{"id":173619,"date":"2024-11-07T19:32:19","date_gmt":"2024-11-07T11:32:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/173619\/"},"modified":"2024-11-07T19:32:19","modified_gmt":"2024-11-07T11:32:19","slug":"%e5%a6%82%e4%bd%95%e5%b0%87json%e6%95%b8%e6%93%9a%e6%a0%bc%e5%bc%8f%e5%ad%98%e5%84%b2%e5%88%b0%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%ef%bc%9f-%e6%95%b8%e6%93%9a%e5%ba%ab%e4%bf%9d%e5%ad%98json%e6%95%b8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/173619\/","title":{"rendered":"\u5982\u4f55\u5c07json\u6578\u64da\u683c\u5f0f\u5b58\u5132\u5230\u6578\u64da\u5eab\u4e2d\uff1f (\u6578\u64da\u5eab\u4fdd\u5b58json\u6578\u64da\u683c\u5f0f)"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e5%b0%87json%e6%95%b8%e6%93%9a%e6%a0%bc%e5%bc%8f%e5%ad%98%e5%84%b2%e5%88%b0%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%ef%bc%9f-rwuANvnqeJ\">\u5982\u4f55\u5c07JSON\u6578\u64da\u683c\u5f0f\u5b58\u5132\u5230\u6578\u64da\u5eab\u4e2d\uff1f<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0cJSON\uff08JavaScript Object Notation\uff09\u5df2\u6210\u70ba\u4e00\u7a2e\u6d41\u884c\u7684\u6578\u64da\u4ea4\u63db\u683c\u5f0f\u3002\u7531\u65bc\u5176\u7d50\u69cb\u7c21\u55ae\u4e14\u6613\u65bc\u95b1\u8b80\uff0c\u8a31\u591a\u61c9\u7528\u7a0b\u5e8f\u548cAPI\u90fd\u9078\u64c7\u4f7f\u7528JSON\u4f86\u50b3\u8f38\u6578\u64da\u3002\u7136\u800c\uff0c\u5c07JSON\u6578\u64da\u5b58\u5132\u5230\u6578\u64da\u5eab\u4e2d\u537b\u662f\u4e00\u500b\u9700\u8981\u8003\u616e\u7684\u554f\u984c\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u6709\u6548\u5730\u5c07JSON\u6578\u64da\u683c\u5f0f\u5b58\u5132\u5230\u6578\u64da\u5eab\u4e2d\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%81%b8%e6%93%87json%e6%a0%bc%e5%bc%8f%ef%bc%9f-rwuANvnqeJ\">\u70ba\u4ec0\u9ebc\u9078\u64c7JSON\u683c\u5f0f\uff1f<\/h2>\n<p>JSON\u683c\u5f0f\u7684\u512a\u52e2\u5728\u65bc\u5176\u9748\u6d3b\u6027\u548c\u53ef\u64f4\u5c55\u6027\u3002\u8207\u50b3\u7d71\u7684\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7d50\u69cb\u76f8\u6bd4\uff0cJSON\u5141\u8a31\u958b\u767c\u8005\u4ee5\u66f4\u9748\u6d3b\u7684\u65b9\u5f0f\u7d44\u7e54\u6578\u64da\u3002\u9019\u4f7f\u5f97\u5728\u8655\u7406\u8907\u96dc\u6578\u64da\u7d50\u69cb\u6642\uff0cJSON\u6210\u70ba\u4e00\u500b\u7406\u60f3\u7684\u9078\u64c7\u3002\u6b64\u5916\uff0c\u8a31\u591a\u73fe\u4ee3\u6578\u64da\u5eab\uff08\u5982MongoDB\u3001PostgreSQL\u7b49\uff09\u90fd\u539f\u751f\u652f\u6301JSON\u683c\u5f0f\uff0c\u9019\u4f7f\u5f97\u5b58\u5132\u548c\u67e5\u8a62JSON\u6578\u64da\u8b8a\u5f97\u66f4\u52a0\u65b9\u4fbf\u3002<\/p>\n<h2 id=\"%e5%b0%87json%e6%95%b8%e6%93%9a%e5%ad%98%e5%84%b2%e5%88%b0%e9%97%9c%e4%bf%82%e5%9e%8b%e6%95%b8%e6%93%9a%e5%ba%ab-rwuANvnqeJ\">\u5c07JSON\u6578\u64da\u5b58\u5132\u5230\u95dc\u4fc2\u578b\u6578\u64da\u5eab<\/h2>\n<p>\u5118\u7ba1JSON\u683c\u5f0f\u5728NoSQL\u6578\u64da\u5eab\u4e2d\u8868\u73fe\u51fa\u8272\uff0c\u4f46\u8a31\u591a\u958b\u767c\u8005\u4ecd\u7136\u4f7f\u7528\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u3002\u4ee5\u4e0b\u662f\u5c07JSON\u6578\u64da\u5b58\u5132\u5230\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7684\u4e00\u4e9b\u65b9\u6cd5\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8json%e6%95%b8%e6%93%9a%e9%a1%9e%e5%9e%8b-rwuANvnqeJ\">1. \u4f7f\u7528JSON\u6578\u64da\u985e\u578b<\/h3>\n<p>\u8a31\u591a\u73fe\u4ee3\u95dc\u4fc2\u578b\u6578\u64da\u5eab\uff08\u5982PostgreSQL\u548cMySQL\uff09\u652f\u6301JSON\u6578\u64da\u985e\u578b\u3002\u9019\u610f\u5473\u8457\u60a8\u53ef\u4ee5\u76f4\u63a5\u5c07JSON\u6578\u64da\u5b58\u5132\u5728\u6578\u64da\u5eab\u7684\u5217\u4e2d\u3002\u4f8b\u5982\uff0c\u5728PostgreSQL\u4e2d\uff0c\u60a8\u53ef\u4ee5\u9019\u6a23\u5275\u5efa\u4e00\u500b\u8868\uff1a<\/p>\n<pre><code>CREATE TABLE users (\n    id SERIAL PRIMARY KEY,\n    data JSONB\n);<\/code><\/pre>\n<p>\u7136\u5f8c\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u8a9e\u53e5\u5c07JSON\u6578\u64da\u63d2\u5165\u5230\u8868\u4e2d\uff1a<\/p>\n<pre><code>INSERT INTO users (data) VALUES ('{\"name\": \"John\", \"age\": 30, \"city\": \"Hong Kong\"}');<\/code><\/pre>\n<h3 id=\"2-%e5%b0%87json%e6%95%b8%e6%93%9a%e8%bd%89%e6%8f%9b%e7%82%ba%e9%97%9c%e4%bf%82%e5%9e%8b%e7%b5%90%e6%a7%8b-rwuANvnqeJ\">2. \u5c07JSON\u6578\u64da\u8f49\u63db\u70ba\u95dc\u4fc2\u578b\u7d50\u69cb<\/h3>\n<p>\u53e6\u4e00\u7a2e\u65b9\u6cd5\u662f\u5c07JSON\u6578\u64da\u8f49\u63db\u70ba\u95dc\u4fc2\u578b\u7d50\u69cb\uff0c\u9019\u6a23\u53ef\u4ee5\u66f4\u597d\u5730\u5229\u7528\u6578\u64da\u5eab\u7684\u67e5\u8a62\u80fd\u529b\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u5c07JSON\u6578\u64da\u4e2d\u7684\u6bcf\u500b\u5c6c\u6027\u6620\u5c04\u5230\u6578\u64da\u5eab\u4e2d\u7684\u5217\uff1a<\/p>\n<pre><code>CREATE TABLE users (\n    id SERIAL PRIMARY KEY,\n    name VARCHAR(100),\n    age INT,\n    city VARCHAR(100)\n);<\/code><\/pre>\n<p>\u7136\u5f8c\uff0c\u60a8\u53ef\u4ee5\u5c07JSON\u6578\u64da\u4e2d\u7684\u6bcf\u500b\u5c6c\u6027\u63d0\u53d6\u4e26\u63d2\u5165\u5230\u76f8\u61c9\u7684\u5217\u4e2d\uff1a<\/p>\n<pre><code>INSERT INTO users (name, age, city) VALUES ('John', 30, 'Hong Kong');<\/code><\/pre>\n<h2 id=\"%e5%b0%87json%e6%95%b8%e6%93%9a%e5%ad%98%e5%84%b2%e5%88%b0nosql%e6%95%b8%e6%93%9a%e5%ba%ab-rwuANvnqeJ\">\u5c07JSON\u6578\u64da\u5b58\u5132\u5230NoSQL\u6578\u64da\u5eab<\/h2>\n<p>NoSQL\u6578\u64da\u5eab\uff08\u5982MongoDB\uff09\u5929\u751f\u652f\u6301JSON\u683c\u5f0f\uff0c\u9019\u4f7f\u5f97\u5b58\u5132\u548c\u67e5\u8a62JSON\u6578\u64da\u8b8a\u5f97\u66f4\u52a0\u7c21\u55ae\u3002\u5728MongoDB\u4e2d\uff0c\u60a8\u53ef\u4ee5\u76f4\u63a5\u5c07JSON\u6578\u64da\u63d2\u5165\u5230\u96c6\u5408\u4e2d\uff1a<\/p>\n<pre><code>db.users.insertOne({\"name\": \"John\", \"age\": 30, \"city\": \"Hong Kong\"});<\/code><\/pre>\n<p>\u9019\u6a23\uff0c\u60a8\u53ef\u4ee5\u8f15\u9b06\u5730\u5b58\u5132\u548c\u6aa2\u7d22JSON\u6578\u64da\uff0c\u800c\u4e0d\u9700\u8981\u9032\u884c\u4efb\u4f55\u984d\u5916\u7684\u8f49\u63db\u3002<\/p>\n<h2 id=\"%e6%9f%a5%e8%a9%a2json%e6%95%b8%e6%93%9a-rwuANvnqeJ\">\u67e5\u8a62JSON\u6578\u64da<\/h2>\n<p>\u7121\u8ad6\u60a8\u9078\u64c7\u54ea\u7a2e\u6578\u64da\u5eab\uff0c\u67e5\u8a62JSON\u6578\u64da\u7684\u80fd\u529b\u90fd\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u5728PostgreSQL\u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528JSON\u51fd\u6578\u4f86\u67e5\u8a62JSON\u6578\u64da\uff1a<\/p>\n<pre><code>SELECT data-&gt;&gt;'name' AS name FROM users WHERE data-&gt;&gt;'city' = 'Hong Kong';<\/code><\/pre>\n<p>\u5728MongoDB\u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u67e5\u8a62\u8a9e\u6cd5\u4f86\u6aa2\u7d22\u7279\u5b9a\u7684JSON\u6578\u64da\uff1a<\/p>\n<pre><code>db.users.find({\"city\": \"Hong Kong\"});<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-rwuANvnqeJ\">\u7e3d\u7d50<\/h2>\n<p>\u5c07JSON\u6578\u64da\u683c\u5f0f\u5b58\u5132\u5230\u6578\u64da\u5eab\u4e2d\u662f\u4e00\u500b\u91cd\u8981\u7684\u8ab2\u984c\uff0c\u7121\u8ad6\u662f\u4f7f\u7528\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u9084\u662fNoSQL\u6578\u64da\u5eab\uff0c\u90fd\u6709\u5176\u5404\u81ea\u7684\u512a\u52e2\u548c\u6311\u6230\u3002\u9078\u64c7\u5408\u9069\u7684\u5b58\u5132\u65b9\u5f0f\u53d6\u6c7a\u65bc\u60a8\u7684\u5177\u9ad4\u9700\u6c42\u548c\u61c9\u7528\u5834\u666f\u3002\u7121\u8ad6\u60a8\u662f\u9078\u64c7\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u9084\u662f\u5176\u4ed6\u670d\u52d9\uff0c\u4e86\u89e3\u5982\u4f55\u6709\u6548\u5730\u8655\u7406JSON\u6578\u64da\u5c07\u6709\u52a9\u65bc\u63d0\u5347\u60a8\u7684\u61c9\u7528\u6027\u80fd\u548c\u6578\u64da\u7ba1\u7406\u80fd\u529b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u5c07JSON\u6578\u64da\u683c\u5f0f\u6709\u6548\u5730\u5b58\u5132\u5230\u6578\u64da\u5eab\u4e2d\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u548c\u67e5\u8a62\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-173619","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/173619","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=173619"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/173619\/revisions"}],"predecessor-version":[{"id":173620,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/173619\/revisions\/173620"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=173619"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=173619"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=173619"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}