{"id":187818,"date":"2024-11-11T17:26:17","date_gmt":"2024-11-11T09:26:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/187818\/"},"modified":"2024-11-11T17:26:18","modified_gmt":"2024-11-11T09:26:18","slug":"%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e4%bb%80%e9%ba%bc%e6%98%afset%ef%bc%9fmysql%e4%b8%adset%e7%9a%84%e7%94%a8%e6%b3%95%e7%b0%a1%e4%bb%8b-%e6%95%b8%e6%93%9a%e5%ba%abmysql%e4%b8%ad%e7%9a%84set","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/187818\/","title":{"rendered":"\u6578\u64da\u5eab\u4e2d\u4ec0\u9ebc\u662fset\uff1fMySQL\u4e2dset\u7684\u7528\u6cd5\u7c21\u4ecb (\u6578\u64da\u5eabMySQL\u4e2d\u7684set)"},"content":{"rendered":"<h1 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e4%bb%80%e9%ba%bc%e6%98%afset%ef%bc%9fmysql%e4%b8%adset%e7%9a%84%e7%94%a8%e6%b3%95%e7%b0%a1%e4%bb%8b-lLZWgdpCwk\">\u6578\u64da\u5eab\u4e2d\u4ec0\u9ebc\u662fSET\uff1fMySQL\u4e2dSET\u7684\u7528\u6cd5\u7c21\u4ecb<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0c\u6578\u64da\u985e\u578b\u7684\u9078\u64c7\u5c0d\u65bc\u6578\u64da\u7684\u5b58\u5132\u548c\u64cd\u4f5c\u81f3\u95dc\u91cd\u8981\u3002MySQL\u4f5c\u70ba\u4e00\u500b\u6d41\u884c\u7684\u958b\u6e90\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u6578\u64da\u985e\u578b\uff0c\u5176\u4e2d\u4e4b\u4e00\u5c31\u662fSET\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eSET\u7684\u5b9a\u7fa9\u3001\u7528\u6cd5\u53ca\u5176\u5728MySQL\u4e2d\u7684\u61c9\u7528\u3002<\/p>\n<h2 id=\"set%e7%9a%84%e5%ae%9a%e7%be%a9-lLZWgdpCwk\">SET\u7684\u5b9a\u7fa9<\/h2>\n<p>\u5728MySQL\u4e2d\uff0cSET\u662f\u4e00\u7a2e\u7279\u6b8a\u7684\u6578\u64da\u985e\u578b\uff0c\u5141\u8a31\u7528\u6236\u5728\u4e00\u500b\u5b57\u6bb5\u4e2d\u5b58\u5132\u591a\u500b\u503c\u3002\u9019\u4e9b\u503c\u662f\u5f9e\u4e00\u7d44\u9810\u5b9a\u7fa9\u7684\u9078\u9805\u4e2d\u9078\u64c7\u7684\u3002SET\u985e\u578b\u7684\u5b57\u6bb5\u53ef\u4ee5\u5305\u542b\u96f6\u500b\u6216\u591a\u500b\u503c\uff0c\u9019\u4f7f\u5f97\u5b83\u5728\u9700\u8981\u5b58\u5132\u591a\u91cd\u9078\u64c7\u7684\u60c5\u6cc1\u4e0b\u975e\u5e38\u6709\u7528\u3002<\/p>\n<h2 id=\"set%e7%9a%84%e7%89%b9%e6%80%a7-lLZWgdpCwk\">SET\u7684\u7279\u6027<\/h2>\n<ul>\n<li><strong>\u591a\u91cd\u9078\u64c7\uff1a<\/strong>SET\u985e\u578b\u5141\u8a31\u7528\u6236\u5728\u4e00\u500b\u5b57\u6bb5\u4e2d\u5b58\u5132\u591a\u500b\u503c\uff0c\u9019\u5c0d\u65bc\u9700\u8981\u8a18\u9304\u591a\u500b\u5c6c\u6027\u7684\u60c5\u6cc1\u975e\u5e38\u65b9\u4fbf\u3002<\/li>\n<li><strong>\u5b58\u5132\u6548\u7387\uff1a<\/strong>SET\u985e\u578b\u7684\u5b58\u5132\u65b9\u5f0f\u76f8\u5c0d\u65bc\u5176\u4ed6\u6578\u64da\u985e\u578b\u66f4\u70ba\u9ad8\u6548\uff0c\u56e0\u70ba\u5b83\u4f7f\u7528\u4f4d\u5716\u4f86\u8868\u793a\u9078\u64c7\u7684\u503c\u3002<\/li>\n<li><strong>\u81ea\u52d5\u53bb\u91cd\uff1a<\/strong>\u5728SET\u4e2d\uff0c\u91cd\u8907\u7684\u503c\u6703\u81ea\u52d5\u88ab\u53bb\u9664\uff0c\u9019\u610f\u5473\u8457\u7528\u6236\u4e0d\u9700\u8981\u64d4\u5fc3\u91cd\u8907\u6578\u64da\u7684\u554f\u984c\u3002<\/li>\n<\/ul>\n<h2 id=\"set%e7%9a%84%e8%aa%9e%e6%b3%95-lLZWgdpCwk\">SET\u7684\u8a9e\u6cd5<\/h2>\n<p>\u5728MySQL\u4e2d\uff0c\u5275\u5efaSET\u985e\u578b\u7684\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>CREATE TABLE table_name (\n    column_name SET('value1', 'value2', 'value3', ...) \n);<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u5047\u8a2d\u6211\u5011\u8981\u5275\u5efa\u4e00\u500b\u8a18\u9304\u7528\u6236\u8208\u8da3\u7684\u8868\u683c\uff0c\u53ef\u4ee5\u9019\u6a23\u5b9a\u7fa9\uff1a<\/p>\n<pre><code>CREATE TABLE user_interests (\n    user_id INT PRIMARY KEY,\n    interests SET('\u97f3\u6a02', '\u904b\u52d5', '\u95b1\u8b80', '\u65c5\u884c')\n);<\/code><\/pre>\n<h2 id=\"set%e7%9a%84%e4%bd%bf%e7%94%a8%e7%a4%ba%e4%be%8b-lLZWgdpCwk\">SET\u7684\u4f7f\u7528\u793a\u4f8b<\/h2>\n<p>\u5728\u63d2\u5165\u6578\u64da\u6642\uff0c\u53ef\u4ee5\u4f7f\u7528\u9017\u865f\u5206\u9694\u7684\u5b57\u7b26\u4e32\u4f86\u6307\u5b9a\u591a\u500b\u503c\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>INSERT INTO user_interests (user_id, interests) \nVALUES (1, '\u97f3\u6a02,\u904b\u52d5');<\/code><\/pre>\n<p>\u67e5\u8a62\u6642\uff0c\u53ef\u4ee5\u4f7f\u7528FIND_IN_SET\u51fd\u6578\u4f86\u6aa2\u67e5\u67d0\u500b\u503c\u662f\u5426\u5b58\u5728\u65bcSET\u4e2d\uff1a<\/p>\n<pre><code>SELECT * FROM user_interests \nWHERE FIND_IN_SET('\u97f3\u6a02', interests);<\/code><\/pre>\n<h2 id=\"set%e7%9a%84%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-lLZWgdpCwk\">SET\u7684\u6ce8\u610f\u4e8b\u9805<\/h2>\n<ul>\n<li>SET\u985e\u578b\u7684\u6700\u5927\u503c\u70ba64\u500b\u9078\u9805\uff0c\u9019\u610f\u5473\u8457\u5728\u5b9a\u7fa9SET\u6642\uff0c\u6700\u591a\u53ef\u4ee5\u670964\u500b\u4e0d\u540c\u7684\u503c\u3002<\/li>\n<li>\u5728\u9032\u884c\u6578\u64da\u66f4\u65b0\u6642\uff0c\u5fc5\u9808\u5c0f\u5fc3\u8655\u7406\uff0c\u56e0\u70ba\u4e0d\u6b63\u78ba\u7684\u66f4\u65b0\u53ef\u80fd\u6703\u5c0e\u81f4\u6578\u64da\u4e0d\u4e00\u81f4\u3002<\/li>\n<li>SET\u985e\u578b\u7684\u6392\u5e8f\u548c\u6bd4\u8f03\u662f\u57fa\u65bc\u4f4d\u5716\u7684\uff0c\u56e0\u6b64\u5728\u9032\u884c\u67e5\u8a62\u6642\uff0c\u6027\u80fd\u53ef\u80fd\u6703\u53d7\u5230\u5f71\u97ff\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-lLZWgdpCwk\">\u7e3d\u7d50<\/h2>\n<p>SET\u662f\u4e00\u7a2e\u9748\u6d3b\u4e14\u9ad8\u6548\u7684\u6578\u64da\u985e\u578b\uff0c\u9069\u5408\u7528\u65bc\u9700\u8981\u5b58\u5132\u591a\u91cd\u9078\u64c7\u7684\u5834\u666f\u3002\u5728MySQL\u4e2d\uff0c\u6b63\u78ba\u4f7f\u7528SET\u53ef\u4ee5\u63d0\u9ad8\u6578\u64da\u7684\u5b58\u5132\u6548\u7387\u548c\u67e5\u8a62\u6027\u80fd\u3002\u5c0d\u65bc\u9700\u8981\u8655\u7406\u8907\u96dc\u6578\u64da\u7d50\u69cb\u7684\u61c9\u7528\uff0cSET\u63d0\u4f9b\u4e86\u4e00\u7a2e\u7c21\u55ae\u800c\u6709\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u4f86\u90e8\u7f72\u60a8\u7684MySQL\u6578\u64da\u5eab\uff0c\u4eab\u53d7\u7a69\u5b9a\u548c\u5feb\u901f\u7684\u6027\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3MySQL\u4e2dSET\u7684\u7528\u6cd5\uff0c\u63a2\u7d22\u5982\u4f55\u5728\u6578\u64da\u5eab\u4e2d\u4f7f\u7528SET\u985e\u578b\u5b58\u5132\u591a\u500b\u503c\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u6548\u7387\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-187818","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/187818","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=187818"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/187818\/revisions"}],"predecessor-version":[{"id":187819,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/187818\/revisions\/187819"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=187818"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=187818"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=187818"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}