{"id":179878,"date":"2024-11-09T05:33:18","date_gmt":"2024-11-08T21:33:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/179878\/"},"modified":"2024-11-09T05:33:19","modified_gmt":"2024-11-08T21:33:19","slug":"%e5%a6%82%e4%bd%95%e5%9c%a8%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e6%b7%bb%e5%8a%a0%e6%95%b8%e7%b5%84%e5%ad%97%e6%ae%b5-%e6%83%b3%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e4%b8%80%e5%ad%97%e6%ae%b5%e6%b7%bb","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/179878\/","title":{"rendered":"\u5982\u4f55\u5728\u6578\u64da\u5eab\u4e2d\u6dfb\u52a0\u6578\u7d44\u5b57\u6bb5 (\u60f3\u6578\u64da\u5eab\u4e2d\u4e00\u5b57\u6bb5\u6dfb\u52a0\u6578\u7d44)"},"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%e6%b7%bb%e5%8a%a0%e6%95%b8%e7%b5%84%e5%ad%97%e6%ae%b5-%e6%83%b3%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e4%b8%80%e5%ad%97%e6%ae%b5%e6%b7%bb-FIHwjffwKu\">\u5982\u4f55\u5728\u6578\u64da\u5eab\u4e2d\u6dfb\u52a0\u6578\u7d44\u5b57\u6bb5 (\u60f3\u6578\u64da\u5eab\u4e2d\u4e00\u5b57\u6bb5\u6dfb\u52a0\u6578\u7d44)<\/h1>\n<p>\u5728\u73fe\u4ee3\u61c9\u7528\u7a0b\u5e8f\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u8a2d\u8a08\u8d8a\u4f86\u8d8a\u8907\u96dc\uff0c\u5c24\u5176\u662f\u5728\u9700\u8981\u5b58\u5132\u591a\u500b\u503c\u7684\u60c5\u6cc1\u4e0b\u3002\u50b3\u7d71\u7684\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u901a\u5e38\u4e0d\u652f\u6301\u76f4\u63a5\u5b58\u5132\u6578\u7d44\uff0c\u4f46\u6709\u5e7e\u7a2e\u65b9\u6cd5\u53ef\u4ee5\u5be6\u73fe\u9019\u4e00\u9700\u6c42\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5728\u6578\u64da\u5eab\u4e2d\u6dfb\u52a0\u6578\u7d44\u5b57\u6bb5\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%e9%81%b8%e6%93%87-FIHwjffwKu\">\u6578\u64da\u5eab\u9078\u64c7<\/h2>\n<p>\u9996\u5148\uff0c\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u5eab\u7cfb\u7d71\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u67d0\u4e9b\u6578\u64da\u5eab\u7cfb\u7d71\uff0c\u5982 PostgreSQL\uff0c\u539f\u751f\u652f\u6301\u6578\u7d44\u985e\u578b\uff0c\u800c\u5176\u4ed6\u7cfb\u7d71\u5982 MySQL \u548c SQLite \u5247\u9700\u8981\u4f7f\u7528\u4e0d\u540c\u7684\u65b9\u6cd5\u4f86\u6a21\u64ec\u6578\u7d44\u5b57\u6bb5\u3002<\/p>\n<h3 id=\"postgresql-%e4%b8%ad%e7%9a%84%e6%95%b8%e7%b5%84%e5%ad%97%e6%ae%b5-FIHwjffwKu\">PostgreSQL \u4e2d\u7684\u6578\u7d44\u5b57\u6bb5<\/h3>\n<p>\u5728 PostgreSQL \u4e2d\uff0c\u60a8\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u6578\u7d44\u985e\u578b\u4f86\u5275\u5efa\u5b57\u6bb5\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u5275\u5efa\u4e00\u500b\u5305\u542b\u6574\u6578\u6578\u7d44\u7684\u8868\uff1a<\/p>\n<pre><code>CREATE TABLE users (\n    id SERIAL PRIMARY KEY,\n    name VARCHAR(100),\n    favorite_numbers INTEGER[]\n);<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c<code>favorite_numbers<\/code> \u5b57\u6bb5\u53ef\u4ee5\u5b58\u5132\u591a\u500b\u6574\u6578\u503c\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u8a9e\u53e5\u63d2\u5165\u6578\u64da\uff1a<\/p>\n<pre><code>INSERT INTO users (name, favorite_numbers) VALUES ('Alice', '{1, 2, 3}');<\/code><\/pre>\n<h3 id=\"mysql-%e4%b8%ad%e7%9a%84%e6%95%b8%e7%b5%84%e5%ad%97%e6%ae%b5-FIHwjffwKu\">MySQL \u4e2d\u7684\u6578\u7d44\u5b57\u6bb5<\/h3>\n<p>\u5728 MySQL \u4e2d\uff0c\u96d6\u7136\u4e0d\u652f\u6301\u6578\u7d44\u985e\u578b\uff0c\u4f46\u53ef\u4ee5\u4f7f\u7528 JSON \u985e\u578b\u4f86\u5b58\u5132\u6578\u7d44\u3002\u4ee5\u4e0b\u662f\u5275\u5efa\u4e00\u500b\u5305\u542b JSON \u6578\u7d44\u5b57\u6bb5\u7684\u8868\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>CREATE TABLE users (\n    id INT AUTO_INCREMENT PRIMARY KEY,\n    name VARCHAR(100),\n    favorite_numbers JSON\n);<\/code><\/pre>\n<p>\u63d2\u5165\u6578\u64da\u6642\uff0c\u60a8\u53ef\u4ee5\u9019\u6a23\u505a\uff1a<\/p>\n<pre><code>INSERT INTO users (name, favorite_numbers) VALUES ('Bob', '[1, 2, 3]');<\/code><\/pre>\n<p>\u7136\u5f8c\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 JSON \u51fd\u6578\u4f86\u67e5\u8a62\u548c\u64cd\u4f5c\u9019\u4e9b\u6578\u64da\u3002\u4f8b\u5982\uff0c\u67e5\u8a62\u6240\u6709\u559c\u6b61\u6578\u5b57 2 \u7684\u7528\u6236\uff1a<\/p>\n<pre><code>SELECT * FROM users WHERE JSON_CONTAINS(favorite_numbers, '2');<\/code><\/pre>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a8%ad%e8%a8%88%e8%80%83%e9%87%8f-FIHwjffwKu\">\u6578\u64da\u5eab\u8a2d\u8a08\u8003\u91cf<\/h2>\n<p>\u5728\u8a2d\u8a08\u6578\u64da\u5eab\u6642\uff0c\u8003\u616e\u6578\u7d44\u5b57\u6bb5\u7684\u4f7f\u7528\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u96d6\u7136\u6578\u7d44\u5b57\u6bb5\u53ef\u4ee5\u7c21\u5316\u67d0\u4e9b\u67e5\u8a62\uff0c\u4f46\u5b83\u5011\u4e5f\u53ef\u80fd\u5c0e\u81f4\u6027\u80fd\u554f\u984c\u548c\u6578\u64da\u5b8c\u6574\u6027\u6311\u6230\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u8003\u91cf\u56e0\u7d20\uff1a<\/p>\n<ul>\n<li><strong>\u67e5\u8a62\u6027\u80fd\uff1a<\/strong>\u6578\u7d44\u5b57\u6bb5\u53ef\u80fd\u6703\u5f71\u97ff\u67e5\u8a62\u6027\u80fd\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u9032\u884c\u5927\u91cf JOIN \u64cd\u4f5c\u6642\u3002<\/li>\n<li><strong>\u6578\u64da\u5b8c\u6574\u6027\uff1a<\/strong>\u4f7f\u7528\u6578\u7d44\u5b57\u6bb5\u53ef\u80fd\u6703\u4f7f\u5f97\u6578\u64da\u7684\u5b8c\u6574\u6027\u6aa2\u67e5\u8b8a\u5f97\u66f4\u52a0\u56f0\u96e3\u3002<\/li>\n<li><strong>\u64f4\u5c55\u6027\uff1a<\/strong>\u5982\u679c\u672a\u4f86\u9700\u8981\u64f4\u5c55\u6578\u64da\u7d50\u69cb\uff0c\u4f7f\u7528\u6578\u7d44\u5b57\u6bb5\u53ef\u80fd\u6703\u9650\u5236\u9748\u6d3b\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-FIHwjffwKu\">\u7d50\u8ad6<\/h2>\n<p>\u5728\u6578\u64da\u5eab\u4e2d\u6dfb\u52a0\u6578\u7d44\u5b57\u6bb5\u662f\u4e00\u500b\u6709\u7528\u7684\u6280\u8853\uff0c\u5c24\u5176\u662f\u5728\u9700\u8981\u5b58\u5132\u591a\u500b\u503c\u7684\u60c5\u6cc1\u4e0b\u3002\u6839\u64da\u6240\u9078\u64c7\u7684\u6578\u64da\u5eab\u7cfb\u7d71\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u539f\u751f\u6578\u7d44\u985e\u578b\u6216 JSON \u985e\u578b\u4f86\u5be6\u73fe\u9019\u4e00\u9700\u6c42\u3002\u5728\u8a2d\u8a08\u6578\u64da\u5eab\u6642\uff0c\u52d9\u5fc5\u8003\u616e\u67e5\u8a62\u6027\u80fd\u3001\u6578\u64da\u5b8c\u6574\u6027\u548c\u64f4\u5c55\u6027\u7b49\u56e0\u7d20\uff0c\u4ee5\u78ba\u4fdd\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u53ef\u7dad\u8b77\u6027\u3002<\/p>\n<p>\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\u9069\u5408\u5404\u7a2e\u696d\u52d9\u9700\u6c42\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u670d\u52d9\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u5728\u6578\u64da\u5eab\u4e2d\u6dfb\u52a0\u6578\u7d44\u5b57\u6bb5\uff0c\u5be6\u73fe\u4e00\u500b\u5b57\u6bb5\u5b58\u5132\u591a\u500b\u503c\u7684\u529f\u80fd\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-179878","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/179878","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=179878"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/179878\/revisions"}],"predecessor-version":[{"id":179879,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/179878\/revisions\/179879"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=179878"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=179878"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=179878"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}