{"id":41911,"date":"2023-05-20T08:17:45","date_gmt":"2023-09-24T12:31:37","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8centos%e4%b8%8a%e5%ae%89%e8%a3%85postgresql%e5%b9%b6%e4%b8%8erails%e8%bf%9b%e8%a1%8c%e8%bf%9e%e6%8e%a5%e3%80%82\/"},"modified":"2024-04-30T05:02:07","modified_gmt":"2024-04-29T21:02:07","slug":"%e5%9c%a8centos%e4%b8%8a%e5%ae%89%e8%a3%85postgresql%e5%b9%b6%e4%b8%8erails%e8%bf%9b%e8%a1%8c%e8%bf%9e%e6%8e%a5%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8centos%e4%b8%8a%e5%ae%89%e8%a3%85postgresql%e5%b9%b6%e4%b8%8erails%e8%bf%9b%e8%a1%8c%e8%bf%9e%e6%8e%a5%e3%80%82\/","title":{"rendered":"\u5728CentOS\u4e0a\u5b89\u88c5PostgreSQL\u5e76\u4e0eRails\u8fdb\u884c\u8fde\u63a5"},"content":{"rendered":"<h1>\u9996\u5148<\/h1>\n<p>\u56e0\u4e3a\u6709\u4e00\u4e2a\u5f88\u4e45\u6ca1\u6709\u5728CentOS\u4e0a\u5b89\u88c5Rails\u7684\u673a\u4f1a\uff0c\u6240\u4ee5\u6211\u628a\u4ece\u5b89\u88c5PostgreSQL\u5230Rails\u8fde\u63a5\u7684\u6b65\u9aa4\u8bb0\u5f55\u4e0b\u6765\u4e86\u3002<\/p>\n<p>\u64cd\u4f5c\u7cfb\u7edf\u73af\u5883\uff1a\u4e2d\u6587\u540d\u4e3a CentOS 7.3.1611\u3002<br \/>\n\u5e94\u7528\u6846\u67b6\u7248\u672c\uff1a\u4e2d\u6587\u540d\u4e3a Rails 5.1.2\u3002<br \/>\n\u6570\u636e\u5e93\u7248\u672c\uff1a\u4e2d\u6587\u540d\u4e3a PostgreSQL 9.2.18\u3002<\/p>\n<p>\u76ee\u6b21<br \/>\n1. \u5b89\u88c5<br \/>\n2. \u9884\u5148\u51c6\u5907<br \/>\n3. \u521b\u5efaDB\u7528\u6237<br \/>\n4. \u521b\u5efa\u6570\u636e\u5e93<br \/>\n\u8865\u5145\uff1a\u8bbe\u7f6epostgres\u7528\u6237\u5bc6\u7801<br \/>\n5. \u8ba4\u8bc1\u8bbe\u7f6e<br \/>\n6. Rails<br \/>\n7. \u81ea\u52a8\u542f\u52a8\u8bbe\u7f6e<\/p>\n<h1>1. \u5b89\u88c5<\/h1>\n<pre class=\"post-pre\"><code># \u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\r\n$ sudo yum install -y postgresql-server\r\n\r\n# \u30d0\u30fc\u30b8\u30e7\u30f3\u78ba\u8a8d\r\n$ psql --version\r\n<\/code><\/pre>\n<h1>2. \u63d0\u524d\u51c6\u5907<\/h1>\n<p>\u521b\u5efa\u6570\u636e\u5e93\u96c6\u7fa4\uff08\u8fdb\u884c\u521d\u59cb\u5316\uff09<\/p>\n<pre class=\"post-pre\"><code># \u521d\u671f\u5316\r\n$ sudo service postgresql initdb\r\n<\/code><\/pre>\n<p>\u5c06PostgreSQL\u542f\u52a8\u4e3a\u670d\u52a1\u3002<\/p>\n<pre class=\"post-pre\"><code># \u30b5\u30fc\u30d3\u30b9\u8d77\u52d5\r\n$ service postgresql start\r\n<\/code><\/pre>\n<p>\u5b89\u88c5PostgreSQL\u540e\uff0c\u53ef\u4ee5\u66f4\u6539\u7cfb\u7edf\u4e2d\u9644\u52a0\u7684postgres\u7528\u6237\u7684\u5bc6\u7801\u3002<\/p>\n<pre class=\"post-pre\"><code>$ sudo passwd postgres\r\n<\/code><\/pre>\n<h1>3. \u521b\u5efaDB\u7528\u6237<\/h1>\n<pre class=\"post-pre\"><code># postgres\u30e6\u30fc\u30b6\u306b\u5207\u308a\u66ff\u3048\r\n$ su - postgres\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code># DB\u30e6\u30fc\u30b6\u3092\u8ffd\u52a0\r\n-bash-4.2$ createuser -P DB\u30e6\u30fc\u30b6\u30fc\u540d\r\n\r\n# psql\u63a5\u7d9a\r\n-bash-4.2$ psql\r\n\r\n# \u30e6\u30fc\u30b6\u4e00\u89a7\u306e\u78ba\u8a8d\r\npostgres=# \\du\r\n\r\n# PostgreSQL\u304b\u3089\u629c\u3051\u308b\r\npostgres=# \\q\r\n<\/code><\/pre>\n<h1>4. \u521b\u5efa\u6570\u636e\u5e93<\/h1>\n<p>\u203b\u5c06\u7528\u6237\u5207\u6362\u4e3apostgres\u7528\u6237\u540e\u6267\u884c<\/p>\n<pre class=\"post-pre\"><code># psql\u63a5\u7d9a\r\n-bash-4.2$ psql\r\n\r\n# \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u4f5c\u6210\r\npostgres=# create database \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u540d;\r\n\r\n# \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u4e00\u89a7\u306e\u78ba\u8a8d\r\npostgres=# \\l\r\n\r\n# PostgreSQL\u304b\u3089\u629c\u3051\u308b\r\npostgres=# \\q\r\n<\/code><\/pre>\n<h1>\u4e3apostgre\u7528\u6237\u8bbe\u7f6e\u5bc6\u7801\u3002<\/h1>\n<p>\u5728\u5207\u6362\u5230postgres\u7528\u6237\u7684\u72b6\u6001\u4e0b\u6267\u884c\u3002<\/p>\n<p>\u5728\u542f\u7528MD5\u8eab\u4efd\u9a8c\u8bc1\u7684\u60c5\u51b5\u4e0b\uff0c\u4e3apostgres\u7528\u6237\u8bbe\u7f6e\u5bc6\u7801\uff0c\u4ee5\u4fbf\u80fd\u591f\u4f7f\u7528psql\u3002<\/p>\n<pre class=\"post-pre\"><code># psql\u63a5\u7d9a\r\n-bash-4.2$ psql\r\n\r\n# \u30d1\u30b9\u30ef\u30fc\u30c9\u8a2d\u5b9a\r\npostgres=# \\password\r\n\r\n# PostgreSQL\u304b\u3089\u629c\u3051\u308b\r\npostgres=# \\q\r\n<\/code><\/pre>\n<h1>5. \u6388\u6743\u8bbe\u7f6e<\/h1>\n<p>\u5c06PostgreSQL\u8fde\u63a5\u65f6\u7684\u8ba4\u8bc1\u65b9\u5f0f\u66f4\u6539\u4e3amd5\u3002<\/p>\n<pre class=\"post-pre\"><code># \u8a8d\u8a3c\u8a2d\u5b9a\u3092\u5909\u66f4\r\n$ sudo vi \/var\/lib\/pgsql\/data\/pg_hba.conf\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code># \"local\" is for Unix domain socket connections only\r\nlocal   all\u3000\u3000\u3000\u3000postgres        md5\r\n<\/code><\/pre>\n<p>\u91cd\u65b0\u542f\u52a8PostgreSQL<\/p>\n<pre class=\"post-pre\"><code>$ sudo service postgresql stop\r\n$ sudo service postgresql start\r\n<\/code><\/pre>\n<h1>6. \u94c1\u8f68<\/h1>\n<p>\u8fd0\u884c`bundle install`\u6765\u5b89\u88c5pq\u3002<\/p>\n<pre class=\"post-pre\"><code>$ sudo yum install -y postgresql-devel\r\n$ vi Gemfile\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"n\">gem<\/span> <span class=\"s1\">'pg'<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code>$ bundle install\r\n<\/code><\/pre>\n<p>\u5c06database.yml\u6587\u4ef6\u4e2d\u521b\u5efa\u7684\u6570\u636e\u5e93\u4fe1\u606f\u8fdb\u884c\u914d\u7f6e<\/p>\n<pre class=\"post-pre\"><code><span class=\"na\">development<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"na\">adapter<\/span><span class=\"pi\">:<\/span> <span class=\"s\">postgresql<\/span>\r\n  <span class=\"na\">encoding<\/span><span class=\"pi\">:<\/span> <span class=\"s\">utf8<\/span>\r\n  <span class=\"na\">pool<\/span><span class=\"pi\">:<\/span> <span class=\"m\">5<\/span>\r\n  <span class=\"na\">username<\/span><span class=\"pi\">:<\/span> <span class=\"s\">DB\u30e6\u30fc\u30b6\u540d<\/span>\r\n  <span class=\"na\">password<\/span><span class=\"pi\">:<\/span> <span class=\"s\">DB\u30e6\u30fc\u30b6\u30d1\u30b9\u30ef\u30fc\u30c9<\/span>\r\n  <span class=\"na\">database<\/span><span class=\"pi\">:<\/span> <span class=\"s\">\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u540d<\/span>\r\n<\/code><\/pre>\n<p>\u5efa\u7acb\u6a21\u578b<\/p>\n<pre class=\"post-pre\"><code>$ cd ~\/hello-app\r\n$ rails g scaffold User name:string age:integer\r\n$ rake db:migrate\r\n<\/code><\/pre>\n<p>\u786e\u8ba4\u8bbf\u95ee<\/p>\n<pre class=\"post-pre\"><code>$ rails s \r\n<\/code><\/pre>\n<p>\u901a\u8fc7\u6d4f\u89c8\u5668\u8bbf\u95ee\u5e76\u6267\u884c\u6570\u636e\u6dfb\u52a0\/\u4fee\u6539\/\u5220\u9664\u64cd\u4f5c<br \/>\nhttp:\/\/xxx.xxx.xxx.xxx\/users<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d497337434c4406cafc96\/41-0.png\" alt=\"PostgreSQL.png\" \/><\/div>\n<h1>7. \u81ea\u52a8\u542f\u52a8\u8bbe\u5b9a<\/h1>\n<p>\u5982\u679c\u786e\u8ba4\u53ef\u4ee5\u8bbf\u95ee\u4e14\u6ca1\u6709\u95ee\u9898\uff0c\u90a3\u4e48\u8fdb\u884c\u81ea\u52a8\u542f\u52a8\u8bbe\u7f6e\u3002<\/p>\n<pre class=\"post-pre\"><code># \u81ea\u52d5\u8d77\u52d5ON\r\n$ sudo systemctl enable postgresql\r\n\r\n# \u72b6\u614b\u78ba\u8a8d\r\n$ sudo systemctl status postgresql\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u9996\u5148 \u56e0\u4e3a\u6709\u4e00\u4e2a\u5f88\u4e45\u6ca1\u6709\u5728CentOS\u4e0a\u5b89\u88c5Rails\u7684\u673a\u4f1a\uff0c\u6240\u4ee5\u6211\u628a\u4ece\u5b89\u88c5PostgreSQL\u5230Rails\u8fde [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-41911","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"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>\u5728CentOS\u4e0a\u5b89\u88c5PostgreSQL\u5e76\u4e0eRails\u8fdb\u884c\u8fde\u63a5 - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u5728centos\u4e0a\u5b89\u88c5postgresql\u5e76\u4e0erails\u8fdb\u884c\u8fde\u63a5\u3002\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta 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