8a2d\u8a08\u7684\u7cbe\u9ad3 (\u591a\u5546\u6237\u5546\u57ce\u6578\u64da\u5eab\u8a2d\u8a08)"},"content":{"rendered":"<h1 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\u64f4\u5c55\u6027<\/h3>\n<p>\u96a8\u8457\u696d\u52d9\u7684\u589e\u9577\uff0c\u6578\u64da\u5eab\u9700\u8981\u5177\u5099\u826f\u597d\u7684\u64f4\u5c55\u6027\u3002\u8a2d\u8a08\u6642\u61c9\u8003\u616e\u5230\u672a\u4f86\u53ef\u80fd\u589e\u52a0\u7684\u5546\u6236\u548c\u5546\u54c1\u6578\u91cf\uff0c\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff08DBMS\uff09\u548c\u67b6\u69cb\uff0c\u4ee5\u4fbf\u65bc\u5f8c\u671f\u7684\u64f4\u5c55\u548c\u7dad\u8b77\u3002<\/p>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a8%ad%e8%a8%88%e7%a4%ba%e4%be%8b-XaSKhsFEGg\">\u6578\u64da\u5eab\u8a2d\u8a08\u793a\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u6578\u64da\u5eab\u8a2d\u8a08\u793a\u4f8b\uff0c\u5c55\u793a\u4e86\u5982\u4f55\u8a2d\u8a08\u591a\u5546\u6237\u5546\u57ce\u7684\u57fa\u672c\u8cc7\u6599\u8868\uff1a<\/p>\n<pre><code>\nCREATE TABLE merchants (\n    merchant_id INT PRIMARY KEY AUTO_INCREMENT,\n    name VARCHAR(255) NOT NULL,\n    contact_email VARCHAR(255) NOT NULL\n);\n\nCREATE TABLE products (\n    product_id INT PRIMARY KEY AUTO_INCREMENT,\n    merchant_id INT,\n    name VARCHAR(255) NOT NULL,\n    price DECIMAL(10, 2) NOT NULL,\n    stock INT NOT NULL,\n    FOREIGN KEY (merchant_id) REFERENCES merchants(merchant_id)\n);\n\nCREATE TABLE orders (\n    order_id INT PRIMARY KEY AUTO_INCREMENT,\n    customer_id INT,\n    merchant_id INT,\n    product_id INT,\n    quantity INT NOT NULL,\n    total_amount DECIMAL(10, 2) NOT NULL,\n    FOREIGN KEY (merchant_id) REFERENCES merchants(merchant_id),\n    FOREIGN KEY (product_id) REFERENCES products(product_id)\n);\n<\/code><\/pre>\n<h2 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