{"id":5399,"date":"2024-11-14T10:05:47","date_gmt":"2024-11-14T02:05:47","guid":{"rendered":"https:\/\/fwq.ai\/blog\/5399\/"},"modified":"2024-11-14T10:05:47","modified_gmt":"2024-11-14T02:05:47","slug":"mysql%e5%85%b3%e9%94%ae%e5%ad%97%e6%ae%b5%e6%80%8e%e4%b9%88%e8%a1%a8%e7%a4%ba","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/5399\/","title":{"rendered":"mysql\u5173\u952e\u5b57\u6bb5\u600e\u4e48\u8868\u793a"},"content":{"rendered":"<blockquote><p>\n  mysql \u4e2d\u7684\u5173\u952e\u5b57\u6bb5\u7528\u4e8e\u5bf9\u8bb0\u5f55\u8fdb\u884c\u552f\u4e00\u6807\u8bc6\u3002\u8fd9\u4e9b\u5b57\u6bb5\u7684\u7c7b\u578b\u5305\u62ec\uff1a1. \u4e3b\u952e\uff1a\u552f\u4e00\u6807\u8bc6\u6bcf\u6761\u8bb0\u5f55\u7684\u5217\u6216\u5217\u7ec4\u5408\uff0c\u503c\u552f\u4e00\u4e14\u4e0d\u91cd\u590d\u30022. \u552f\u4e00\u952e\uff1a\u552f\u4e00\u5217\u6216\u5217\u7ec4\u5408\uff0c\u4f46\u53ef\u4ee5\u5305\u542b\u7a7a\u503c\u30023. \u7d22\u5f15\u952e\uff1a\u7528\u4e8e\u5feb\u901f\u641c\u7d22\u6570\u636e\u7684\u5217\u6216\u5217\u7ec4\u5408\uff0c\u53ef\u4ee5\u662f\u4e3b\u952e\u3001\u552f\u4e00\u952e\u6216\u5176\u4ed6\u5217\u30024. \u5916\u952e\uff1a\u8fde\u63a5\u4e24\u5f20\u8868\u7684\u5217\uff0c\u7528\u4e8e\u7ef4\u62a4\u6570\u636e\u5b8c\u6574\u6027\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202405\/28\/2024052810572456831.jpg\" class=\"aligncenter\" title=\"mysql\u5173\u952e\u5b57\u6bb5\u600e\u4e48\u8868\u793a\u63d2\u56fe\" alt=\"mysql\u5173\u952e\u5b57\u6bb5\u600e\u4e48\u8868\u793a\u63d2\u56fe\" \/><\/p>\n<p><strong>MySQL \u5173\u952e\u5b57\u6bb5\u8868\u793a<\/strong><\/p>\n<p>\u5173\u952e\u5b57\u6bb5\u662f\u6570\u636e\u5e93\u8868\u4e2d\u552f\u4e00\u6807\u8bc6\u6bcf\u6761\u8bb0\u5f55\u7684\u5b57\u6bb5\u3002\u5b83\u4eec\u7528\u4e8e\u5bf9\u8bb0\u5f55\u8fdb\u884c\u5feb\u901f\u68c0\u7d22\u548c\u6bd4\u8f83\u3002MySQL \u652f\u6301\u591a\u79cd\u8868\u793a\u5173\u952e\u5b57\u6bb5\u7684\u65b9\u6cd5\uff1a<\/p>\n<p><strong>1. \u4e3b\u952e<\/strong><\/p>\n<ul>\n<li>\u4e3b\u952e\u662f\u8868\u4e2d\u552f\u4e00\u6807\u8bc6\u6bcf\u6761\u8bb0\u5f55\u7684\u7279\u5b9a\u5217\u6216\u5217\u7ec4\u5408\u3002<\/li>\n<li>\u4e3b\u952e\u503c\u901a\u5e38\u662f\u552f\u4e00\u7684\u3001\u975e\u7a7a\u4e14\u4e0d\u91cd\u590d\u7684\u3002<\/li>\n<li>MySQL \u8868\u53ea\u80fd\u6709\u4e00\u4e2a\u4e3b\u952e\u3002<\/li>\n<\/ul>\n<p><strong>2. \u552f\u4e00\u952e<\/strong><\/p>\n<ul>\n<li>\u552f\u4e00\u952e\u662f\u552f\u4e00\u7684\u5217\u6216\u5217\u7ec4\u5408\uff0c\u4f46\u53ef\u4ee5\u4e3a\u67d0\u4e9b\u8bb0\u5f55\u5305\u542b\u7a7a\u503c\u3002<\/li>\n<li>\u6bcf\u4e2a\u8bb0\u5f55\u5fc5\u987b\u5177\u6709\u552f\u4e00\u952e\u4e2d\u552f\u4e00\u7684\u503c\u3002<\/li>\n<li>\u552f\u4e00\u952e\u53ef\u4ee5\u7528\u6765\u5f3a\u5236\u6570\u636e\u5b8c\u6574\u6027\u5e76\u786e\u4fdd\u6570\u636e\u51c6\u786e\u6027\u3002<\/li>\n<\/ul>\n<p><strong>3. \u7d22\u5f15\u952e<\/strong><\/p>\n<ul>\n<li>\u7d22\u5f15\u952e\u662f\u7528\u4e8e\u5bf9\u8868\u4e2d\u7684\u6570\u636e\u8fdb\u884c\u5feb\u901f\u641c\u7d22\u7684\u5217\u6216\u5217\u7ec4\u5408\u3002<\/li>\n<li>\u7d22\u5f15\u952e\u53ef\u4ee5\u662f\u4e3b\u952e\u3001\u552f\u4e00\u952e\u6216\u5176\u4ed6\u5217\u3002<\/li>\n<li>\u7d22\u5f15\u952e\u53ef\u4ee5\u52a0\u5feb\u67e5\u8be2\u901f\u5ea6\uff0c\u8ba9 MySQL \u80fd\u591f\u5feb\u901f\u627e\u5230\u6570\u636e\u3002<\/li>\n<\/ul>\n<p><strong>4. \u5916\u952e<\/strong><\/p>\n<ul>\n<li>\u5916\u952e\u662f\u8fde\u63a5\u4e24\u5f20\u8868\u7684\u5217\u3002<\/li>\n<li>\u5916\u952e\u5305\u542b\u6307\u5411\u53e6\u4e00\u5f20\u8868\u4e3b\u952e\u7684\u503c\u3002<\/li>\n<li>\u5916\u952e\u7528\u4e8e\u7ef4\u62a4\u6570\u636e\u5b8c\u6574\u6027\uff0c\u786e\u4fdd\u8868\u4e4b\u95f4\u7684\u5173\u8054\u6027\u3002<\/li>\n<\/ul>\n<p>\u8981\u8868\u793a\u5173\u952e\u5b57\u6bb5\uff0c\u53ea\u9700\u5728\u521b\u5efa\u8868\u65f6\u6307\u5b9a PRIMARY KEY\u3001UNIQUE KEY\u3001INDEX \u6216 FOREIGN KEY \u7ea6\u675f\u3002\u4f8b\u5982\uff1a<\/p>\n<pre>CREATE TABLE users (\n  id INT AUTO_INCREMENT PRIMARY KEY,\n  name VARCHAR(255) UNIQUE,\n  email VARCHAR(255) INDEX\n);<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff1a<\/p>\n<ul>\n<li>id \u662f\u8868\u7684\u4e3b\u952e\u3002<\/li>\n<li>name \u662f\u552f\u4e00\u952e\u3002<\/li>\n<li>email \u662f\u7d22\u5f15\u952e\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662f\u5173\u952e\u5b57\u6bb5\u600e\u4e48\u8868\u793a\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u7f51\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>mysql \u4e2d\u7684\u5173\u952e\u5b57\u6bb5\u7528\u4e8e\u5bf9\u8bb0\u5f55\u8fdb\u884c\u552f\u4e00\u6807\u8bc6\u3002\u8fd9\u4e9b\u5b57\u6bb5\u7684\u7c7b\u578b\u5305\u62ec\uff1a1. \u4e3b\u952e\uff1a\u552f\u4e00\u6807\u8bc6\u6bcf\u6761\u8bb0\u5f55\u7684\u5217\u6216\u5217\u7ec4\u5408\uff0c\u503c\u552f\u4e00\u4e14\u4e0d\u91cd\u590d\u30022. \u552f\u4e00\u952e\uff1a\u552f\u4e00\u5217\u6216\u5217\u7ec4\u5408\uff0c\u4f46\u53ef\u4ee5\u5305\u542b\u7a7a\u503c\u30023. \u7d22\u5f15\u952e\uff1a\u7528\u4e8e\u5feb\u901f\u641c\u7d22\u6570\u636e\u7684\u5217\u6216\u5217\u7ec4\u5408\uff0c\u53ef\u4ee5\u662f\u4e3b\u952e\u3001\u552f\u4e00\u952e\u6216\u5176\u4ed6\u5217\u30024. \u5916\u952e\uff1a\u8fde\u63a5\u4e24\u5f20\u8868\u7684\u5217\uff0c\u7528\u4e8e\u7ef4\u62a4\u6570\u636e\u5b8c\u6574\u6027\u3002 MySQL \u5173\u952e\u5b57\u6bb5\u8868\u793a \u5173\u952e\u5b57\u6bb5\u662f\u6570\u636e\u5e93\u8868\u4e2d\u552f\u4e00\u6807\u8bc6\u6bcf\u6761\u8bb0\u5f55\u7684\u5b57\u6bb5\u3002\u5b83\u4eec\u7528\u4e8e\u5bf9\u8bb0\u5f55\u8fdb\u884c\u5feb\u901f\u68c0\u7d22\u548c\u6bd4\u8f83\u3002MySQL \u652f\u6301\u591a\u79cd\u8868\u793a\u5173\u952e\u5b57\u6bb5\u7684\u65b9\u6cd5\uff1a 1. \u4e3b\u952e \u4e3b\u952e\u662f\u8868\u4e2d\u552f\u4e00\u6807\u8bc6\u6bcf\u6761\u8bb0\u5f55\u7684\u7279\u5b9a\u5217\u6216\u5217\u7ec4\u5408\u3002 \u4e3b\u952e\u503c\u901a\u5e38\u662f\u552f\u4e00\u7684\u3001\u975e\u7a7a\u4e14\u4e0d\u91cd\u590d\u7684\u3002 MySQL \u8868\u53ea\u80fd\u6709\u4e00\u4e2a\u4e3b\u952e\u3002 2. \u552f\u4e00\u952e \u552f\u4e00\u952e\u662f\u552f\u4e00\u7684\u5217\u6216\u5217\u7ec4\u5408\uff0c\u4f46\u53ef\u4ee5\u4e3a\u67d0\u4e9b\u8bb0\u5f55\u5305\u542b\u7a7a\u503c\u3002 \u6bcf\u4e2a\u8bb0\u5f55\u5fc5\u987b\u5177\u6709\u552f\u4e00\u952e\u4e2d\u552f\u4e00\u7684\u503c\u3002 \u552f\u4e00\u952e\u53ef\u4ee5\u7528\u6765\u5f3a\u5236\u6570\u636e\u5b8c\u6574\u6027\u5e76\u786e\u4fdd\u6570\u636e\u51c6\u786e\u6027\u3002 3. \u7d22\u5f15\u952e \u7d22\u5f15\u952e\u662f\u7528\u4e8e\u5bf9\u8868\u4e2d\u7684\u6570\u636e\u8fdb\u884c\u5feb\u901f\u641c\u7d22\u7684\u5217\u6216\u5217\u7ec4\u5408\u3002 \u7d22\u5f15\u952e\u53ef\u4ee5\u662f\u4e3b\u952e\u3001\u552f\u4e00\u952e\u6216\u5176\u4ed6\u5217\u3002 \u7d22\u5f15\u952e\u53ef\u4ee5\u52a0\u5feb\u67e5\u8be2\u901f\u5ea6\uff0c\u8ba9 MySQL \u80fd\u591f\u5feb\u901f\u627e\u5230\u6570\u636e\u3002 4. \u5916\u952e \u5916\u952e\u662f\u8fde\u63a5\u4e24\u5f20\u8868\u7684\u5217\u3002 \u5916\u952e\u5305\u542b\u6307\u5411\u53e6\u4e00\u5f20\u8868\u4e3b\u952e\u7684\u503c\u3002 \u5916\u952e\u7528\u4e8e\u7ef4\u62a4\u6570\u636e\u5b8c\u6574\u6027\uff0c\u786e\u4fdd\u8868\u4e4b\u95f4\u7684\u5173\u8054\u6027\u3002 \u8981\u8868\u793a\u5173\u952e\u5b57\u6bb5\uff0c\u53ea\u9700\u5728\u521b\u5efa\u8868\u65f6\u6307\u5b9a PRIMARY KEY\u3001UNIQUE KEY\u3001INDEX \u6216 FOREIGN KEY \u7ea6\u675f\u3002\u4f8b\u5982\uff1a CREATE TABLE users ( id INT AUTO_INCREMENT PRIMARY KEY, name VARCHAR(255) UNIQUE, email VARCHAR(255) [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-5399","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/5399","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=5399"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/5399\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=5399"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=5399"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=5399"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}