{"id":119,"date":"2023-09-22T02:09:36","date_gmt":"2023-07-16T22:42:12","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/index.php\/2023\/11\/30\/%e5%9c%a8ubuntu-20-04%e4%b8%8a%e5%a6%82%e4%bd%95%e5%b0%86postgresql%e4%b8%8e%e6%82%a8%e7%9a%84ruby-on-rails%e5%ba%94%e7%94%a8%e7%a8%8b%e5%ba%8f%e9%85%8d%e5%90%88%e4%bd%bf%e7%94%a8\/"},"modified":"2025-08-01T00:14:09","modified_gmt":"2025-07-31T16:14:09","slug":"%e5%9c%a8ubuntu-20-04%e4%b8%8a%e5%a6%82%e4%bd%95%e5%b0%86postgresql%e4%b8%8e%e6%82%a8%e7%9a%84ruby-on-rails%e5%ba%94%e7%94%a8%e7%a8%8b%e5%ba%8f%e9%85%8d%e5%90%88%e4%bd%bf%e7%94%a8","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8ubuntu-20-04%e4%b8%8a%e5%a6%82%e4%bd%95%e5%b0%86postgresql%e4%b8%8e%e6%82%a8%e7%9a%84ruby-on-rails%e5%ba%94%e7%94%a8%e7%a8%8b%e5%ba%8f%e9%85%8d%e5%90%88%e4%bd%bf%e7%94%a8\/","title":{"rendered":"Ubuntu 20.04\u4e0bRails\u5e94\u7528\u96c6\u6210PostgreSQL\uff1a\u5b8c\u6574\u6307\u5357"},"content":{"rendered":"<h3>\u4ecb\u7ecd<\/h3>\n<p>\u5728\u4f7f\u7528Ruby on Rails\u7f51\u9875\u6846\u67b6\u65f6\uff0c\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u5e94\u7528\u7a0b\u5e8f\u5c06\u4f7f\u7528SQLite\u4f5c\u4e3a\u6570\u636e\u5e93\u3002SQLite\u662f\u4e00\u4e2a\u8f7b\u91cf\u7ea7\u3001\u4fbf\u643a\u4e14\u7528\u6237\u53cb\u597d\u7684\u5173\u7cfb\u578b\u6570\u636e\u5e93\uff0c\u5728\u4f4e\u5185\u5b58\u73af\u5883\u4e2d\u8868\u73b0\u7279\u522b\u51fa\u8272\uff0c\u56e0\u6b64\u5728\u8bb8\u591a\u60c5\u51b5\u4e0b\u5b83\u90fd\u80fd\u5f88\u597d\u5730\u8fd0\u4f5c\u3002\u7136\u800c\uff0c\u5bf9\u4e8e\u9700\u8981\u66f4\u53ef\u9760\u7684\u6570\u636e\u5b8c\u6574\u6027\u548c\u7a0b\u5e8f\u6269\u5c55\u6027\u7684\u9ad8\u5ea6\u590d\u6742\u5e94\u7528\u7a0b\u5e8f\u6765\u8bf4\uff0c\u9009\u62e9\u4f7f\u7528PostgreSQL\u6570\u636e\u5e93\u4f1a\u66f4\u4e3a\u5f3a\u5927\u548c\u7075\u6d3b\u3002\u60a8\u9700\u8981\u6267\u884c\u989d\u5916\u7684\u6b65\u9aa4\u6765\u914d\u7f6e\u60a8\u7684Ruby on Rails\u8bbe\u7f6e\u4ee5\u4f7f\u7528PostgreSQL\u3002<\/p>\n<p>\u5728\u672c\u6559\u7a0b\u4e2d\uff0c\u60a8\u5c06\u5728\u8fde\u63a5\u5230Ubuntu 20.04\u670d\u52a1\u5668\u4e0a\u7684PostgreSQL\u6570\u636e\u5e93\u7684Ruby on Rails\u5f00\u53d1\u73af\u5883\u4e2d\u8fdb\u884c\u8bbe\u7f6e\u3002\u60a8\u5c06\u5b89\u88c5\u548c\u914d\u7f6ePostgreSQL\uff0c\u7136\u540e\u901a\u8fc7\u521b\u5efa\u4e00\u4e2a\u4f7f\u7528PostgreSQL\u4f5c\u4e3a\u5176\u6570\u636e\u5e93\u670d\u52a1\u5668\u7684Rails\u5e94\u7528\u7a0b\u5e8f\u6765\u6d4b\u8bd5\u60a8\u7684\u8bbe\u7f6e\u3002<\/p>\n<h2>\u5148\u51b3\u6761\u4ef6<\/h2>\n<p>\u672c\u6559\u7a0b\u9700\u8981\u4ee5\u4e0b\u7269\u54c1\uff1a<\/p>\n<ul class=\"post-ul\">\n<li>\u4e00\u4e2a\u5df2\u6309\u7167<a href=\"#\">Ubuntu 20.04\u521d\u59cb\u670d\u52a1\u5668\u8bbe\u7f6e\u6307\u5357<\/a>\u914d\u7f6e\u597d\u7684Ubuntu 20.04\u670d\u52a1\u5668\uff0c\u5305\u62ec\u4e00\u4e2a\u5177\u6709sudo\u6743\u9650\u7684\u975eroot\u7528\u6237\u548c\u9632\u706b\u5899\u3002<\/li>\n<li>\u5728\u60a8\u7684Ubuntu 20.04\u670d\u52a1\u5668\u4e0a\u5b89\u88c5\u4e86Ruby on Rails\u5f00\u53d1\u73af\u5883\u3002\u8981\u8fdb\u884c\u8bbe\u7f6e\uff0c\u8bf7\u9075\u5faa<a href=\"#\">\u5982\u4f55\u5728Ubuntu 20.04\u4e0a\u4f7f\u7528rbenv\u5b89\u88c5Ruby on Rails<\/a>\u3002\u672c\u6559\u7a0b\u5c06\u4f7f\u7528Ruby 3.1.2\u7248\u672c\u548cRails 7.0.4\u7248\u672c\uff1b\u6709\u5173\u6700\u65b0\u7248\u672c\u7684\u4fe1\u606f\uff0c\u8bf7\u67e5\u9605<a href=\"#\">Ruby\u5b98\u65b9\u7f51\u7ad9<\/a>\u548c<a href=\"#\">Rails\u5b98\u65b9\u7f51\u7ad9<\/a>\u3002<\/li>\n<\/ul>\n<h2>\u6b65\u9aa41 &#8211; \u5b89\u88c5PostgreSQL<\/h2>\n<p>\u9996\u5148\uff0c\u5728\u60a8\u7684\u670d\u52a1\u5668\u4e0a\u5b89\u88c5PostgreSQL\u4f5c\u4e3a\u60a8\u7684\u7f51\u9875\u5e94\u7528\u7a0b\u5e8f\u6570\u636e\u5e93\uff0c\u7136\u540e\u914d\u7f6eRuby on Rails\u4e0e\u4e4b\u8fde\u63a5\u3002<\/p>\n<p>\u4f7f\u7528sudo\u7279\u6743\uff0c\u66f4\u65b0APT\u8f6f\u4ef6\u5305\u7d22\u5f15\uff0c\u4ee5\u786e\u4fdd\u60a8\u7684\u8f6f\u4ef6\u4ed3\u5e93\u5904\u4e8e\u6700\u65b0\u72b6\u6001\u3002<\/p>\n<pre class=\"post-pre\"><code>$ sudo apt update<\/code><\/pre>\n<p>&nbsp;<\/p>\n<p>\u63a5\u4e0b\u6765\uff0c\u5b89\u88c5PostgreSQL\u53ca\u5176\u5f00\u53d1\u5e93\u3002<\/p>\n<pre class=\"post-pre\"><code>$ sudo apt install postgresql postgresql-contrib libpq-dev<\/code><\/pre>\n<p>&nbsp;<\/p>\n<p>\u5728\u524d\u4e00\u6761\u547d\u4ee4\u4e2d\uff0c<code>postgresql<\/code>\u8f6f\u4ef6\u5305\u5305\u542b\u4e3b\u8981\u7684PostgreSQL\u7a0b\u5e8f\uff0c\u800c<code>postgresql-contrib<\/code>\u5219\u6dfb\u52a0\u4e86\u51e0\u4e2a\u6269\u5c55\u5176\u529f\u80fd\u7684PostgreSQL\u7279\u6027\u3002<code>libpq-dev<\/code>\u662f\u4e00\u4e2aPostgreSQL\u5e93\uff0c\u5141\u8bb8\u5ba2\u6237\u7aef\u5411\u540e\u7aef\u670d\u52a1\u5668\u53d1\u9001\u67e5\u8be2\u5e76\u63a5\u6536\u54cd\u5e94\uff0c\u8fd9\u5c06\u4f7f\u60a8\u7684\u5e94\u7528\u7a0b\u5e8f\u80fd\u591f\u4e0e\u5176\u6570\u636e\u5e93\u8fdb\u884c\u901a\u4fe1\u3002<\/p>\n<p>\u4e00\u65e6\u5b89\u88c5\u4e86PostgreSQL\u53ca\u5176\u76f8\u5173\u4f9d\u8d56\uff0c\u4e0b\u4e00\u6b65\u662f\u521b\u5efa\u4e00\u4e2a\u89d2\u8272\uff0cRails\u5e94\u7528\u7a0b\u5e8f\u5c06\u5728\u4ee5\u540e\u4f7f\u7528\u8be5\u89d2\u8272\u6765\u521b\u5efa\u6570\u636e\u5e93\u3002<\/p>\n<h2>\u6b65\u9aa42 &#8211; \u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u6570\u636e\u5e93\u89d2\u8272<\/h2>\n<p>\u5728PostgreSQL\u4e2d\uff0c\u89d2\u8272\u53ef\u4ee5\u50cfLinux\u4e2d\u7684\u7528\u6237\u4e00\u6837\u7528\u4e8e\u7ec4\u7ec7\u6743\u9650\u548c\u6388\u6743\u3002\u5728\u6b64\u6b65\u9aa4\u4e2d\uff0c\u60a8\u5c06\u4e3a\u60a8\u7684Linux\u7528\u6237\u540d\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u8d85\u7ea7\u7528\u6237\u89d2\u8272\uff0c\u8be5\u89d2\u8272\u5c06\u5141\u8bb8\u60a8\u5728PostgreSQL\u7cfb\u7edf\u4e2d\u521b\u5efa\u548c\u914d\u7f6e\u6570\u636e\u5e93\u3002<\/p>\n<p>\u4e3a\u4e86\u521b\u5efa\u4e00\u4e2aPostgreSQL\u8d85\u7ea7\u7528\u6237\u89d2\u8272\uff0c\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\uff0c\u5c06\u88ab\u7a81\u51fa\u663e\u793a\u7684\u5355\u8bcd\u66ff\u6362\u4e3a\u60a8\u7684Ubuntu 20.04\u7528\u6237\u540d\u3002<\/p>\n<pre class=\"post-pre\"><code>$ sudo -u postgres createuser -s <mark>sammy<\/mark> -P<\/code><\/pre>\n<p>&nbsp;<\/p>\n<p>\u7531\u4e8e\u60a8\u6307\u5b9a\u4e86<code>-P<\/code>\u6807\u5fd7\uff0c\u60a8\u5c06\u88ab\u63d0\u793a\u8f93\u5165\u65b0\u89d2\u8272\u7684\u5bc6\u7801\u3002\u8bf7\u8f93\u5165\u60a8\u60f3\u8981\u7684\u5bc6\u7801\uff0c\u5e76\u786e\u4fdd\u8bb0\u5f55\u4e0b\u6765\uff0c\u4ee5\u4fbf\u5728\u540e\u7eed\u6b65\u9aa4\u4e2d\u53ef\u4ee5\u5728\u914d\u7f6e\u6587\u4ef6\u4e2d\u4f7f\u7528\u5b83\u3002<\/p>\n<p>\u60a8\u4f7f\u7528 <code>createuser<\/code> \u547d\u4ee4\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a <code>sammy<\/code>\uff08\u6216\u60a8\u60f3\u8981\u7684\u7528\u6237\u540d\uff09\u7684\u89d2\u8272\u3002<code>-s<\/code> \u6807\u5fd7\u8d4b\u4e88\u8be5\u7528\u6237\u8d85\u7ea7\u7528\u6237\u6743\u9650\uff0c\u5e76\u4e14\u4f7f\u7528 <code>sudo -u<\/code> \u547d\u4ee4\u53ef\u4ee5\u5728\u5b89\u88c5 PostgreSQL \u65f6\u81ea\u52a8\u521b\u5efa\u7684 <code>postgres<\/code> \u8d26\u6237\u4e0b\u6267\u884c\u8be5\u547d\u4ee4\u3002<\/p>\n<div class=\"post-conf-note\">\n<p class=\"post-conf-desc\"><strong>\u6ce8\u610f\uff1a<\/strong>\u7531\u4e8eUbuntu\u4e0aPostgreSQL\u7684\u8eab\u4efd\u9a8c\u8bc1\u6a21\u5f0f\u9ed8\u8ba4\u4e3a<code>ident<\/code>\uff0c\u56e0\u6b64\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cUbuntu\u7528\u6237\u53ea\u80fd\u4f7f\u7528\u76f8\u540c\u540d\u79f0\u7684\u89d2\u8272\u5728PostgreSQL\u4e2d\u64cd\u4f5c\u3002\u6709\u5173\u66f4\u591a\u4fe1\u606f\uff0c\u8bf7\u53c2\u8003<a href=\"#\">PostgreSQL\u5b98\u65b9\u8ba4\u8bc1\u6587\u6863<\/a>\u3002\u5982\u679c\u60a8\u5728\u521b\u5efa\u89d2\u8272\u540e\u6ca1\u6709\u4f7f\u7528<code>-P<\/code>\u6807\u5fd7\uff0c\u5e76\u4e14\u60f3\u8981\u4e3a\u8be5\u89d2\u8272\u8bbe\u7f6e\u5bc6\u7801\uff0c\u8bf7\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u8fdb\u5165PostgreSQL\u63a7\u5236\u53f0\uff1a<\/p>\n<pre class=\"post-pre\"><code>$ sudo -u postgres psql<\/code><\/pre>\n<p>&nbsp;<\/p>\n<p>\u60a8\u5c06\u6536\u5230\u4ee5\u4e0b\u8f93\u51fa\uff0c\u4ee5\u53ca\u7528\u4e8ePostgreSQL\u63a7\u5236\u53f0\u7684\u63d0\u793a\u3002<\/p>\n<div class=\"secondary-code-label\" title=\"Output\">\u8f93\u51fa<\/div>\n<pre class=\"post-pre\"><code>psql (<mark>12.12<\/mark> (Ubuntu <mark>12.12<\/mark>-0ubuntu0.20.04.1))\r\nType \"help\" for help.\r\n\r\npostgres=#<\/code><\/pre>\n<p>PostgreSQL\u63a7\u5236\u53f0\u7531\u201c<code>postgres=#<\/code>\u201d\u63d0\u793a\u7b26\u8868\u793a\u3002\u5728PostgreSQL\u63d0\u793a\u7b26\u4e0b\uff0c\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\u6765\u8bbe\u7f6e\u65b0\u6570\u636e\u5e93\u89d2\u8272\u7684\u5bc6\u7801\uff0c\u5c06\u7a81\u51fa\u663e\u793a\u7684\u540d\u79f0\u66ff\u6362\u4e3a\u60a8\u521b\u5efa\u7684\u540d\u79f0\u3002<\/p>\n<pre class=\"post-pre\"><code>postgres=# \\password <mark>sammy<\/mark><\/code><\/pre>\n<p>&nbsp;<\/p>\n<p>\u5728\u4f7f\u7528PostgreSQL\u65f6\uff0c\u7cfb\u7edf\u5c06\u4f1a\u5f39\u51fa\u5bc6\u7801\u63d0\u793a\u3002\u8bf7\u5728\u63d0\u793a\u6846\u4e2d\u8f93\u5165\u60a8\u60f3\u8981\u7684\u5bc6\u7801\uff0c\u5e76\u786e\u8ba4\u3002<\/p>\n<p>\u73b0\u5728\uff0c\u901a\u8fc7\u8f93\u5165\u8be5\u547d\u4ee4\u6765\u9000\u51fa PostgreSQL \u63a7\u5236\u53f0\uff1a<\/p>\n<pre class=\"post-pre\"><code>postgres=# \\q<\/code><\/pre>\n<p>&nbsp;<\/p>\n<p>\u60a8\u5e73\u5e38\u7684\u63d0\u793a\u73b0\u5728\u53c8\u4f1a\u51fa\u73b0\u4e86\u3002<\/p>\n<\/div>\n<p>\u5728\u8fd9\u4e00\u6b65\u4e2d\uff0c\u60a8\u521b\u5efa\u4e86\u4e00\u4e2a\u5177\u6709\u8d85\u7ea7\u7528\u6237\u6743\u9650\u7684\u65b0\u7684PostgreSQL\u89d2\u8272\u3002\u73b0\u5728\u60a8\u51c6\u5907\u521b\u5efa\u4e00\u4e2a\u65b0\u7684Rails\u5e94\u7528\u7a0b\u5e8f\uff0c\u4f7f\u7528\u8fd9\u4e2a\u89d2\u8272\u6765\u521b\u5efa\u4e00\u4e2a\u6570\u636e\u5e93\u3002<\/p>\n<h2>\u6b65\u9aa43 &#8211; \u521b\u5efa\u4e00\u4e2a\u65b0\u7684Rails\u5e94\u7528\u7a0b\u5e8f<\/h2>\n<p>\u8fd9\u662f\u6587\u7ae0\u300a\u5728Ubuntu 20.04\u4e0a\u5982\u4f55\u5c06PostgreSQL\u4e0e\u60a8\u7684Ruby on Rails\u5e94\u7528\u7a0b\u5e8f\u914d\u5408\u4f7f\u7528\u300b\u7684\u7b2c2\u90e8\u5206\uff08\u51713\u90e8\u5206\uff09\u3002<\/p>\n<p>\u901a\u8fc7\u4e3aPostgreSQL\u914d\u7f6e\u4e00\u4e2a\u89d2\u8272\uff0c\u73b0\u5728\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u65b0\u7684Rails\u5e94\u7528\u7a0b\u5e8f\uff0c\u8be5\u5e94\u7528\u7a0b\u5e8f\u5df2\u7ecf\u8bbe\u7f6e\u4e3a\u4f7f\u7528PostgreSQL\u4f5c\u4e3a\u6570\u636e\u5e93\u3002<\/p>\n<p>\u9996\u5148\uff0c\u5bfc\u822a\u5230\u60a8\u7684\u4e3b\u76ee\u5f55\uff1a<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<ol>\n<li data-prefix=\"$\"><span class=\"token builtin class-name\">cd<\/span> ~<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>&nbsp;<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>\u5728\u6b64\u76ee\u5f55\u4e2d\u521b\u5efa\u4e00\u4e2a\u65b0\u7684Rails\u5e94\u7528\u7a0b\u5e8f\uff0c\u5c06 <mark>appname<\/mark> \u66ff\u6362\u4e3a\u60a8\u60f3\u8981\u547d\u540d\u5e94\u7528\u7a0b\u5e8f\u7684\u4efb\u4f55\u540d\u79f0\u3002<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<ol>\n<li data-prefix=\"$\">rails new <mark>appname<\/mark> <span class=\"token parameter variable\">-d<\/span><span class=\"token operator\">=<\/span>postgresql<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>&nbsp;<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>\u4f7f\u7528\u201c<code class=\"language-plaintext\">--database=postgresql<\/code>\u201d\u9009\u9879\u5c06PostgreSQL\u8bbe\u7f6e\u4e3a\u6570\u636e\u5e93\u3002<\/p>\n<p>\u4e00\u65e6\u60a8\u8fd0\u884c\u4e86\u8fd9\u4e2a\u547d\u4ee4\uff0c\u4e00\u4e2a\u540d\u4e3a <mark>appname<\/mark> \u7684\u65b0\u6587\u4ef6\u5939\u5c06\u51fa\u73b0\u5728\u60a8\u7684\u4e3b\u76ee\u5f55\u4e2d\uff0c\u5176\u4e2d\u5305\u542b\u4e00\u4e2a\u57fa\u672cRails\u5e94\u7528\u7a0b\u5e8f\u7684\u6240\u6709\u5143\u7d20\u3002<\/p>\n<p>\u63a5\u4e0b\u6765\uff0c\u8fdb\u5165\u5e94\u7528\u7a0b\u5e8f\u7684\u76ee\u5f55\uff1a<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<ol>\n<li data-prefix=\"$\"><span class=\"token builtin class-name\">cd<\/span> <mark>appname<\/mark><\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>&nbsp;<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>\u65e2\u7136\u60a8\u5df2\u7ecf\u521b\u5efa\u4e86\u4e00\u4e2a\u65b0\u7684Rails\u5e94\u7528\u5e76\u8fdb\u5165\u4e86\u60a8\u7684\u9879\u76ee\u7684\u6839\u76ee\u5f55\uff0c\u60a8\u53ef\u4ee5\u5728Rails\u5e94\u7528\u4e2d\u914d\u7f6e\u548c\u521b\u5efa\u60a8\u7684PostgreSQL\u6570\u636e\u5e93\u3002<\/p>\n<h2>\u6b65\u9aa44 &#8211; \u914d\u7f6e\u548c\u521b\u5efa\u60a8\u7684\u6570\u636e\u5e93<\/h2>\n<p>\u5728\u4e3a\u5e94\u7528\u7a0b\u5e8f\u521b\u5efa\u5f00\u53d1\u548c\u6d4b\u8bd5\u6570\u636e\u5e93\u65f6\uff0cRails\u5c06\u4f7f\u7528\u60a8\u4e3aUbuntu\u7528\u6237\u540d\u521b\u5efa\u7684PostgreSQL\u89d2\u8272\u3002\u4e3a\u786e\u4fddRails\u521b\u5efa\u8fd9\u4e9b\u6570\u636e\u5e93\uff0c\u60a8\u9700\u8981\u4fee\u6539\u9879\u76ee\u7684\u6570\u636e\u5e93\u914d\u7f6e\u6587\u4ef6\u3002\u7136\u540e\u60a8\u53ef\u4ee5\u521b\u5efa\u6570\u636e\u5e93\u3002<\/p>\n<p>\u5728Rails\u5e94\u7528\u7a0b\u5e8f\u4e2d\u8fdb\u884c\u7684\u4e00\u9879\u914d\u7f6e\u66f4\u6539\u662f\u6dfb\u52a0\u5728\u4e0a\u4e00\u6b65\u4e2d\u521b\u5efa\u7684PostgreSQL\u89d2\u8272\u7684\u5bc6\u7801\u3002\u4e3a\u4e86\u4fdd\u62a4\u654f\u611f\u4fe1\u606f\uff0c\u5efa\u8bae\u5c06\u5bc6\u7801\u5b58\u50a8\u5728\u73af\u5883\u53d8\u91cf\u4e2d\uff0c\u800c\u4e0d\u662f\u76f4\u63a5\u5c06\u5176\u5199\u5165\u914d\u7f6e\u6587\u4ef6\u4e2d\u3002<\/p>\n<p>\u8981\u5728\u767b\u5f55\u65f6\u5c06\u5bc6\u7801\u5b58\u50a8\u5728\u73af\u5883\u53d8\u91cf\u4e2d\uff0c\u8bf7\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\uff0c\u5c06 <mark>APPNAME<\/mark> \u66ff\u6362\u4e3a\u60a8\u7684\u5e94\u7528\u7a0b\u5e8f\u7684\u540d\u79f0\uff0c\u5c06 <mark>PostgreSQL_Role_Password<\/mark> \u66ff\u6362\u4e3a\u60a8\u5728\u4e0a\u4e00\u6b65\u4e2d\u521b\u5efa\u7684\u5bc6\u7801\u3002<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<ol>\n<li data-prefix=\"$\"><span class=\"token builtin class-name\">echo<\/span> <span class=\"token string\">&#8216;export <mark>APPNAME<\/mark>_DATABASE_PASSWORD=&#8221;<mark>PostgreSQL_Role_Password<\/mark>&#8220;&#8216;<\/span> <span class=\"token operator\">&gt;&gt;<\/span> ~\/.bashrc<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>&nbsp;<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>\u8fd9\u4e2a\u547d\u4ee4\u4f1a\u5c06\u5bfc\u51fa\u547d\u4ee4\u5199\u5165\u60a8\u7684 <code class=\"language-plaintext\">~\/.bashrc<\/code> \u6587\u4ef6\u4e2d\uff0c\u8fd9\u6837\u767b\u5f55\u65f6\u73af\u5883\u53d8\u91cf\u5c31\u4f1a\u88ab\u8bbe\u7f6e\u3002<\/p>\n<p>\u8981\u5bfc\u51fa\u5f53\u524d\u4f1a\u8bdd\u7684\u53d8\u91cf\uff0c\u8bf7\u4f7f\u7528 <code class=\"language-plaintext\">source<\/code> \u547d\u4ee4\u3002<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<ol>\n<li data-prefix=\"$\"><span class=\"token builtin class-name\">source<\/span> ~\/.bashrc<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>&nbsp;<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>\u73b0\u5728\u60a8\u5df2\u7ecf\u5c06\u5bc6\u7801\u5b58\u50a8\u5728\u73af\u5883\u4e2d\uff0c\u60a8\u53ef\u4ee5\u66f4\u6539\u914d\u7f6e\u6587\u4ef6\u3002<\/p>\n<p>\u7528\u60a8\u559c\u6b22\u7684\u6587\u672c\u7f16\u8f91\u5668\u6253\u5f00\u60a8\u7684\u5e94\u7528\u7a0b\u5e8f\u7684\u6570\u636e\u5e93\u914d\u7f6e\u6587\u4ef6\u3002\u672c\u6559\u7a0b\u5c06\u4f7f\u7528nano\u7f16\u8f91\u5668\u3002<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<ol>\n<li data-prefix=\"$\"><span class=\"token function\">nano<\/span> config\/database.yml<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>&nbsp;<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>\u5728 <code class=\"language-plaintext\">default<\/code> \u90e8\u5206\u4e0b\uff0c\u627e\u5230 <code class=\"language-plaintext\">pool: &lt;%= ENV.fetch(\"RAILS_MAX_THREADS\") { 5 } %&gt;<\/code> \u7684\u90a3\u4e00\u884c\uff0c\u5e76\u6dfb\u52a0\u4e0b\u9762\u52a0\u7c97\u7684\u4ee3\u7801\u884c\uff0c\u586b\u5165\u60a8\u7684\u51ed\u636e\u548c\u60a8\u521b\u5efa\u7684\u73af\u5883\u53d8\u91cf\u3002\u5b83\u5e94\u8be5\u7c7b\u4f3c\u4e8e\u8fd9\u6837\uff1a<\/p>\n<div>\u914d\u7f6e\u6587\u4ef6\/database.yml<\/p>\n<pre class=\"post-pre\"><code>...<br>default: &amp;default<br>  adapter: postgresql<br>  encoding: unicode<br>  # For details on connection pooling, see Rails configuration guide<br>  # http:\/\/guides.rubyonrails.org\/configuring.html#database-pooling<br>  pool: &lt;%= ENV.fetch(\"RAILS_MAX_THREADS\") { 5 } %&gt;<br>  <mark>username: sammy<\/mark><br>  <mark>password: &lt;%= ENV['APPNAME_DATABASE_PASSWORD'] %&gt;<\/mark><br><br>development:<br>  &lt;&lt;: *default<br>  database: appname_development<br>...<\/code><\/pre>\n<\/div>\n<p>\u6b64\u66f4\u65b0\u5c06\u4f7fRails\u5e94\u7528\u7a0b\u5e8f\u4ee5\u6b63\u786e\u7684\u89d2\u8272\u548c\u5bc6\u7801\u8fd0\u884c\u6570\u636e\u5e93\u3002\u6309\u4e0b <code class=\"language-plaintext\">CTRL + x<\/code>\uff0c\u7136\u540e\u6309 <code class=\"language-plaintext\">Y<\/code>\uff0c\u518d\u6309 <code class=\"language-plaintext\">ENTER<\/code> \u4fdd\u5b58\u5e76\u9000\u51fa\u3002<\/p>\n<p>\u8981\u4e86\u89e3\u5982\u4f55\u5728Rails\u4e2d\u914d\u7f6e\u6570\u636e\u5e93\u7684\u66f4\u591a\u4fe1\u606f\uff0c\u8bf7\u53c2\u9605Rails\u6587\u6863\u3002<\/p>\n<p>\u73b0\u5728\u60a8\u5df2\u7ecf\u5bf9 <code class=\"language-plaintext\">config\/database.yml<\/code> \u8fdb\u884c\u4e86\u66f4\u6539\uff0c\u8bf7\u4f7f\u7528 <code class=\"language-plaintext\">rails<\/code> \u547d\u4ee4\u521b\u5efa\u60a8\u7684\u5e94\u7528\u7a0b\u5e8f\u6570\u636e\u5e93\u3002<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<ol>\n<li data-prefix=\"$\">rails db:create<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>&nbsp;<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>\u4e00\u65e6Rails\u521b\u5efa\u4e86\u6570\u636e\u5e93\uff0c\u60a8\u5c06\u6536\u5230\u4ee5\u4e0b\u8f93\u51fa\uff1a<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<div class=\"secondary-code-label\" title=\"Output\">\u8f93\u51fa<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>Created database &#8216;<mark>appname<\/mark>_development&#8217; Created database &#8216;<mark>appname<\/mark>_test&#8217;<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<\/div>\n<p>\u6839\u636e\u8f93\u51fa\u7ed3\u679c\uff0c\u6b64\u547d\u4ee4\u5728\u60a8\u7684PostgreSQL\u670d\u52a1\u5668\u4e2d\u521b\u5efa\u4e86\u4e00\u4e2a\u5f00\u53d1\u548c\u6d4b\u8bd5\u6570\u636e\u5e93\u3002<\/p>\n<p>\u60a8\u76ee\u524d\u6709\u4e00\u4e2a\u5df2\u8fde\u63a5\u5230\u60a8\u7684Rails\u5e94\u7528\u7a0b\u5e8f\u7684PostgreSQL\u6570\u636e\u5e93\u3002\u4e3a\u4e86\u786e\u4fdd\u60a8\u7684\u5e94\u7528\u7a0b\u5e8f\u53ef\u4ee5\u6b63\u5e38\u5de5\u4f5c\uff0c\u60a8\u73b0\u5728\u5c06\u6d4b\u8bd5\u60a8\u7684\u914d\u7f6e\u3002<\/p>\n<h2>\u6b65\u9aa45 &#8211; \u6d4b\u8bd5\u60a8\u7684\u914d\u7f6e<\/h2>\n<p>\u4e3a\u4e86\u6d4b\u8bd5\u60a8\u7684\u5e94\u7528\u7a0b\u5e8f\u80fd\u591f\u4f7f\u7528PostgreSQL\u6570\u636e\u5e93\uff0c\u60a8\u5c06\u8fd0\u884c\u60a8\u7684Web\u5e94\u7528\u7a0b\u5e8f\uff0c\u4ee5\u4fbf\u5728\u6d4f\u89c8\u5668\u4e2d\u663e\u793a\u51fa\u6765\u3002<\/p>\n<p>\u4f7f\u7528 <code class=\"language-plaintext\">rails server<\/code> \u547d\u4ee4\uff0c\u5728\u60a8\u7684Rails\u5e94\u7528\u7a0b\u5e8f\u4e2d\u8fd0\u884c\u5185\u7f6e\u7684Puma\u7f51\u9875\u670d\u52a1\u5668\uff0c\u542f\u52a8\u60a8\u7684Web\u5e94\u7528\u3002<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<ol>\n<li data-prefix=\"$\">rails server <span class=\"token parameter variable\">&#8211;binding<\/span><span class=\"token operator\">=<\/span><span class=\"token number\">127.0<\/span>.0.1<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>&nbsp;<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p><code class=\"language-plaintext\">--binding<\/code> \u5c06\u60a8\u7684\u5e94\u7528\u7a0b\u5e8f\u7ed1\u5b9a\u5230\u6307\u5b9a\u7684IP\u5730\u5740\u3002\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u6b64\u6807\u5fd7\u5c06Rails\u7ed1\u5b9a\u5230 <code class=\"language-plaintext\">0.0.0.0<\/code>\uff0c\u610f\u5473\u7740Rails\u5c06\u76d1\u542c\u6240\u6709\u63a5\u53e3\uff0c\u56e0\u6b64\u4f7f\u7528 <code class=\"language-plaintext\">127.0.0.1<\/code> \u6765\u6307\u5b9a\u672c\u5730\u4e3b\u673a\u66f4\u5b89\u5168\u3002\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u5e94\u7528\u7a0b\u5e8f\u76d1\u542c <code class=\"language-plaintext\">3000<\/code> \u7aef\u53e3\u3002<\/p>\n<p>\u4e00\u65e6\u60a8\u7684Rails\u5e94\u7528\u7a0b\u5e8f\u8fd0\u884c\u8d77\u6765\uff0c\u60a8\u7684\u547d\u4ee4\u884c\u63d0\u793a\u7b26\u5c06\u4f1a\u6d88\u5931\uff0c\u66ff\u6362\u6210\u8fd9\u4e2a\u8f93\u51fa\uff1a<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<div class=\"secondary-code-label\" title=\"Output\">\u8f93\u51fa<\/div>\n<p>\u8fd9\u662f\u6587\u7ae0\u300a\u5728Ubuntu 20.04\u4e0a\u5982\u4f55\u5c06PostgreSQL\u4e0e\u60a8\u7684Ruby on Rails\u5e94\u7528\u7a0b\u5e8f\u914d\u5408\u4f7f\u7528\u300b\u7684\u7b2c3\u90e8\u5206\uff08\u51713\u90e8\u5206\uff09\u3002<\/p>\n<pre class=\"post-pre\"><code>=&gt; \u542f\u52a8 Puma\r\n=&gt; Rails 7.0.4 \u5e94\u7528\u7a0b\u5e8f\u5728\u5f00\u53d1\u73af\u5883\u4e2d\u542f\u52a8\r\n=&gt; \u8fd0\u884c `bin\/rails server --help` \u83b7\u53d6\u66f4\u591a\u542f\u52a8\u9009\u9879\r\nPuma \u4ee5\u5355\u6a21\u5f0f\u542f\u52a8...\r\n* Puma \u7248\u672c 5.6.5 (ruby 3.1.2-p20) (\"Birdie's Version\")\r\n* \u6700\u5c0f\u7ebf\u7a0b\u6570: 5\r\n* \u6700\u5927\u7ebf\u7a0b\u6570: 5\r\n* \u73af\u5883: development\r\n* \u76d1\u542c tcp:\/\/127.0.0.1:3000\r\n\u6309 Ctrl-C \u505c\u6b62<\/code><\/pre>\n<p>\u8981\u6d4b\u8bd5\u60a8\u7684\u5e94\u7528\u7a0b\u5e8f\u662f\u5426\u6b63\u5728\u8fd0\u884c\uff0c\u8bf7\u5728\u60a8\u7684\u670d\u52a1\u5668\u4e0a\u6253\u5f00\u4e00\u4e2a\u65b0\u7684\u7ec8\u7aef\u7a97\u53e3\uff0c\u5e76\u4f7f\u7528 curl \u547d\u4ee4\u5411 127.0.0.1:3000 \u53d1\u9001\u4e00\u4e2a\u8bf7\u6c42\u3002<\/p>\n<pre class=\"post-pre\"><code><ol>\r\n \t<li data-prefix=\"$\"><span class=\"token function\">curl<\/span> http:\/\/127.0.0.1:3000<\/li>\r\n<\/ol><\/code><\/pre>\n<p>\u60a8\u5c06\u4f1a\u6536\u5230\u5927\u91cf\u7684 HTML \u8f93\u51fa\uff0c\u6700\u7ec8\u4ee5\u67d0\u79cd\u5f62\u5f0f\u7ed3\u675f\u3002<\/p>\n<div class=\"secondary-code-label\" title=\"\u8f93\u51fa\">\u8f93\u51fa<\/p>\n<pre class=\"post-pre\"><code>... &lt;strong&gt;Rails \u7248\u672c:&lt;\/strong&gt; 7.0.4&lt;br \/&gt; &lt;strong&gt;Ruby \u7248\u672c:&lt;\/strong&gt; 3.1.2 (x86_64-linux) &lt;\/p&gt; &lt;\/section&gt; &lt;\/div&gt; &lt;\/body&gt; &lt;\/html&gt;<\/code><\/pre>\n<\/div>\n<p>\u5982\u679c\u60a8\u7684 Rails \u5e94\u7528\u7a0b\u5e8f\u4f4d\u4e8e\u8fdc\u7a0b\u670d\u52a1\u5668\u4e0a\uff0c\u5e76\u4e14\u60a8\u60f3\u901a\u8fc7 Web \u6d4f\u89c8\u5668\u8bbf\u95ee\u5b83\uff0c\u60a8\u53ef\u4ee5\u5c06\u5176\u7ed1\u5b9a\u5230\u670d\u52a1\u5668\u7684\u516c\u5171 IP \u5730\u5740\u3002\u9996\u5148\uff0c\u5728\u9632\u706b\u5899\u4e2d\u6253\u5f00\u7aef\u53e3 3000\u3002<\/p>\n<pre class=\"post-pre\"><code><ol>\r\n \t<li data-prefix=\"$\"><span class=\"token function\">sudo<\/span> ufw allow <span class=\"token number\">3000<\/span><\/li>\r\n<\/ol><\/code><\/pre>\n<p>\u63a5\u4e0b\u6765\uff0c\u67e5\u627e\u60a8\u7684\u670d\u52a1\u5668\u7684\u516c\u5171 IP \u5730\u5740\u3002\u60a8\u53ef\u4ee5\u901a\u8fc7\u8fd0\u884c\u4ee5\u4e0b curl \u547d\u4ee4\u6765\u5b9e\u73b0\uff1a<\/p>\n<pre class=\"post-pre\"><code><ol>\r\n \t<li data-prefix=\"$\"><span class=\"token function\">curl<\/span> http:\/\/icanhazip.com<\/li>\r\n<\/ol><\/code><\/pre>\n<p>\u8fd9\u5c06\u8fd4\u56de\u60a8\u7684\u516c\u5171 IP \u5730\u5740\u3002\u5728 <code>rails server<\/code> \u547d\u4ee4\u4e2d\u4f7f\u7528\u5b83\uff0c\u5c06 <code>server_public_IP<\/code> \u66ff\u6362\u4e3a\u60a8\u670d\u52a1\u5668\u7684\u516c\u5171 IP\u3002<\/p>\n<pre class=\"post-pre\"><code><ol>\r\n \t<li data-prefix=\"$\">rails server <span class=\"token parameter variable\">--binding<\/span>=<mark>server_public_IP<\/mark><\/li>\r\n<\/ol><\/code><\/pre>\n<p>\u73b0\u5728\uff0c\u60a8\u53ef\u4ee5\u901a\u8fc7\u8bbf\u95ee\u670d\u52a1\u5668\u7684\u516c\u5171 IP \u5730\u5740\u548c 3000 \u7aef\u53e3\uff0c\u5728\u672c\u5730\u7684 Web \u6d4f\u89c8\u5668\u4e2d\u8bbf\u95ee\u60a8\u7684 Rails \u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n<pre class=\"post-pre\"><code>http:\/\/<mark>server_public_IP<\/mark>:3000\r\n<\/code><\/pre>\n<p>\u5728\u8fd9\u4e2a\u7f51\u5740\u4e2d\uff0c\u60a8\u4f1a\u627e\u5230\u4e00\u4e2a Ruby on Rails \u7684\u7f51\u9875\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65646287a4b2f92e6c72507f\/85-0.png\" alt=\"Ruby on Rails \u9875\u9762\" \/>\u5982\u679c\u60a8\u80fd\u591f\u8bbf\u95ee\u9996\u9875\uff0c\u90a3\u4e48\u60a8\u7684\u5e94\u7528\u7a0b\u5e8f\u5df2\u6b63\u786e\u914d\u7f6e\u5e76\u8fde\u63a5\u5230\u4e86 PostgreSQL \u6570\u636e\u5e93\u3002<\/div>\n<p>\u5728\u8fdb\u884c\u6d4b\u8bd5\u914d\u7f6e\u540e\uff0c\u5982\u679c\u60a8\u60f3\u5173\u95ed 3000 \u7aef\u53e3\uff0c\u8bf7\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u3002<\/p>\n<pre class=\"post-pre\"><code><ol>\r\n \t<li data-prefix=\"$\"><span class=\"token function\">sudo<\/span> ufw delete allow <span class=\"token number\">3000<\/span><\/li>\r\n<\/ol><\/code><\/pre>\n<h2>\u7ed3\u8bba<\/h2>\n<p>\u5728\u672c\u6559\u7a0b\u4e2d\uff0c\u60a8\u521b\u5efa\u4e86\u4e00\u4e2a Ruby on Rails Web \u5e94\u7528\u7a0b\u5e8f\uff0c\u5e76\u914d\u7f6e\u4e86\u4e00\u4e2a Ubuntu 20.04 \u670d\u52a1\u5668\u4e0a\u7684 PostgreSQL \u6570\u636e\u5e93\u3002\u5982\u679c\u60a8\u60f3\u4e86\u89e3\u66f4\u591a\u5173\u4e8e Ruby \u7f16\u7a0b\u8bed\u8a00\u7684\u5185\u5bb9\uff0c\u53ef\u4ee5\u67e5\u770b\u6211\u4eec\u5173\u4e8e\u5982\u4f55\u7528 Ruby \u7f16\u7801\u7684\u7cfb\u5217\u6559\u7a0b\u3002<\/p>\n<p>\u5982\u679c\u60a8\u60f3\u4e86\u89e3\u6709\u5173\u9009\u62e9\u5e94\u7528\u7a0b\u5e8f\u6570\u636e\u5e93\u7684\u66f4\u591a\u4fe1\u606f\uff0c\u53ef\u4ee5\u67e5\u770b\u6211\u4eec\u5173\u4e8e SQLite\u3001PostgreSQL \u548c MySQL \u4e4b\u95f4\u7684\u533a\u522b\u53ca\u4f7f\u7528\u6848\u4f8b\u7684\u6559\u7a0b\u3002\u5982\u679c\u60a8\u60f3\u5bf9\u6570\u636e\u5e93\u7684\u4f7f\u7528\u6709\u66f4\u6df1\u5165\u7684\u4e86\u89e3\uff0c\u53ef\u4ee5\u9605\u8bfb\u300aPostgreSQL \u67e5\u8be2\u7b80\u4ecb\u300b\u4e00\u6587\uff0c\u6216\u8005\u63a2\u7d22 Silicon Cloud \u7684\u6258\u7ba1\u6570\u636e\u5e93\u4ea7\u54c1\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4ecb\u7ecd \u5728\u4f7f\u7528Ruby on Rails\u7f51\u9875\u6846\u67b6\u65f6\uff0c\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u5e94\u7528\u7a0b\u5e8f\u5c06\u4f7f\u7528SQLite\u4f5c\u4e3a\u6570\u636e\u5e93\u3002SQLite [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[491,322,176,323,570],"class_list":["post-119","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-postgresql","tag-ruby-on-rails","tag-ubuntu-20-04","tag-web","tag-570"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Ubuntu 20.04\u4e0bRails\u5e94\u7528\u96c6\u6210PostgreSQL\uff1a\u5b8c\u6574\u6307\u5357 - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"\u672c\u6307\u5357\u8be6\u7ec6\u4ecb\u7ecd\u4e86\u5982\u4f55\u5728Ubuntu 20.04\u670d\u52a1\u5668\u4e0a\uff0c\u5c06\u5f3a\u5927\u7684PostgreSQL\u6570\u636e\u5e93\u4e0e\u60a8\u7684Ruby on 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20.04\u670d\u52a1\u5668\u4e0a\uff0c\u5c06\u5f3a\u5927\u7684PostgreSQL\u6570\u636e\u5e93\u4e0e\u60a8\u7684Ruby on Rails\u5e94\u7528\u7a0b\u5e8f\u65e0\u7f1d\u96c6\u6210\u3002\u4ece\u5b89\u88c5\u914d\u7f6e\u5230\u5b9e\u9645\u5e94\u7528\uff0c\u52a9\u60a8\u8f7b\u677e\u642d\u5efa\u9ad8\u6548\u7a33\u5b9a\u7684Web\u670d\u52a1\u3002\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u5728ubuntu-20-04\u4e0a\u5982\u4f55\u5c06postgresql\u4e0e\u60a8\u7684ruby-on-rails\u5e94\u7528\u7a0b\u5e8f\u914d\u5408\u4f7f\u7528\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-16T22:42:12+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-07-31T16:14:09+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65646287a4b2f92e6c72507f\/85-0.png\" \/>\n<meta name=\"author\" content=\"\u6587, \u7fd4\" \/>\n<meta name=\"twitter:card\" 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