{"id":179822,"date":"2024-11-09T05:05:22","date_gmt":"2024-11-08T21:05:22","guid":{"rendered":"https:\/\/server.hk\/cnblog\/179822\/"},"modified":"2024-11-09T05:05:23","modified_gmt":"2024-11-08T21:05:23","slug":"%e5%a6%82%e4%bd%95%e5%9c%a8%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e5%89%b5%e5%bb%ba%e8%a1%a8%e6%a0%bc%ef%bc%9f-%e6%95%b8%e6%93%9a%e5%ba%ab%e6%80%8e%e9%ba%bc%e5%89%b5%e5%bb%ba%e8%a1%a8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/179822\/","title":{"rendered":"\u5982\u4f55\u5728\u6578\u64da\u5eab\u4e2d\u5275\u5efa\u8868\u683c\uff1f (\u6578\u64da\u5eab\u600e\u9ebc\u5275\u5efa\u8868)"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e5%9c%a8%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e5%89%b5%e5%bb%ba%e8%a1%a8%e6%a0%bc%ef%bc%9f-%e6%95%b8%e6%93%9a%e5%ba%ab%e6%80%8e%e9%ba%bc%e5%89%b5%e5%bb%ba%e8%a1%a8-hkhrGaqzcn\">\u5982\u4f55\u5728\u6578\u64da\u5eab\u4e2d\u5275\u5efa\u8868\u683c\uff1f (\u6578\u64da\u5eab\u600e\u9ebc\u5275\u5efa\u8868)<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0c\u8868\u683c\u662f\u7528\u4f86\u5b58\u5132\u6578\u64da\u7684\u57fa\u672c\u7d50\u69cb\u3002\u7121\u8ad6\u662f\u95dc\u806f\u578b\u6578\u64da\u5eab\u9084\u662f\u975e\u95dc\u806f\u578b\u6578\u64da\u5eab\uff0c\u8868\u683c\u7684\u8a2d\u8a08\u548c\u5275\u5efa\u90fd\u662f\u81f3\u95dc\u91cd\u8981\u7684\u6b65\u9a5f\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5728\u6578\u64da\u5eab\u4e2d\u5275\u5efa\u8868\u683c\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a1%a8%e6%a0%bc%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-hkhrGaqzcn\">\u6578\u64da\u5eab\u8868\u683c\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>\u6578\u64da\u5eab\u8868\u683c\u7531\u884c\u548c\u5217\u7d44\u6210\u3002\u6bcf\u4e00\u884c\u4ee3\u8868\u4e00\u689d\u8a18\u9304\uff0c\u800c\u6bcf\u4e00\u5217\u5247\u4ee3\u8868\u8a18\u9304\u7684\u5c6c\u6027\u3002\u8868\u683c\u7684\u8a2d\u8a08\u9700\u8981\u8003\u616e\u6578\u64da\u7684\u985e\u578b\u3001\u7d04\u675f\u689d\u4ef6\u4ee5\u53ca\u5982\u4f55\u6709\u6548\u5730\u67e5\u8a62\u548c\u7ba1\u7406\u6578\u64da\u3002<\/p>\n<h2 id=\"%e5%89%b5%e5%bb%ba%e8%a1%a8%e6%a0%bc%e7%9a%84%e5%9f%ba%e6%9c%ac%e8%aa%9e%e6%b3%95-hkhrGaqzcn\">\u5275\u5efa\u8868\u683c\u7684\u57fa\u672c\u8a9e\u6cd5<\/h2>\n<p>\u5728\u95dc\u806f\u578b\u6578\u64da\u5eab\u4e2d\uff0c\u5275\u5efa\u8868\u683c\u901a\u5e38\u4f7f\u7528 SQL\uff08\u7d50\u69cb\u5316\u67e5\u8a62\u8a9e\u8a00\uff09\u3002\u4ee5\u4e0b\u662f\u5275\u5efa\u8868\u683c\u7684\u57fa\u672c\u8a9e\u6cd5\uff1a<\/p>\n<pre><code>CREATE TABLE \u8868\u683c\u540d\u7a31 (\n    \u5217\u540d\u7a311 \u6578\u64da\u985e\u578b \u7d04\u675f\u689d\u4ef6,\n    \u5217\u540d\u7a312 \u6578\u64da\u985e\u578b \u7d04\u675f\u689d\u4ef6,\n    ...\n);<\/code><\/pre>\n<h3 id=\"%e6%95%b8%e6%93%9a%e9%a1%9e%e5%9e%8b-hkhrGaqzcn\">\u6578\u64da\u985e\u578b<\/h3>\n<p>\u5728\u5275\u5efa\u8868\u683c\u6642\uff0c\u9700\u8981\u70ba\u6bcf\u4e00\u5217\u6307\u5b9a\u6578\u64da\u985e\u578b\u3002\u5e38\u898b\u7684\u6578\u64da\u985e\u578b\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><code>INT<\/code>\uff1a\u6574\u6578\u985e\u578b<\/li>\n<li><code>VARCHAR(n)<\/code>\uff1a\u53ef\u8b8a\u9577\u5ea6\u5b57\u7b26\u4e32\uff0cn\u70ba\u6700\u5927\u9577\u5ea6<\/li>\n<li><code>DATE<\/code>\uff1a\u65e5\u671f\u985e\u578b<\/li>\n<li><code>FLOAT<\/code>\uff1a\u6d6e\u9ede\u6578\u985e\u578b<\/li>\n<\/ul>\n<h3 id=\"%e7%b4%84%e6%9d%9f%e6%a2%9d%e4%bb%b6-hkhrGaqzcn\">\u7d04\u675f\u689d\u4ef6<\/h3>\n<p>\u7d04\u675f\u689d\u4ef6\u7528\u65bc\u9650\u5236\u5217\u4e2d\u7684\u6578\u64da\u3002\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li><code>PRIMARY KEY<\/code>\uff1a\u4e3b\u9375\uff0c\u552f\u4e00\u6a19\u8b58\u6bcf\u4e00\u689d\u8a18\u9304<\/li>\n<li><code>NOT NULL<\/code>\uff1a\u4e0d\u5141\u8a31\u70ba\u7a7a<\/li>\n<li><code>UNIQUE<\/code>\uff1a\u552f\u4e00\u6027\u7d04\u675f\uff0c\u78ba\u4fdd\u5217\u4e2d\u7684\u503c\u552f\u4e00<\/li>\n<\/ul>\n<h2 id=\"%e5%89%b5%e5%bb%ba%e8%a1%a8%e6%a0%bc%e7%9a%84%e7%a4%ba%e4%be%8b-hkhrGaqzcn\">\u5275\u5efa\u8868\u683c\u7684\u793a\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u5275\u5efa\u7528\u6236\u4fe1\u606f\u8868\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>CREATE TABLE Users (\n    UserID INT PRIMARY KEY AUTO_INCREMENT,\n    UserName VARCHAR(50) NOT NULL,\n    Email VARCHAR(100) UNIQUE,\n    CreatedAt DATE DEFAULT CURRENT_DATE\n);<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u5275\u5efa\u4e86\u4e00\u500b\u540d\u70ba <code>Users<\/code> \u7684\u8868\u683c\uff0c\u5305\u542b\u56db\u500b\u5217\uff1a\u7528\u6236ID\u3001\u7528\u6236\u540d\u3001\u96fb\u5b50\u90f5\u4ef6\u548c\u5275\u5efa\u65e5\u671f\u3002\u7528\u6236ID \u662f\u4e3b\u9375\uff0c\u4e26\u4e14\u81ea\u52d5\u589e\u9577\uff1b\u7528\u6236\u540d\u4e0d\u5141\u8a31\u70ba\u7a7a\uff1b\u96fb\u5b50\u90f5\u4ef6\u5fc5\u9808\u552f\u4e00\uff1b\u5275\u5efa\u65e5\u671f\u9ed8\u8a8d\u70ba\u7576\u524d\u65e5\u671f\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8-sql-%e5%91%bd%e4%bb%a4%e5%89%b5%e5%bb%ba%e8%a1%a8%e6%a0%bc-hkhrGaqzcn\">\u4f7f\u7528 SQL \u547d\u4ee4\u5275\u5efa\u8868\u683c<\/h2>\n<p>\u5728\u5927\u591a\u6578\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528 SQL \u547d\u4ee4\u884c\u5de5\u5177\u6216\u5716\u5f62\u7528\u6236\u754c\u9762\u4f86\u57f7\u884c\u5275\u5efa\u8868\u683c\u7684\u547d\u4ee4\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528 MySQL \u5275\u5efa\u8868\u683c\u7684\u6b65\u9a5f\uff1a<\/p>\n<ol>\n<li>\u6253\u958b MySQL \u547d\u4ee4\u884c\u5de5\u5177\u3002<\/li>\n<li>\u9078\u64c7\u6578\u64da\u5eab\uff1a<code>USE \u6578\u64da\u5eab\u540d\u7a31;<\/code><\/li>\n<li>\u57f7\u884c\u5275\u5efa\u8868\u683c\u7684 SQL \u547d\u4ee4\u3002<\/li>\n<\/ol>\n<h2 id=\"%e7%b8%bd%e7%b5%90-hkhrGaqzcn\">\u7e3d\u7d50<\/h2>\n<p>\u5275\u5efa\u6578\u64da\u5eab\u8868\u683c\u662f\u6578\u64da\u5eab\u8a2d\u8a08\u4e2d\u7684\u4e00\u500b\u91cd\u8981\u6b65\u9a5f\uff0c\u6b63\u78ba\u7684\u8868\u683c\u8a2d\u8a08\u80fd\u5920\u63d0\u9ad8\u6578\u64da\u7684\u5b58\u53d6\u6548\u7387\u548c\u5b8c\u6574\u6027\u3002\u901a\u904e\u4f7f\u7528 SQL \u8a9e\u8a00\uff0c\u6211\u5011\u53ef\u4ee5\u9748\u6d3b\u5730\u5b9a\u7fa9\u8868\u683c\u7684\u7d50\u69cb\u548c\u7d04\u675f\u689d\u4ef6\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u7ba1\u7406\u7684\u4f01\u696d\u4f86\u8aaa\uff0c\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u5eab\u548c\u670d\u52d9\u5668\u74b0\u5883\u81f3\u95dc\u91cd\u8981\u3002\u5982\u679c\u60a8\u5c0d\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u6216\u5176\u4ed6\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\u6709\u8208\u8da3\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u5728\u6578\u64da\u5eab\u4e2d\u5275\u5efa\u8868\u683c\uff0c\u638c\u63e1\u57fa\u672c\u8a9e\u6cd5\u548c\u6b65\u9a5f\uff0c\u8f15\u9b06\u7ba1\u7406\u548c\u7d44\u7e54\u6578\u64da\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-179822","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/179822","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=179822"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/179822\/revisions"}],"predecessor-version":[{"id":179823,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/179822\/revisions\/179823"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=179822"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=179822"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=179822"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}