{"id":160035,"date":"2024-11-03T19:44:20","date_gmt":"2024-11-03T11:44:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/160035\/"},"modified":"2024-11-03T19:44:21","modified_gmt":"2024-11-03T11:44:21","slug":"mysql-%e6%95%99%e7%a8%8b-mysql-%e5%89%b5%e5%bb%ba%e6%95%b8%e6%93%9a%e8%a1%a8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/160035\/","title":{"rendered":"MYSQL \u6559\u7a0b MySQL \u5275\u5efa\u6578\u64da\u8868"},"content":{"rendered":"<h1 id=\"mysql-%e6%95%99%e7%a8%8b%ef%bc%9amysql-%e5%89%b5%e5%bb%ba%e6%95%b8%e6%93%9a%e8%a1%a8-RyUYJfagso\">MySQL \u6559\u7a0b\uff1aMySQL \u5275\u5efa\u6578\u64da\u8868<\/h1>\n<p>MySQL \u662f\u4e00\u7a2e\u6d41\u884c\u7684\u958b\u6e90\u95dc\u806f\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u7db2\u7ad9\u548c\u61c9\u7528\u7a0b\u5e8f\u4e2d\u3002\u5275\u5efa\u6578\u64da\u8868\u662f\u4f7f\u7528 MySQL \u7684\u57fa\u672c\u64cd\u4f5c\u4e4b\u4e00\uff0c\u672c\u6587\u5c07\u8a73\u7d30\u4ecb\u7d39\u5982\u4f55\u5728 MySQL \u4e2d\u5275\u5efa\u6578\u64da\u8868\uff0c\u5305\u62ec\u57fa\u672c\u8a9e\u6cd5\u3001\u6578\u64da\u985e\u578b\u4ee5\u53ca\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u3002<\/p>\n<h2 id=\"%e4%b8%80%e3%80%81%e6%95%b8%e6%93%9a%e8%a1%a8%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-RyUYJfagso\">\u4e00\u3001\u6578\u64da\u8868\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>\u5728 MySQL \u4e2d\uff0c\u6578\u64da\u8868\u662f\u7528\u4f86\u5b58\u5132\u6578\u64da\u7684\u7d50\u69cb\u3002\u6bcf\u500b\u6578\u64da\u8868\u7531\u884c\u548c\u5217\u7d44\u6210\uff0c\u884c\u4ee3\u8868\u6578\u64da\u8a18\u9304\uff0c\u5217\u5247\u4ee3\u8868\u6578\u64da\u7684\u5c6c\u6027\u3002\u6bcf\u500b\u6578\u64da\u8868\u90fd\u9700\u8981\u6709\u4e00\u500b\u552f\u4e00\u7684\u540d\u7a31\uff0c\u4e26\u4e14\u53ef\u4ee5\u5305\u542b\u591a\u500b\u5b57\u6bb5\uff0c\u6bcf\u500b\u5b57\u6bb5\u90fd\u6709\u5176\u7279\u5b9a\u7684\u6578\u64da\u985e\u578b\u3002<\/p>\n<h2 id=\"%e4%ba%8c%e3%80%81%e5%89%b5%e5%bb%ba%e6%95%b8%e6%93%9a%e8%a1%a8%e7%9a%84%e5%9f%ba%e6%9c%ac%e8%aa%9e%e6%b3%95-RyUYJfagso\">\u4e8c\u3001\u5275\u5efa\u6578\u64da\u8868\u7684\u57fa\u672c\u8a9e\u6cd5<\/h2>\n<p>\u5275\u5efa\u6578\u64da\u8868\u7684\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>CREATE TABLE \u8868\u540d (\n    \u5217\u540d1 \u6578\u64da\u985e\u578b1 [\u7d04\u675f\u689d\u4ef6],\n    \u5217\u540d2 \u6578\u64da\u985e\u578b2 [\u7d04\u675f\u689d\u4ef6],\n    ...\n);<\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0c<strong>\u8868\u540d<\/strong> \u662f\u4f60\u8981\u5275\u5efa\u7684\u6578\u64da\u8868\u7684\u540d\u7a31\uff0c<strong>\u5217\u540d<\/strong> \u662f\u5b57\u6bb5\u7684\u540d\u7a31\uff0c<strong>\u6578\u64da\u985e\u578b<\/strong> \u662f\u5b57\u6bb5\u6240\u80fd\u5b58\u5132\u7684\u6578\u64da\u985e\u578b\uff0c<strong>\u7d04\u675f\u689d\u4ef6<\/strong> \u662f\u53ef\u9078\u7684\uff0c\u7528\u65bc\u9650\u5236\u6578\u64da\u7684\u6709\u6548\u6027\u3002<\/p>\n<h2 id=\"%e4%b8%89%e3%80%81%e5%b8%b8%e7%94%a8%e6%95%b8%e6%93%9a%e9%a1%9e%e5%9e%8b-RyUYJfagso\">\u4e09\u3001\u5e38\u7528\u6578\u64da\u985e\u578b<\/h2>\n<p>\u5728\u5275\u5efa\u6578\u64da\u8868\u6642\uff0c\u53ef\u4ee5\u4f7f\u7528\u591a\u7a2e\u6578\u64da\u985e\u578b\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u6578\u64da\u985e\u578b\uff1a<\/p>\n<ul>\n<li><strong>INT<\/strong>\uff1a\u6574\u6578\u985e\u578b\uff0c\u901a\u5e38\u7528\u65bc\u5b58\u5132\u6578\u5b57\u3002<\/li>\n<li><strong>VARCHAR(n)<\/strong>\uff1a\u53ef\u8b8a\u9577\u5ea6\u5b57\u7b26\u4e32\uff0cn \u662f\u6700\u5927\u5b57\u7b26\u6578\u3002<\/li>\n<li><strong>TEXT<\/strong>\uff1a\u9577\u6587\u672c\u5b57\u7b26\u4e32\uff0c\u9069\u5408\u5b58\u5132\u5927\u91cf\u6587\u672c\u3002<\/li>\n<li><strong>DATE<\/strong>\uff1a\u65e5\u671f\u985e\u578b\uff0c\u683c\u5f0f\u70ba YYYY-MM-DD\u3002<\/li>\n<li><strong>DATETIME<\/strong>\uff1a\u65e5\u671f\u548c\u6642\u9593\u985e\u578b\uff0c\u683c\u5f0f\u70ba YYYY-MM-DD HH:MM:SS\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%9b%9b%e3%80%81%e5%89%b5%e5%bb%ba%e6%95%b8%e6%93%9a%e8%a1%a8%e7%9a%84%e7%a4%ba%e4%be%8b-RyUYJfagso\">\u56db\u3001\u5275\u5efa\u6578\u64da\u8868\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    id INT AUTO_INCREMENT PRIMARY KEY,\n    username VARCHAR(50) NOT NULL,\n    email VARCHAR(100) NOT NULL,\n    created_at DATETIME DEFAULT CURRENT_TIMESTAMP\n);<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u5275\u5efa\u4e86\u4e00\u500b\u540d\u70ba <strong>users<\/strong> \u7684\u6578\u64da\u8868\uff0c\u5305\u542b\u56db\u500b\u5b57\u6bb5\uff1a<\/p>\n<ul>\n<li><strong>id<\/strong>\uff1a\u6574\u6578\u985e\u578b\uff0c\u81ea\u52d5\u589e\u91cf\uff0c\u4f5c\u70ba\u4e3b\u9375\u3002<\/li>\n<li><strong>username<\/strong>\uff1a\u53ef\u8b8a\u9577\u5ea6\u5b57\u7b26\u4e32\uff0c\u6700\u5927\u9577\u5ea6\u70ba 50\uff0c\u4e0d\u80fd\u70ba\u7a7a\u3002<\/li>\n<li><strong>email<\/strong>\uff1a\u53ef\u8b8a\u9577\u5ea6\u5b57\u7b26\u4e32\uff0c\u6700\u5927\u9577\u5ea6\u70ba 100\uff0c\u4e0d\u80fd\u70ba\u7a7a\u3002<\/li>\n<li><strong>created_at<\/strong>\uff1a\u65e5\u671f\u6642\u9593\u985e\u578b\uff0c\u9ed8\u8a8d\u70ba\u7576\u524d\u6642\u9593\u3002<\/li>\n<\/ul>\n<h2 id=\"%e4%ba%94%e3%80%81%e6%9f%a5%e7%9c%8b%e5%b7%b2%e5%89%b5%e5%bb%ba%e7%9a%84%e6%95%b8%e6%93%9a%e8%a1%a8-RyUYJfagso\">\u4e94\u3001\u67e5\u770b\u5df2\u5275\u5efa\u7684\u6578\u64da\u8868<\/h2>\n<p>\u5275\u5efa\u6578\u64da\u8868\u5f8c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u67e5\u770b\u7576\u524d\u6578\u64da\u5eab\u4e2d\u7684\u6240\u6709\u6578\u64da\u8868\uff1a<\/p>\n<pre><code>SHOW TABLES;<\/code><\/pre>\n<p>\u5982\u679c\u60f3\u67e5\u770b\u67d0\u500b\u7279\u5b9a\u6578\u64da\u8868\u7684\u7d50\u69cb\uff0c\u53ef\u4ee5\u4f7f\u7528\uff1a<\/p>\n<pre><code>DESCRIBE \u8868\u540d;<\/code><\/pre>\n<h2 id=\"%e5%85%ad%e3%80%81%e7%b8%bd%e7%b5%90-RyUYJfagso\">\u516d\u3001\u7e3d\u7d50<\/h2>\n<p>\u672c\u6587\u4ecb\u7d39\u4e86 MySQL \u4e2d\u5275\u5efa\u6578\u64da\u8868\u7684\u57fa\u672c\u77e5\u8b58\uff0c\u5305\u62ec\u8a9e\u6cd5\u3001\u6578\u64da\u985e\u578b\u53ca\u793a\u4f8b\u3002\u638c\u63e1\u9019\u4e9b\u57fa\u672c\u64cd\u4f5c\u5f8c\uff0c\u60a8\u53ef\u4ee5\u66f4\u6709\u6548\u5730\u7ba1\u7406\u548c\u5b58\u5132\u6578\u64da\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u7ba1\u7406\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u65b9\u6848\u5c07\u6709\u52a9\u65bc\u63d0\u5347\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u3002\u7121\u8ad6\u662f\u9078\u64c7 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u9084\u662f\u5176\u4ed6\u5730\u5340\u7684\u670d\u52d9\uff0c\u78ba\u4fdd\u60a8\u7684\u6578\u64da\u5b89\u5168\u548c\u53ef\u7528\u6027\u90fd\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u5728 MySQL \u4e2d\u5275\u5efa\u6578\u64da\u8868\uff0c\u638c\u63e1\u57fa\u672c\u8a9e\u6cd5\u548c\u6700\u4f73\u5be6\u8e10\uff0c\u8f15\u9b06\u7ba1\u7406\u6578\u64da\u5eab\u7d50\u69cb\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-160035","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160035","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=160035"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160035\/revisions"}],"predecessor-version":[{"id":160036,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160035\/revisions\/160036"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=160035"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=160035"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=160035"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}