{"id":42243,"date":"2023-05-24T11:52:42","date_gmt":"2023-07-26T10:30:47","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e9%80%9a%e8%bf%87%e5%ae%89%e8%a3%85%ef%bc%8c%e9%85%8d%e7%bd%aerails-postgresql%e7%8e%af%e5%a2%83%e3%80%82\/"},"modified":"2024-04-30T05:45:57","modified_gmt":"2024-04-29T21:45:57","slug":"%e9%80%9a%e8%bf%87%e5%ae%89%e8%a3%85%ef%bc%8c%e9%85%8d%e7%bd%aerails-postgresql%e7%8e%af%e5%a2%83%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e9%80%9a%e8%bf%87%e5%ae%89%e8%a3%85%ef%bc%8c%e9%85%8d%e7%bd%aerails-postgresql%e7%8e%af%e5%a2%83%e3%80%82\/","title":{"rendered":"\u901a\u8fc7\u5b89\u88c5\uff0c\u914d\u7f6eRails-PostgreSQL\u73af\u5883"},"content":{"rendered":"

\u73af\u5883<\/h1>\n
$ <\/span>psql --version<\/span>\r\npsql (<\/span>PostgreSQL)<\/span> 9.3.10\r\n\r\n$ <\/span>cat<\/span> \/etc\/lsb-release\r\nDISTRIB_ID<\/span>=<\/span>Ubuntu\r\nDISTRIB_RELEASE<\/span>=<\/span>14.04\r\nDISTRIB_CODENAME<\/span>=<\/span>trusty\r\nDISTRIB_DESCRIPTION<\/span>=<\/span>\"Ubuntu 14.04.3 LTS\"<\/span>\r\n\r\n$ <\/span>bundle list\r\n  *<\/span> pg (<\/span>0.18.3)<\/span>\r\n  *<\/span> rails (<\/span>4.2.4)<\/span>\r\n  ...\r\n<\/code><\/pre>\n
PostgreSQL\u7684\u8bbe\u7f6e<\/h1>\n
$ <\/span>sudo <\/span>apt-get install <\/span>postgresql\r\n# install\u3059\u308b\u3068PostgreSQL\u306e\u30b5\u30fc\u30d3\u30b9\u304c\u30d0\u30c3\u30af\u3067\u8d70\u308b<\/span>\r\n$ <\/span>\/etc\/init.d\/postgresql status\r\n9.3\/main (<\/span>port 5432)<\/span>: online\r\n# PostgreSQL\u306eroot user\u3067\u3042\u308bpostgres\u30e6\u30fc\u30b6\u3068\u3057\u3066psql\u3092\u5b9f\u884c\u3059\u308b<\/span>\r\n$ <\/span>sudo<\/span> -u<\/span> postgres psql\r\n<\/code><\/pre>\n
\u6211\u5011\u73fe\u5728\u8981\u6e96\u5099\u8a2d\u5b9a\u4e00\u500bRails\u9805\u76ee\u7684\u89d2\u8272\u3002<\/p>\n
postgres=# create role projectname with createdb login password 'password';\r\npostgres=# \\q\r\n<\/code><\/pre>\n
Rails\u7684\u914d\u7f6e<\/h1>\n
$ <\/span>rails new projectname -TB<\/span> --database<\/span>=<\/span>postgresql\r\n$ <\/span>cd <\/span>projectname\r\n<\/code><\/pre>\n
\u7531\u4e8e\u6267\u884cbundle install\u4f1a\u5bfc\u81f4pg\u51fa\u73b0\u9519\u8bef\uff0c\u56e0\u6b64\u9700\u8981\u5148\u5b89\u88c5\u76f8\u5173\u4f9d\u8d56\u5173\u7cfb\u3002<\/p>\n
$ <\/span>sudo <\/span>apt-get install <\/span>libpq-dev\r\n<\/code><\/pre>\n
\u5b89\u88c5\u6240\u9700\u7684gem\u3002<\/p>\n
source<\/span> 'https:\/\/rubygems.org'<\/span>\r\n\r\ngem<\/span> 'rails'<\/span>,<\/span> '4.2.4'<\/span>\r\ngem<\/span> 'pg'<\/span>\r\n\r\n# scaffold\u78ba\u8a8d\u7528\u306b\u5fc5\u8981<\/span>\r\ngem<\/span> 'therubyracer'<\/span>,<\/span> platforms: :ruby<\/span>\r\ngem<\/span> 'jquery-rails'<\/span>\r\ngem<\/span> 'turbolinks'<\/span>\r\n<\/code><\/pre>\n
$ <\/span>bundle install<\/span> --path<\/span> vendor\/bundle\r\n<\/code><\/pre>\n
\u4e3a\u4e86\u5c06Rails\u4e0e\u5148\u524d\u521b\u5efa\u7684PostgreSQL\u89d2\u8272\u5173\u8054\u8d77\u6765\uff0c\u60a8\u9700\u8981\u7f16\u8f91config\/database.yml\u3002<\/p>\n
default<\/span>:<\/span>\r\n  adapter<\/span>:<\/span> postgresql<\/span>\r\n  encoding<\/span>:<\/span> unicode<\/span>\r\n  pool<\/span>:<\/span> 5<\/span>\r\n  # \u4ee5\u4e0b\u306e3\u3064\u3092\u8ffd\u52a0<\/span>\r\n  username<\/span>:<\/span> projectname<\/span>\r\n  password<\/span>:<\/span> password<\/span>\r\n  # Rails\u30b5\u30fc\u30d0\u3068PostgreSQL\u30b5\u30fc\u30d0\u304c\u540c\u3058\u5834\u5408<\/span>\r\n  host<\/span>:<\/span> localhost<\/span>\r\ndevelopment<\/span>:<\/span>\r\n  <<<\/span>:<\/span> *default<\/span>\r\n  database<\/span>:<\/span> projectname_development<\/span>\r\ntest<\/span>:<\/span>\r\n  <<<\/span>:<\/span> *default<\/span>\r\n  database<\/span>:<\/span> projectname_test<\/span>\r\n<\/code><\/pre>\n
\u8fd0\u884c rake db:setup \u4f1a\u751f\u6210\u6240\u9700\u7684 db\/schema.rb \u6587\u4ef6\u3002<\/p>\n
$ <\/span>rake db:migrate\r\n<\/code><\/pre>\n
\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u521b\u5efa\u540d\u4e3aprojectname_development\u548cprojectname_test\u7684\u6570\u636e\u5e93\u3002<\/p>\n
$ <\/span>rake db:setup\r\n<\/code><\/pre>\n
\u8ba9\u6211\u4eec\u5c1d\u8bd5\u4f7f\u7528\u6570\u636e\u5e93\u5427\u3002<\/p>\n
$ <\/span>rails g scaffold Post title:string body:text\r\n$ <\/span>rake db:migrate\r\n$ <\/span>rails s\r\n<\/code><\/pre>\n
\u8bf7\u6253\u5f00\u6d4f\u89c8\u5668\u5e76\u8bbf\u95ee localhost:3000\/posts\uff0c\u4ee5\u786e\u8ba4\u529f\u80fd\u662f\u5426\u6b63\u5e38\uff0c\u56e0\u4e3a\u51c6\u5907\u5de5\u4f5c\u5df2\u5b8c\u6210\u3002<\/p>\n
\u8bf7\u63d0\u4f9b\u4ee5\u4e0b\u5185\u5bb9\u7684\u4e2d\u6587\u672c\u5730\u5316\u7248\u672c\uff1a<\/h1>\n
\u53c2\u8003<\/p>\n","protected":false},"excerpt":{"rendered":"
\u73af\u5883 $ psql –version psql (PostgreSQL) 9.3.10 $ cat \/etc […]<\/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-42243","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\n\u901a\u8fc7\u5b89\u88c5\uff0c\u914d\u7f6eRails-PostgreSQL\u73af\u5883 - 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\/\u901a\u8fc7\u5b89\u88c5\uff0c\u914d\u7f6erails-postgresql\u73af\u5883\u3002\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u901a\u8fc7\u5b89\u88c5\uff0c\u914d\u7f6eRails-PostgreSQL\u73af\u5883\" \/>\n<meta property=\"og:description\" content=\"\u73af\u5883 $ psql --version psql (PostgreSQL) 9.3.10 $ cat \/etc […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u901a\u8fc7\u5b89\u88c5\uff0c\u914d\u7f6erails-postgresql\u73af\u5883\u3002\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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