{"id":42173,"date":"2022-12-29T07:06:57","date_gmt":"2024-02-06T22:27:42","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8rails%e6%a1%86%e6%9e%b6%e6%9d%a5%e4%bd%bf%e7%94%a8postgresql%e3%80%82\/"},"modified":"2024-04-29T07:29:15","modified_gmt":"2024-04-28T23:29:15","slug":"%e4%bd%bf%e7%94%a8rails%e6%a1%86%e6%9e%b6%e6%9d%a5%e4%bd%bf%e7%94%a8postgresql%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8rails%e6%a1%86%e6%9e%b6%e6%9d%a5%e4%bd%bf%e7%94%a8postgresql%e3%80%82\/","title":{"rendered":"\u4f7f\u7528Rails\u6846\u67b6\u6765\u4f7f\u7528Postgresql"},"content":{"rendered":"<p>\u5f53\u4f7f\u7528rails new\u547d\u4ee4\u521b\u5efa\u9879\u76ee\u65f6\uff0c\u9ed8\u8ba4\u7684\u6570\u636e\u5e93\u662fsqlite\uff0c\u4f46\u6211\u8ba4\u4e3a\u5728\u5b9e\u9645\u5de5\u4f5c\u4e2d\u5f88\u5c11\u4f7f\u7528\uff0c\u6240\u4ee5\u9700\u8981\u5c06\u5176\u66f4\u6539\u4e3apostgresql\u3002<\/p>\n<h3>\u73af\u5883<\/h3>\n<pre class=\"post-pre\"><code> $ cat \/etc\/lsb-release\r\nDISTRIB_ID=Ubuntu\r\nDISTRIB_RELEASE=18.04\r\nDISTRIB_CODENAME=bionic\r\nDISTRIB_DESCRIPTION=\"Ubuntu 18.04.2 LTS\"\r\n<\/code><\/pre>\n<h3>\u5b89\u88c5PostgreSQL<\/h3>\n<p>\u8bf7\u53c2\u8003\u4ee5\u4e0b\u94fe\u63a5\u8fdb\u884c\u5b89\u88c5\uff1a<br \/>\nhttps:\/\/www.postgresql.org\/download\/linux\/ubuntu\/<\/p>\n<pre class=\"post-pre\"><code>$ sudo emacs \/etc\/apt\/sources.list.d\/pgdg.list\r\n\r\n# \u4e0b\u8a18\u306e\u4e00\u6587\u3092\u8ffd\u52a0\r\n`deb http:\/\/apt.postgresql.org\/pub\/repos\/apt\/ bionic-pgdg main`\r\n\r\n$ wget --quiet -O - https:\/\/www.postgresql.org\/media\/keys\/ACCC4CF8.asc | sudo apt-key add -\r\n$ sudo apt-get update\r\n$ sudo apt-get install postgresql-10\r\n<\/code><\/pre>\n<h3>\u521b\u5efaPostgreSQL\u8d26\u53f7<\/h3>\n<pre class=\"post-pre\"><code>$ sudo -u postgres psql\r\n\r\n# &lt;username&gt;\u3001&lt;password&gt; \u306f\u4efb\u610f\u306e\u5024\u3092\u8a2d\u5b9a\u3059\u308b\r\npostgres=# create role &lt;username&gt; with createdb login password '&lt;password&gt;';\r\n\r\n# \u30ed\u30fc\u30eb\u306e\u78ba\u8a8d\r\npostgres=# \\du\r\n<\/code><\/pre>\n<h3>\u7f16\u8f91PostgreSQL\u7684\u8fde\u63a5\u914d\u7f6e<\/h3>\n<p>\u542c\u5730\u5740 = &#8216;*&#8217;\u6539\u4e3a<\/p>\n<pre class=\"post-pre\"><code>#------------------------------------------------------------------------------\r\n# CONNECTIONS AND AUTHENTICATION\r\n#------------------------------------------------------------------------------\r\n\r\n# - Connection Settings -\r\n\r\nlisten_addresses = '*'      # what IP address(es) to listen on;\r\n<\/code><\/pre>\n<h3>\u7f16\u8f91Gemfile<\/h3>\n<pre class=\"post-pre\"><code>gem 'pg'\r\n<\/code><\/pre>\n<p>\u5c06\u5176\u6dfb\u52a0\u5230Gemfile\u4e2d\uff0c\u5e76\u8fd0\u884cbundle install\u3002<\/p>\n<p>\u5982\u679c\u51fa\u73b0\u4ee5\u4e0b\u7c7b\u4f3c\u7684\u9519\u8bef\u5e76\u5bfc\u81f4\u5931\u8d25\uff0c\u8bf7<\/p>\n<pre class=\"post-pre\"><code>checking for libpq-fe.h... no\r\nCan't find the 'libpq-fe.h header\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code>$ sudo apt-get install libpq-dev\r\n<\/code><\/pre>\n<p>\u7136\u540e\uff0c\u8fd0\u884cbundle install\u3002<\/p>\n<h3>\u7f16\u8f91database.yml\u6587\u4ef6<\/h3>\n<pre class=\"post-pre\"><code><span class=\"na\">default<\/span><span class=\"pi\">:<\/span> <span class=\"nl\">&amp;default<\/span>\r\n  <span class=\"na\">adapter<\/span><span class=\"pi\">:<\/span> <span class=\"s\">postgresql<\/span>\r\n  <span class=\"na\">pool<\/span><span class=\"pi\">:<\/span> <span class=\"s\">&lt;%= ENV.fetch(\"RAILS_MAX_THREADS\") { 5 } %&gt;<\/span>\r\n  <span class=\"na\">username<\/span><span class=\"pi\">:<\/span> <span class=\"s\">&lt;username&gt;<\/span>  <span class=\"c1\"># \u3068\u308a\u3042\u3048\u305a\u30d9\u30bf\u3067<\/span>\r\n  <span class=\"na\">password<\/span><span class=\"pi\">:<\/span> <span class=\"s\">&lt;password&gt;<\/span>  <span class=\"c1\"># \u3068\u308a\u3042\u3048\u305a\u30d9\u30bf\u3067<\/span>\r\n  <span class=\"na\">host<\/span><span class=\"pi\">:<\/span> <span class=\"s\">localhost<\/span>  <span class=\"c1\"># \u3068\u308a\u3042\u3048\u305a<\/span>\r\n  <span class=\"na\">timeout<\/span><span class=\"pi\">:<\/span> <span class=\"m\">5000<\/span>\r\n\r\n<span class=\"na\">development<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"s\">&lt;&lt;<\/span><span class=\"pi\">:<\/span> <span class=\"nv\">*default<\/span>\r\n  <span class=\"na\">database<\/span><span class=\"pi\">:<\/span> <span class=\"s\">&lt;project_name&gt;_development<\/span>\r\n\r\n<span class=\"na\">test<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"s\">&lt;&lt;<\/span><span class=\"pi\">:<\/span> <span class=\"nv\">*default<\/span>\r\n  <span class=\"na\">database<\/span><span class=\"pi\">:<\/span> <span class=\"s\">&lt;project_name&gt;_test<\/span>\r\n\r\n<span class=\"na\">production<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"s\">&lt;&lt;<\/span><span class=\"pi\">:<\/span> <span class=\"nv\">*default<\/span>\r\n  <span class=\"na\">database<\/span><span class=\"pi\">:<\/span> <span class=\"s\">&lt;project_name&gt;<\/span>\r\n<\/code><\/pre>\n<h3>\u5efa\u7acb\u6570\u636e\u5e93<\/h3>\n<pre class=\"post-pre\"><code>$ bundle exec rails db:create\r\nCreated database '&lt;project_name&gt;_development'\r\nCreated database '&lt;project_name&gt;_test'\r\n<\/code><\/pre>\n<p>\u5b9e\u9645\u4e0a\u4e5f\u786e\u8ba4\u4e00\u4e0b\u6570\u636e\u5e93\u4e2d\u7684\u5185\u5bb9\u3002<\/p>\n<pre class=\"post-pre\"><code>$ sudo -u postgres psql\r\n\r\npostgres=# \\l\r\n# &lt;project_name&gt;_development\u3001&lt;project_name&gt;_test\u3001\u304c\u4f5c\u6210\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\r\n<\/code><\/pre>\n<h4>\u8bf7\u53c2\u8003\u3002<\/h4>\n","protected":false},"excerpt":{"rendered":"<p>\u5f53\u4f7f\u7528rails new\u547d\u4ee4\u521b\u5efa\u9879\u76ee\u65f6\uff0c\u9ed8\u8ba4\u7684\u6570\u636e\u5e93\u662fsqlite\uff0c\u4f46\u6211\u8ba4\u4e3a\u5728\u5b9e\u9645\u5de5\u4f5c\u4e2d\u5f88\u5c11\u4f7f\u7528\uff0c\u6240\u4ee5\u9700\u8981\u5c06\u5176 [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-42173","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) - 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