{"id":173465,"date":"2024-11-07T18:15:26","date_gmt":"2024-11-07T10:15:26","guid":{"rendered":"https:\/\/server.hk\/cnblog\/173465\/"},"modified":"2024-11-07T18:15:27","modified_gmt":"2024-11-07T10:15:27","slug":"%e5%a6%82%e4%bd%95%e8%a6%8f%e7%af%84%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a1%a8%e6%a0%bc%e6%a0%bc%e5%bc%8f%e8%a8%ad%e8%a8%88-%e6%95%b8%e6%93%9a%e5%ba%ab%e5%89%b5%e5%bb%ba%e8%a1%a8%e6%a0%bc%e6%a0%bc%e5%bc%8f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/173465\/","title":{"rendered":"\u5982\u4f55\u898f\u7bc4\u6578\u64da\u5eab\u8868\u683c\u683c\u5f0f\u8a2d\u8a08 (\u6578\u64da\u5eab\u5275\u5efa\u8868\u683c\u683c\u5f0f)"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e8%a6%8f%e7%af%84%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a1%a8%e6%a0%bc%e6%a0%bc%e5%bc%8f%e8%a8%ad%e8%a8%88-%e6%95%b8%e6%93%9a%e5%ba%ab%e5%89%b5%e5%bb%ba%e8%a1%a8%e6%a0%bc%e6%a0%bc%e5%bc%8f-QHFMHGeYGF\">\u5982\u4f55\u898f\u7bc4\u6578\u64da\u5eab\u8868\u683c\u683c\u5f0f\u8a2d\u8a08 (\u6578\u64da\u5eab\u5275\u5efa\u8868\u683c\u683c\u5f0f)<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u8a2d\u8a08\u8207\u7ba1\u7406\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002\u826f\u597d\u7684\u6578\u64da\u5eab\u8868\u683c\u683c\u5f0f\u8a2d\u8a08\u4e0d\u50c5\u80fd\u63d0\u9ad8\u6578\u64da\u7684\u53ef\u8b80\u6027\uff0c\u9084\u80fd\u589e\u5f37\u6578\u64da\u7684\u5b8c\u6574\u6027\u548c\u4e00\u81f4\u6027\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u898f\u7bc4\u6578\u64da\u5eab\u8868\u683c\u683c\u5f0f\u8a2d\u8a08\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u5efa\u8b70\u548c\u793a\u4f8b\u3002<\/p>\n<h2 id=\"1-%e7%a2%ba%e5%ae%9a%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e9%9c%80%e6%b1%82-QHFMHGeYGF\">1. \u78ba\u5b9a\u6578\u64da\u5eab\u7684\u9700\u6c42<\/h2>\n<p>\u5728\u958b\u59cb\u8a2d\u8a08\u6578\u64da\u5eab\u8868\u683c\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u660e\u78ba\u6578\u64da\u5eab\u7684\u9700\u6c42\u3002\u9019\u5305\u62ec\u4e86\u89e3\u6578\u64da\u7684\u985e\u578b\u3001\u6578\u64da\u4e4b\u9593\u7684\u95dc\u4fc2\u4ee5\u53ca\u7528\u6236\u7684\u9700\u6c42\u3002\u9032\u884c\u9700\u6c42\u5206\u6790\u6642\uff0c\u53ef\u4ee5\u8003\u616e\u4ee5\u4e0b\u5e7e\u500b\u554f\u984c\uff1a<\/p>\n<ul>\n<li>\u6578\u64da\u5eab\u5c07\u5b58\u5132\u54ea\u4e9b\u985e\u578b\u7684\u6578\u64da\uff1f<\/li>\n<li>\u6578\u64da\u4e4b\u9593\u6709\u4ec0\u9ebc\u6a23\u7684\u95dc\u806f\uff1f<\/li>\n<li>\u7528\u6236\u5c07\u5982\u4f55\u8a2a\u554f\u548c\u64cd\u4f5c\u9019\u4e9b\u6578\u64da\uff1f<\/li>\n<\/ul>\n<h2 id=\"2-%e8%a8%ad%e8%a8%88%e8%a1%a8%e6%a0%bc%e7%b5%90%e6%a7%8b-QHFMHGeYGF\">2. \u8a2d\u8a08\u8868\u683c\u7d50\u69cb<\/h2>\n<p>\u5728\u78ba\u5b9a\u9700\u6c42\u5f8c\uff0c\u63a5\u4e0b\u4f86\u662f\u8a2d\u8a08\u8868\u683c\u7d50\u69cb\u3002\u6bcf\u500b\u8868\u683c\u61c9\u8a72\u6709\u4e00\u500b\u660e\u78ba\u7684\u4e3b\u9375\uff0c\u4ee5\u552f\u4e00\u6a19\u8b58\u6bcf\u4e00\u884c\u6578\u64da\u3002\u4e3b\u9375\u53ef\u4ee5\u662f\u55ae\u4e00\u5b57\u6bb5\uff0c\u4e5f\u53ef\u4ee5\u662f\u591a\u500b\u5b57\u6bb5\u7684\u7d44\u5408\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u8868\u683c\u8a2d\u8a08\u793a\u4f8b\uff1a<\/p>\n<pre><code>CREATE TABLE Users (\n    UserID INT PRIMARY KEY,\n    UserName VARCHAR(50) NOT NULL,\n    Email VARCHAR(100) UNIQUE NOT NULL,\n    CreatedAt TIMESTAMP DEFAULT CURRENT_TIMESTAMP\n);<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c<code>UserID<\/code> \u662f\u4e3b\u9375\uff0c<code>UserName<\/code> \u548c <code>Email<\/code> \u662f\u5fc5\u586b\u5b57\u6bb5\uff0c\u800c <code>CreatedAt<\/code> \u5b57\u6bb5\u5247\u81ea\u52d5\u8a18\u9304\u5275\u5efa\u6642\u9593\u3002<\/p>\n<h2 id=\"3-%e9%81%b8%e6%93%87%e5%90%88%e9%81%a9%e7%9a%84%e6%95%b8%e6%93%9a%e9%a1%9e%e5%9e%8b-QHFMHGeYGF\">3. \u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u985e\u578b<\/h2>\n<p>\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u985e\u578b\u5c0d\u65bc\u6578\u64da\u5eab\u7684\u6027\u80fd\u548c\u5b58\u5132\u6548\u7387\u81f3\u95dc\u91cd\u8981\u3002\u5e38\u898b\u7684\u6578\u64da\u985e\u578b\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><code>INT<\/code>\uff1a\u6574\u6578\u985e\u578b\uff0c\u9069\u5408\u5b58\u5132\u6578\u5b57\u3002<\/li>\n<li><code>VARCHAR(n)<\/code>\uff1a\u53ef\u8b8a\u9577\u5ea6\u5b57\u7b26\u4e32\uff0c\u9069\u5408\u5b58\u5132\u6587\u672c\u3002<\/li>\n<li><code>DATE<\/code>\uff1a\u65e5\u671f\u985e\u578b\uff0c\u9069\u5408\u5b58\u5132\u65e5\u671f\u3002<\/li>\n<li><code>BOOLEAN<\/code>\uff1a\u5e03\u723e\u985e\u578b\uff0c\u9069\u5408\u5b58\u5132\u771f\u6216\u5047\u7684\u503c\u3002<\/li>\n<\/ul>\n<p>\u5728\u9078\u64c7\u6578\u64da\u985e\u578b\u6642\uff0c\u61c9\u8003\u616e\u6578\u64da\u7684\u7bc4\u570d\u548c\u9810\u671f\u7684\u4f7f\u7528\u60c5\u6cc1\u3002\u4f8b\u5982\uff0c\u5982\u679c\u4e00\u500b\u5b57\u6bb5\u53ea\u6703\u5b58\u5132\u5c0f\u7bc4\u570d\u7684\u6574\u6578\uff0c\u5247\u53ef\u4ee5\u9078\u64c7 <code>TINYINT<\/code> \u800c\u4e0d\u662f <code>INT<\/code>\uff0c\u4ee5\u7bc0\u7701\u5b58\u5132\u7a7a\u9593\u3002<\/p>\n<h2 id=\"4-%e8%a8%ad%e7%bd%ae%e7%b4%84%e6%9d%9f%e6%a2%9d%e4%bb%b6-QHFMHGeYGF\">4. \u8a2d\u7f6e\u7d04\u675f\u689d\u4ef6<\/h2>\n<p>\u70ba\u4e86\u78ba\u4fdd\u6578\u64da\u7684\u5b8c\u6574\u6027\u548c\u4e00\u81f4\u6027\uff0c\u61c9\u5728\u8868\u683c\u4e2d\u8a2d\u7f6e\u9069\u7576\u7684\u7d04\u675f\u689d\u4ef6\u3002\u5e38\u898b\u7684\u7d04\u675f\u689d\u4ef6\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><code>NOT NULL<\/code>\uff1a\u78ba\u4fdd\u5b57\u6bb5\u4e0d\u80fd\u70ba\u7a7a\u3002<\/li>\n<li><code>UNIQUE<\/code>\uff1a\u78ba\u4fdd\u5b57\u6bb5\u7684\u503c\u662f\u552f\u4e00\u7684\u3002<\/li>\n<li><code>FOREIGN KEY<\/code>\uff1a\u78ba\u4fdd\u6578\u64da\u4e4b\u9593\u7684\u53c3\u7167\u5b8c\u6574\u6027\u3002<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0c\u4ee5\u4e0b\u662f\u8a2d\u7f6e\u5916\u9375\u7d04\u675f\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>CREATE TABLE Orders (\n    OrderID INT PRIMARY KEY,\n    UserID INT,\n    OrderDate TIMESTAMP DEFAULT CURRENT_TIMESTAMP,\n    FOREIGN KEY (UserID) REFERENCES Users(UserID)\n);<\/code><\/pre>\n<h2 id=\"5-%e6%96%87%e6%aa%94%e5%8c%96%e8%a8%ad%e8%a8%88-QHFMHGeYGF\">5. \u6587\u6a94\u5316\u8a2d\u8a08<\/h2>\n<p>\u6700\u5f8c\uff0c\u5c0d\u6578\u64da\u5eab\u8868\u683c\u7684\u8a2d\u8a08\u9032\u884c\u6587\u6a94\u5316\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u9019\u4e0d\u50c5\u6709\u52a9\u65bc\u672a\u4f86\u7684\u7dad\u8b77\u548c\u64f4\u5c55\uff0c\u9084\u80fd\u5e6b\u52a9\u5718\u968a\u6210\u54e1\u4e4b\u9593\u7684\u6e9d\u901a\u3002\u6587\u6a94\u61c9\u5305\u62ec\u6bcf\u500b\u8868\u683c\u7684\u7d50\u69cb\u3001\u5b57\u6bb5\u7684\u63cf\u8ff0\u3001\u6578\u64da\u985e\u578b\u4ee5\u53ca\u7d04\u675f\u689d\u4ef6\u7b49\u4fe1\u606f\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-QHFMHGeYGF\">\u7e3d\u7d50<\/h2>\n<p>\u826f\u597d\u7684\u6578\u64da\u5eab\u8868\u683c\u683c\u5f0f\u8a2d\u8a08\u662f\u78ba\u4fdd\u6578\u64da\u5b8c\u6574\u6027\u548c\u53ef\u7528\u6027\u7684\u57fa\u790e\u3002\u901a\u904e\u660e\u78ba\u9700\u6c42\u3001\u8a2d\u8a08\u5408\u7406\u7684\u8868\u683c\u7d50\u69cb\u3001\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u985e\u578b\u3001\u8a2d\u7f6e\u7d04\u675f\u689d\u4ef6\u4ee5\u53ca\u9032\u884c\u6587\u6a94\u5316\uff0c\u53ef\u4ee5\u6709\u6548\u63d0\u5347\u6578\u64da\u5eab\u7684\u6027\u80fd\u548c\u53ef\u7dad\u8b77\u6027\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684\u6578\u64da\u5eab\u9700\u6c42\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u7528\u6236\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u898f\u7bc4\u6578\u64da\u5eab\u8868\u683c\u683c\u5f0f\u8a2d\u8a08\uff0c\u63d0\u5347\u6578\u64da\u4e00\u81f4\u6027\u8207\u53ef\u8b80\u6027\uff0c\u78ba\u4fdd\u9ad8\u6548\u7684\u6578\u64da\u7ba1\u7406\u8207\u67e5\u8a62\u6027\u80fd\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-173465","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/173465","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=173465"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/173465\/revisions"}],"predecessor-version":[{"id":173466,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/173465\/revisions\/173466"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=173465"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=173465"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=173465"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}