{"id":189218,"date":"2024-11-12T05:43:21","date_gmt":"2024-11-11T21:43:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/189218\/"},"modified":"2024-11-12T05:43:22","modified_gmt":"2024-11-11T21:43:22","slug":"%e5%a4%a9%e5%a4%a9%e5%9c%98%e8%b3%bc%e5%a6%82%e4%bd%95%e9%85%8d%e7%bd%ae%e6%95%b8%e6%93%9a%e5%ba%ab%e6%96%87%e4%bb%b6-%e5%a4%a9%e5%a4%a9%e5%9c%98%e8%b3%bc-%e6%95%b8%e6%93%9a%e5%ba%ab%e9%85%8d","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/189218\/","title":{"rendered":"\u5929\u5929\u5718\u8cfc\u5982\u4f55\u914d\u7f6e\u6578\u64da\u5eab\u6587\u4ef6 (\u5929\u5929\u5718\u8cfc \u6578\u64da\u5eab\u914d\u7f6e\u6587\u4ef6)"},"content":{"rendered":"<h1 id=\"%e5%a4%a9%e5%a4%a9%e5%9c%98%e8%b3%bc%e5%a6%82%e4%bd%95%e9%85%8d%e7%bd%ae%e6%95%b8%e6%93%9a%e5%ba%ab%e6%96%87%e4%bb%b6-%e5%a4%a9%e5%a4%a9%e5%9c%98%e8%b3%bc-%e6%95%b8%e6%93%9a%e5%ba%ab%e9%85%8d-jeRgvkzOnJ\">\u5929\u5929\u5718\u8cfc\u5982\u4f55\u914d\u7f6e\u6578\u64da\u5eab\u6587\u4ef6 (\u5929\u5929\u5718\u8cfc \u6578\u64da\u5eab\u914d\u7f6e\u6587\u4ef6)<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u96fb\u5b50\u5546\u52d9\u74b0\u5883\u4e2d\uff0c\u5929\u5929\u5718\u8cfc\u4f5c\u70ba\u4e00\u7a2e\u6d41\u884c\u7684\u8cfc\u7269\u6a21\u5f0f\uff0c\u5438\u5f15\u4e86\u5927\u91cf\u7684\u6d88\u8cbb\u8005\u548c\u5546\u5bb6\u3002\u70ba\u4e86\u652f\u6301\u9019\u7a2e\u696d\u52d9\u6a21\u5f0f\uff0c\u6578\u64da\u5eab\u7684\u914d\u7f6e\u81f3\u95dc\u91cd\u8981\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u70ba\u5929\u5929\u5718\u8cfc\u914d\u7f6e\u6578\u64da\u5eab\u6587\u4ef6\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u5efa\u8b70\u548c\u7bc4\u4f8b\u3002<\/p>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e9%81%b8%e6%93%87-jeRgvkzOnJ\">\u6578\u64da\u5eab\u7684\u9078\u64c7<\/h2>\n<p>\u5728\u914d\u7f6e\u6578\u64da\u5eab\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff08DBMS\uff09\u3002\u5e38\u898b\u7684\u9078\u64c7\u5305\u62ec MySQL\u3001PostgreSQL \u548c MongoDB\u3002\u5c0d\u65bc\u5929\u5929\u5718\u8cfc\u9019\u985e\u61c9\u7528\uff0cMySQL \u662f\u4e00\u500b\u975e\u5e38\u6d41\u884c\u7684\u9078\u64c7\uff0c\u56e0\u70ba\u5b83\u7684\u6027\u80fd\u7a69\u5b9a\u4e14\u6613\u65bc\u4f7f\u7528\u3002<\/p>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e7%b5%90%e6%a7%8b%e8%a8%ad%e8%a8%88-jeRgvkzOnJ\">\u6578\u64da\u5eab\u7d50\u69cb\u8a2d\u8a08<\/h2>\n<p>\u5728\u8a2d\u8a08\u6578\u64da\u5eab\u7d50\u69cb\u6642\uff0c\u9700\u8981\u8003\u616e\u5230\u5718\u8cfc\u7684\u7279\u6027\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u57fa\u672c\u7684\u6578\u64da\u8868\u8a2d\u8a08\uff1a<\/p>\n<ul>\n<li><strong>\u7528\u6236\u8868 (users)<\/strong>: \u5b58\u5132\u7528\u6236\u7684\u57fa\u672c\u4fe1\u606f\uff0c\u5982\u7528\u6236ID\u3001\u59d3\u540d\u3001\u96fb\u5b50\u90f5\u4ef6\u548c\u5bc6\u78bc\u3002<\/li>\n<li><strong>\u5546\u54c1\u8868 (products)<\/strong>: \u5b58\u5132\u5546\u54c1\u7684\u8a73\u7d30\u4fe1\u606f\uff0c\u5305\u62ec\u5546\u54c1ID\u3001\u540d\u7a31\u3001\u63cf\u8ff0\u3001\u50f9\u683c\u548c\u5eab\u5b58\u91cf\u3002<\/li>\n<li><strong>\u5718\u8cfc\u8868 (group_buys)<\/strong>: \u5b58\u5132\u5718\u8cfc\u6d3b\u52d5\u7684\u4fe1\u606f\uff0c\u5982\u5718\u8cfcID\u3001\u5546\u54c1ID\u3001\u958b\u59cb\u6642\u9593\u3001\u7d50\u675f\u6642\u9593\u548c\u6700\u4f4e\u53c3\u52a0\u4eba\u6578\u3002<\/li>\n<li><strong>\u8a02\u55ae\u8868 (orders)<\/strong>: \u5b58\u5132\u7528\u6236\u7684\u8a02\u55ae\u4fe1\u606f\uff0c\u5305\u62ec\u8a02\u55aeID\u3001\u7528\u6236ID\u3001\u5718\u8cfcID\u3001\u8a02\u55ae\u72c0\u614b\u548c\u5275\u5efa\u6642\u9593\u3002<\/li>\n<\/ul>\n<h3 id=\"%e6%95%b8%e6%93%9a%e8%a1%a8%e7%af%84%e4%be%8b-jeRgvkzOnJ\">\u6578\u64da\u8868\u7bc4\u4f8b<\/h3>\n<pre><code>CREATE TABLE users (\n    user_id INT AUTO_INCREMENT PRIMARY KEY,\n    name VARCHAR(100) NOT NULL,\n    email VARCHAR(100) NOT NULL UNIQUE,\n    password VARCHAR(255) NOT NULL\n);\n\nCREATE TABLE products (\n    product_id INT AUTO_INCREMENT PRIMARY KEY,\n    name VARCHAR(100) NOT NULL,\n    description TEXT,\n    price DECIMAL(10, 2) NOT NULL,\n    stock INT NOT NULL\n);\n\nCREATE TABLE group_buys (\n    group_buy_id INT AUTO_INCREMENT PRIMARY KEY,\n    product_id INT NOT NULL,\n    start_time DATETIME NOT NULL,\n    end_time DATETIME NOT NULL,\n    min_participants INT NOT NULL,\n    FOREIGN KEY (product_id) REFERENCES products(product_id)\n);\n\nCREATE TABLE orders (\n    order_id INT AUTO_INCREMENT PRIMARY KEY,\n    user_id INT NOT NULL,\n    group_buy_id INT NOT NULL,\n    status ENUM('pending', 'completed', 'canceled') NOT NULL,\n    created_at DATETIME DEFAULT CURRENT_TIMESTAMP,\n    FOREIGN KEY (user_id) REFERENCES users(user_id),\n    FOREIGN KEY (group_buy_id) REFERENCES group_buys(group_buy_id)\n);<\/code><\/pre>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e9%85%8d%e7%bd%ae%e6%96%87%e4%bb%b6-jeRgvkzOnJ\">\u6578\u64da\u5eab\u914d\u7f6e\u6587\u4ef6<\/h2>\n<p>\u5728\u914d\u7f6e\u6578\u64da\u5eab\u6587\u4ef6\u6642\uff0c\u901a\u5e38\u9700\u8981\u8a2d\u7f6e\u6578\u64da\u5eab\u7684\u9023\u63a5\u53c3\u6578\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u5178\u578b\u7684\u6578\u64da\u5eab\u914d\u7f6e\u6587\u4ef6\u7bc4\u4f8b\uff1a<\/p>\n<pre><code>DB_HOST = \"localhost\"\nDB_USER = \"your_username\"\nDB_PASSWORD = \"your_password\"\nDB_NAME = \"your_database_name\"\n<\/code><\/pre>\n<p>\u5728\u61c9\u7528\u7a0b\u5e8f\u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u9019\u4e9b\u53c3\u6578\u4f86\u5efa\u7acb\u8207\u6578\u64da\u5eab\u7684\u9023\u63a5\u3002\u4f8b\u5982\uff0c\u4f7f\u7528 PHP \u7684 PDO \u64f4\u5c55\uff1a<\/p>\n<pre><code>$dsn = \"mysql:host=\" . DB_HOST . \";dbname=\" . DB_NAME;\ntry {\n    $pdo = new PDO($dsn, DB_USER, DB_PASSWORD);\n    $pdo-&gt;setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);\n} catch (PDOException $e) {\n    echo \"Connection failed: \" . $e-&gt;getMessage();\n}<\/code><\/pre>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e5%ae%89%e5%85%a8%e6%80%a7-jeRgvkzOnJ\">\u6578\u64da\u5eab\u5b89\u5168\u6027<\/h2>\n<p>\u5728\u914d\u7f6e\u6578\u64da\u5eab\u6642\uff0c\u5b89\u5168\u6027\u662f\u4e0d\u53ef\u5ffd\u8996\u7684\u56e0\u7d20\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5efa\u8b70\uff1a<\/p>\n<ul>\n<li>\u4f7f\u7528\u5f37\u5bc6\u78bc\u4f86\u4fdd\u8b77\u6578\u64da\u5eab\u7528\u6236\u3002<\/li>\n<li>\u9650\u5236\u6578\u64da\u5eab\u7528\u6236\u7684\u6b0a\u9650\uff0c\u53ea\u6388\u4e88\u5fc5\u8981\u7684\u8a2a\u554f\u6b0a\u9650\u3002<\/li>\n<li>\u5b9a\u671f\u5099\u4efd\u6578\u64da\u5eab\uff0c\u4ee5\u9632\u6578\u64da\u4e1f\u5931\u3002<\/li>\n<li>\u4f7f\u7528\u9632\u706b\u7246\u4f86\u4fdd\u8b77\u6578\u64da\u5eab\u4f3a\u670d\u5668\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-jeRgvkzOnJ\">\u7e3d\u7d50<\/h2>\n<p>\u914d\u7f6e\u5929\u5929\u5718\u8cfc\u7684\u6578\u64da\u5eab\u6587\u4ef6\u662f\u4e00\u500b\u91cd\u8981\u7684\u6b65\u9a5f\uff0c\u6d89\u53ca\u5230\u6578\u64da\u5eab\u7684\u9078\u64c7\u3001\u7d50\u69cb\u8a2d\u8a08\u548c\u5b89\u5168\u6027\u8003\u91cf\u3002\u901a\u904e\u5408\u7406\u7684\u8a2d\u8a08\u548c\u914d\u7f6e\uff0c\u53ef\u4ee5\u78ba\u4fdd\u5718\u8cfc\u5e73\u53f0\u7684\u7a69\u5b9a\u904b\u884c\u548c\u6578\u64da\u5b89\u5168\u3002\u5982\u679c\u60a8\u9700\u8981\u9032\u4e00\u6b65\u7684\u652f\u6301\u6216\u5c0b\u627e\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u70ba\u5929\u5929\u5718\u8cfc\u914d\u7f6e\u6578\u64da\u5eab\u6587\u4ef6\uff0c\u78ba\u4fdd\u6578\u64da\u7ba1\u7406\u9ad8\u6548\u3001\u5b89\u5168\uff0c\u63d0\u5347\u5718\u8cfc\u5e73\u53f0\u7684\u6027\u80fd\u8207\u7a69\u5b9a\u6027\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-189218","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/189218","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=189218"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/189218\/revisions"}],"predecessor-version":[{"id":189219,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/189218\/revisions\/189219"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=189218"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=189218"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=189218"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}