{"id":162389,"date":"2024-11-04T14:41:18","date_gmt":"2024-11-04T06:41:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/162389\/"},"modified":"2024-11-04T14:41:18","modified_gmt":"2024-11-04T06:41:18","slug":"%e7%b0%a1%e5%96%ae%e7%b6%b2%e7%ab%99%ef%bc%9a%e5%89%8d%e5%be%8c%e5%8f%b0%e6%95%b8%e6%93%9a%e5%ba%ab%e6%ba%90%e4%bb%a3%e7%a2%bc%e5%85%a8%e8%a7%a3%e6%9e%90-%e7%b0%a1%e5%96%ae%e7%b6%b2%e7%ab%99%e7%9a%84","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/162389\/","title":{"rendered":"\u7c21\u55ae\u7db2\u7ad9\uff1a\u524d\u5f8c\u53f0\u6578\u64da\u5eab\u6e90\u4ee3\u78bc\u5168\u89e3\u6790 (\u7c21\u55ae\u7db2\u7ad9\u7684\u524d\u5f8c\u53f0\u6578\u64da\u5eab\u6e90\u4ee3\u78bc)"},"content":{"rendered":"<h1 id=\"%e7%b0%a1%e5%96%ae%e7%b6%b2%e7%ab%99%ef%bc%9a%e5%89%8d%e5%be%8c%e5%8f%b0%e6%95%b8%e6%93%9a%e5%ba%ab%e6%ba%90%e4%bb%a3%e7%a2%bc%e5%85%a8%e8%a7%a3%e6%9e%90-ZYhEFAdDrd\">\u7c21\u55ae\u7db2\u7ad9\uff1a\u524d\u5f8c\u53f0\u6578\u64da\u5eab\u6e90\u4ee3\u78bc\u5168\u89e3\u6790<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u4f4d\u5316\u7684\u6642\u4ee3\uff0c\u7db2\u7ad9\u5df2\u6210\u70ba\u4f01\u696d\u548c\u500b\u4eba\u5c55\u793a\u81ea\u6211\u7684\u91cd\u8981\u5e73\u53f0\u3002\u7121\u8ad6\u662f\u7c21\u55ae\u7684\u500b\u4eba\u535a\u5ba2\u9084\u662f\u8907\u96dc\u7684\u96fb\u5b50\u5546\u52d9\u7db2\u7ad9\uff0c\u6578\u64da\u5eab\u7684\u8a2d\u8a08\u548c\u7ba1\u7406\u90fd\u662f\u5176\u6210\u529f\u7684\u95dc\u9375\u56e0\u7d20\u4e4b\u4e00\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u4e00\u500b\u7c21\u55ae\u7db2\u7ad9\u7684\u524d\u5f8c\u53f0\u6578\u64da\u5eab\u6e90\u4ee3\u78bc\uff0c\u5e6b\u52a9\u8b80\u8005\u7406\u89e3\u5176\u904b\u4f5c\u539f\u7406\u53ca\u5be6\u73fe\u65b9\u5f0f\u3002<\/p>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-ZYhEFAdDrd\">\u6578\u64da\u5eab\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>\u6578\u64da\u5eab\u662f\u4e00\u7a2e\u6709\u7d44\u7e54\u7684\u6578\u64da\u96c6\u5408\uff0c\u901a\u5e38\u7528\u65bc\u5b58\u5132\u548c\u7ba1\u7406\u4fe1\u606f\u3002\u5728\u7db2\u7ad9\u958b\u767c\u4e2d\uff0c\u6578\u64da\u5eab\u4e3b\u8981\u7528\u65bc\u5b58\u5132\u7528\u6236\u4fe1\u606f\u3001\u6587\u7ae0\u5167\u5bb9\u3001\u8a55\u8ad6\u7b49\u3002\u5e38\u898b\u7684\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\u5305\u62ec MySQL\u3001PostgreSQL \u548c MongoDB \u7b49\u3002<\/p>\n<h2 id=\"%e5%89%8d%e5%8f%b0%e8%88%87%e5%be%8c%e5%8f%b0%e7%9a%84%e5%8d%80%e5%88%a5-ZYhEFAdDrd\">\u524d\u53f0\u8207\u5f8c\u53f0\u7684\u5340\u5225<\/h2>\n<p>\u5728\u7db2\u7ad9\u67b6\u69cb\u4e2d\uff0c\u524d\u53f0\u662f\u7528\u6236\u76f4\u63a5\u4e92\u52d5\u7684\u90e8\u5206\uff0c\u800c\u5f8c\u53f0\u5247\u662f\u7ba1\u7406\u548c\u7dad\u8b77\u7db2\u7ad9\u7684\u754c\u9762\u3002\u524d\u53f0\u901a\u5e38\u5305\u62ec\u7528\u6236\u754c\u9762\uff08UI\uff09\uff0c\u800c\u5f8c\u53f0\u5247\u6d89\u53ca\u6578\u64da\u7ba1\u7406\u548c\u696d\u52d9\u908f\u8f2f\u3002<\/p>\n<h3 id=\"%e5%89%8d%e5%8f%b0%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a8%ad%e8%a8%88-ZYhEFAdDrd\">\u524d\u53f0\u6578\u64da\u5eab\u8a2d\u8a08<\/h3>\n<p>\u524d\u53f0\u6578\u64da\u5eab\u4e3b\u8981\u7528\u65bc\u5b58\u5132\u7528\u6236\u8a2a\u554f\u7684\u5167\u5bb9\uff0c\u4f8b\u5982\u6587\u7ae0\u3001\u5716\u7247\u548c\u7528\u6236\u8cc7\u6599\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u524d\u53f0\u6578\u64da\u5eab\u8a2d\u8a08\u793a\u4f8b\uff1a<\/p>\n<pre><code>CREATE TABLE users (\n    id INT AUTO_INCREMENT PRIMARY KEY,\n    username VARCHAR(50) NOT NULL,\n    password VARCHAR(255) NOT NULL,\n    email VARCHAR(100) NOT NULL,\n    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP\n);\n\nCREATE TABLE posts (\n    id INT AUTO_INCREMENT PRIMARY KEY,\n    user_id INT NOT NULL,\n    title VARCHAR(255) NOT NULL,\n    content TEXT NOT NULL,\n    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,\n    FOREIGN KEY (user_id) REFERENCES users(id)\n);\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u8a2d\u8a08\u4e2d\uff0c\u6211\u5011\u5275\u5efa\u4e86\u5169\u500b\u8868\uff1a<code>users<\/code> \u548c <code>posts<\/code>\u3002<code>users<\/code> \u8868\u7528\u65bc\u5b58\u5132\u7528\u6236\u4fe1\u606f\uff0c\u800c <code>posts<\/code> \u8868\u5247\u7528\u65bc\u5b58\u5132\u7528\u6236\u767c\u4f48\u7684\u6587\u7ae0\u3002\u9019\u6a23\u7684\u8a2d\u8a08\u4f7f\u5f97\u6578\u64da\u4e4b\u9593\u7684\u95dc\u806f\u6027\u5f97\u4ee5\u7dad\u8b77\u3002<\/p>\n<h3 id=\"%e5%be%8c%e5%8f%b0%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a8%ad%e8%a8%88-ZYhEFAdDrd\">\u5f8c\u53f0\u6578\u64da\u5eab\u8a2d\u8a08<\/h3>\n<p>\u5f8c\u53f0\u6578\u64da\u5eab\u5247\u4e3b\u8981\u7528\u65bc\u7ba1\u7406\u7db2\u7ad9\u7684\u5167\u5bb9\u548c\u7528\u6236\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u5f8c\u53f0\u6578\u64da\u5eab\u8a2d\u8a08\u793a\u4f8b\uff1a<\/p>\n<pre><code>CREATE TABLE admin_users (\n    id INT AUTO_INCREMENT PRIMARY KEY,\n    username VARCHAR(50) NOT NULL,\n    password VARCHAR(255) NOT NULL,\n    role ENUM('admin', 'editor') NOT NULL,\n    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP\n);\n\nCREATE TABLE comments (\n    id INT AUTO_INCREMENT PRIMARY KEY,\n    post_id INT NOT NULL,\n    user_id INT NOT NULL,\n    content TEXT NOT NULL,\n    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,\n    FOREIGN KEY (post_id) REFERENCES posts(id),\n    FOREIGN KEY (user_id) REFERENCES users(id)\n);\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u8a2d\u8a08\u4e2d\uff0c\u6211\u5011\u5275\u5efa\u4e86 <code>admin_users<\/code> \u548c <code>comments<\/code> \u5169\u500b\u8868\u3002<code>admin_users<\/code> \u8868\u7528\u65bc\u5b58\u5132\u7ba1\u7406\u54e1\u7684\u767b\u9304\u4fe1\u606f\uff0c\u800c <code>comments<\/code> \u8868\u5247\u7528\u65bc\u5b58\u5132\u7528\u6236\u5c0d\u6587\u7ae0\u7684\u8a55\u8ad6\u3002\u9019\u6a23\u7684\u8a2d\u8a08\u4e0d\u50c5\u63d0\u9ad8\u4e86\u6578\u64da\u7684\u5b89\u5168\u6027\uff0c\u9084\u65b9\u4fbf\u4e86\u7ba1\u7406\u54e1\u5c0d\u7db2\u7ad9\u5167\u5bb9\u7684\u7ba1\u7406\u3002<\/p>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e6%93%8d%e4%bd%9c%e7%a4%ba%e4%be%8b-ZYhEFAdDrd\">\u6578\u64da\u5eab\u64cd\u4f5c\u793a\u4f8b<\/h2>\n<p>\u5728\u7db2\u7ad9\u958b\u767c\u4e2d\uff0c\u5c0d\u6578\u64da\u5eab\u7684\u64cd\u4f5c\u901a\u5e38\u5305\u62ec\u589e\u3001\u522a\u3001\u6539\u3001\u67e5\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u57fa\u672c\u7684 SQL \u64cd\u4f5c\u793a\u4f8b\uff1a<\/p>\n<pre><code>-- \u63d2\u5165\u65b0\u7528\u6236\nINSERT INTO users (username, password, email) VALUES ('testuser', 'hashed_password', 'test@example.com');\n\n-- \u67e5\u8a62\u6240\u6709\u6587\u7ae0\nSELECT * FROM posts;\n\n-- \u66f4\u65b0\u6587\u7ae0\u5167\u5bb9\nUPDATE posts SET content = '\u65b0\u5167\u5bb9' WHERE id = 1;\n\n-- \u522a\u9664\u8a55\u8ad6\nDELETE FROM comments WHERE id = 1;\n<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-ZYhEFAdDrd\">\u7e3d\u7d50<\/h2>\n<p>\u672c\u6587\u5c0d\u7c21\u55ae\u7db2\u7ad9\u7684\u524d\u5f8c\u53f0\u6578\u64da\u5eab\u6e90\u4ee3\u78bc\u9032\u884c\u4e86\u8a73\u7d30\u89e3\u6790\uff0c\u6db5\u84cb\u4e86\u6578\u64da\u5eab\u7684\u57fa\u672c\u6982\u5ff5\u3001\u524d\u5f8c\u53f0\u7684\u8a2d\u8a08\u53ca\u57fa\u672c\u64cd\u4f5c\u3002\u900f\u904e\u9019\u4e9b\u77e5\u8b58\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u66f4\u597d\u5730\u7406\u89e3\u5982\u4f55\u69cb\u5efa\u548c\u7ba1\u7406\u7db2\u7ad9\u6578\u64da\u5eab\uff0c\u5f9e\u800c\u63d0\u5347\u7db2\u7ad9\u7684\u6027\u80fd\u548c\u7528\u6236\u9ad4\u9a57\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u53ef\u9760\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u6258\u7ba1\u60a8\u7684\u7db2\u7ad9\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u5ba2\u6236\u3002\u7121\u8ad6\u662f\u500b\u4eba\u535a\u5ba2\u9084\u662f\u4f01\u696d\u7db2\u7ad9\uff0c\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u7c21\u55ae\u7db2\u7ad9\u7684\u524d\u5f8c\u53f0\u6578\u64da\u5eab\u6e90\u4ee3\u78bc\uff0c\u5168\u9762\u89e3\u6790\u5176\u67b6\u69cb\u8207\u529f\u80fd\uff0c\u52a9\u4f60\u8f15\u9b06\u638c\u63e1\u7db2\u7ad9\u958b\u767c\u6280\u5de7\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-162389","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162389","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=162389"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162389\/revisions"}],"predecessor-version":[{"id":162390,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162389\/revisions\/162390"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=162389"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=162389"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=162389"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}