{"id":41400,"date":"2022-12-31T13:00:15","date_gmt":"2023-03-12T15:37:48","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8ruby%e8%bf%9b%e8%a1%8cpostgresql%e7%9a%84crud%e6%93%8d%e4%bd%9c\/"},"modified":"2024-01-15T10:56:51","modified_gmt":"2024-01-15T02:56:51","slug":"%e4%bd%bf%e7%94%a8ruby%e8%bf%9b%e8%a1%8cpostgresql%e7%9a%84crud%e6%93%8d%e4%bd%9c","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8ruby%e8%bf%9b%e8%a1%8cpostgresql%e7%9a%84crud%e6%93%8d%e4%bd%9c\/","title":{"rendered":"\u4f7f\u7528Ruby\u8fdb\u884cPostgreSQL\u7684CRUD\u64cd\u4f5c"},"content":{"rendered":"<p>\u4f7f\u7528 Arch Linux \u5b89\u88c5\u5e93\u6587\u4ef6\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nb\">sudo <\/span>pacman <span class=\"nt\">-S<\/span> ruby-pg\r\n<\/code><\/pre>\n<p>\u6211\u4f1a\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a&#8221;city&#8221;\u7684\u6570\u636e\u5e93\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">create<\/span> <span class=\"k\">database<\/span> <span class=\"n\">city<\/span> <span class=\"k\">owner<\/span> <span class=\"o\">=<\/span> <span class=\"n\">scott<\/span><span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<p>\u8fde\u63a5\u4fe1\u606f<\/p>\n<pre class=\"post-pre\"><code>user='scott'\r\npassword='*****'\r\ndata_base='city'\r\n<\/code><\/pre>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u4ee5\u4e0b\u662f\u67e5\u8be2PostgreSQL\u7248\u672c\u7684\u65b9\u6cd5\u3002<\/ol>\n<\/li>\n<\/ol>\n<p>version_check.rb<br \/>\n#! \/usr\/bin\/ruby<br \/>\n#<br \/>\n# version_check.rb<br \/>\n#<br \/>\n# 2019\u5e745\u670814\u65e5<br \/>\n# &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211;<br \/>\nrequire &#8216;pg&#8217;<br \/>\nrequire &#8216;dotenv&#8217;<br \/>\n#<br \/>\nputs &#8220;*** \u5f00\u59cb ***&#8221;<br \/>\n#<br \/>\nDotenv.load<br \/>\nuser = ENV[&#8216;user&#8217;]<br \/>\npassword = ENV[&#8216;password&#8217;]<br \/>\ndata_base = ENV[&#8216;data_base&#8217;]<br \/>\n#<br \/>\nconnection = PG::connect(:host =&gt; &#8220;localhost&#8221;,<br \/>\n:user =&gt;user, :password =&gt;password, :dbname =&gt;data_base)<br \/>\n#<br \/>\nrow = connection.exec(&#8220;SELECT VERSION()&#8221;)<br \/>\n#<br \/>\nputs(&#8220;\u670d\u52a1\u5668\u7248\u672c: &#8221; + row[0].to_s)<br \/>\n#<br \/>\nconnection.finish<br \/>\n#<br \/>\nputs &#8220;*** \u7ed3\u675f ***&#8221;<br \/>\n#<br \/>\n# &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211;<\/p>\n<p>\u6267\u884c\u7ed3\u679c<br \/>\n$ .\/version_check.rb<br \/>\n*** \u5f00\u59cb ***<br \/>\n\u670d\u52a1\u5668\u7248\u672c: {&#8220;version&#8221;=&gt;&#8221;PostgreSQL 15.3 on x86_64-pc-linux-gnu, compiled by gcc (GCC) 13.1.1 20230429, 64-bit&#8221;}<br \/>\n*** \u7ed3\u675f ***<\/p>\n<p>\u521b\u5efa<\/p>\n<p>postgre_create.rb<br \/>\n#! \/usr\/bin\/ruby<br \/>\n# -*- encoding: utf-8 -*-<br \/>\n#<br \/>\n# ruby\/create\/postgre_create.rb<br \/>\n#<br \/>\n# 2019\u5e745\u670814\u65e5<br \/>\n# &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;<br \/>\nrequire &#8216;pg&#8217;<br \/>\nrequire &#8216;dotenv&#8217;<br \/>\n#<br \/>\n# &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;<br \/>\ndef dict_append_proc (dict_aa,id,name,population,date_mod)<br \/>\nunit = {}<br \/>\nunit[&#8216;name&#8217;] = name<br \/>\nunit[&#8216;population&#8217;] = population<br \/>\nunit[&#8216;date_mod&#8217;] = date_mod<br \/>\nkey = id.to_s<br \/>\ndict_aa[key] = unit<br \/>\nreturn dict_aa<br \/>\nend<br \/>\n# &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;<br \/>\ndef prepare_data_proc ()<br \/>\ndict_aa={}<br \/>\ndict_aa=dict_append_proc(dict_aa,&#8217;t3461&#8242;,&#8221;\u5e7f\u5c9b&#8221;,83162,&#8221;2006-3-12&#8243;)<br \/>\ndict_aa=dict_append_proc(dict_aa,&#8217;t3462&#8242;,&#8221;\u798f\u5c71&#8221;,97385,&#8221;2006-4-27&#8243;)<br \/>\ndict_aa=dict_append_proc(dict_aa,&#8217;t3463&#8242;,&#8221;\u4e1c\u5e7f\u5c9b&#8221;,58724,&#8221;2006-5-8&#8243;)<br \/>\ndict_aa=dict_append_proc(dict_aa,&#8217;t3464&#8242;,&#8221;\u5449&#8221;,25914,&#8221;2006-1-15&#8243;)<br \/>\ndict_aa=dict_append_proc(dict_aa,&#8217;t3465&#8242;,&#8221;\u5c3e\u9053&#8221;,84721,&#8221;2006-5-21&#8243;)<br \/>\ndict_aa=dict_append_proc(dict_aa,&#8217;t3466&#8242;,&#8221;\u7af9\u539f&#8221;,21853,&#8221;2006-4-7&#8243;)<br \/>\ndict_aa=dict_append_proc(dict_aa,&#8217;t3467&#8242;,&#8221;\u4e09\u6b21&#8221;,42637,&#8221;2006-4-8&#8243;)<br \/>\ndict_aa=dict_append_proc(dict_aa,&#8217;t3468&#8242;,&#8221;\u5927\u7af9&#8221;,53129,&#8221;2006-8-15&#8243;)<br \/>\ndict_aa=dict_append_proc(dict_aa,&#8217;t3469&#8242;,&#8221;\u5e9c\u4e2d&#8221;,71956,&#8221;2006-12-21&#8243;)<br \/>\nreturn dict_aa<br \/>\nend<br \/>\n# &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;<br \/>\ndef create_proc (connection)<br \/>\nsql_str=&#8221;create TABLE cities (&#8221; \\<br \/>\n+ &#8220;id varchar(10) NOT NULL PRIMARY KEY,&#8221; \\<br \/>\n+ &#8220;name varchar(20),&#8221; \\<br \/>\n+ &#8220;population int,&#8221; \\<br \/>\n+ &#8220;date_mod varchar(40))&#8221;<br \/>\nputs sql_str<br \/>\nconnection.exec(sql_str)<br \/>\nend<br \/>\n# &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;<br \/>\ndef drop_proc (connection)<br \/>\nsql_str=&#8221;drop table cities&#8221;<br \/>\nputs sql_str<br \/>\nconnection.exec(sql_str)<br \/>\nend<br \/>\n# &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;<br \/>\ndef insert_proc (connection,id,name,population,date_mod)<br \/>\nsql_str=&#8221;INSERT into cities &#8221; \\<br \/>\n+ &#8220;(id, Name, Population, date_mod) values \\<br \/>\n(&#8216;#{id}&#8217;, &#8216;#{name}&#8217;,#{population},&#8217;#{date_mod}&#8217;)&#8221;<br \/>\n# puts sql_str<br \/>\nconnection.exec(sql_str)<br \/>\nend<br \/>\n# &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;<br \/>\nputs &#8220;*** \u5f00\u59cb ***&#8221;<br \/>\n#<br \/>\nDotenv.load<br \/>\nuser = ENV[&#8216;user&#8217;]<br \/>\npassword = ENV[&#8216;password&#8217;]<br \/>\ndata_base = ENV[&#8216;data_base&#8217;]<br \/>\n#<br \/>\nconnection = PG::connect(:host =&gt; &#8220;localhost&#8221;,<br \/>\n:user =&gt;user, :password =&gt;password, :dbname =&gt;data_base)<br \/>\n#<br \/>\n#<br \/>\ndict_aa=prepare_data_proc()<br \/>\n#<br \/>\ndrop_proc(connection)<br \/>\ncreate_proc(connection)<br \/>\n#<br \/>\ndict_aa.each {|key,value |<br \/>\ninsert_proc(connection,key,value[&#8216;name&#8217;], \\<br \/>\nvalue[&#8216;population&#8217;],value[&#8216;date_mod&#8217;])<br \/>\n}<br \/>\n#<br \/>\nconnection.finish<br \/>\n#<br \/>\nputs &#8220;*** \u7ed3\u675f ***&#8221;<br \/>\n#<br \/>\n# &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;<\/p>\n<p>\u8bfb\u53d6<\/p>\n<p>postgre_read.rb<br \/>\n#! \/usr\/bin\/ruby<br \/>\n# -*- coding: utf-8 -*-<br \/>\n#<br \/>\n# postgre_read.rb<br \/>\n#<br \/>\n# 2019\u5e745\u670814\u65e5<br \/>\n#<br \/>\nrequire &#8216;pg&#8217;<br \/>\nrequire &#8216;dotenv&#8217;<br \/>\n#<br \/>\n# &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211;<br \/>\nputs &#8220;*** \u5f00\u59cb ***&#8221;<br \/>\n#<br \/>\nDotenv.load<br \/>\nuser = ENV[&#8216;user&#8217;]<br \/>\npassword = ENV[&#8216;password&#8217;]<br \/>\ndata_base = ENV[&#8216;data_base&#8217;]<br \/>\n#<br \/>\nconnection = PG::connect(:host =&gt; &#8220;localhost&#8221;,<br \/>\n:user =&gt;user, :password =&gt;password, :dbname =&gt;data_base)<br \/>\n#<br \/>\ntable = connection.exec(&#8216;select * from cities order by ID&#8217;)<br \/>\n#<br \/>\ntable.each {|row|<br \/>\nprint(row[&#8220;id&#8221;] + &#8220;\\t&#8221;)<br \/>\nprint(row[&#8220;name&#8221;] + &#8220;\\t&#8221;)<br \/>\nprint(row[&#8220;population&#8221;] + &#8220;\\t&#8221;)<br \/>\nprint(row[&#8220;date_mod&#8221;] + &#8220;\\n&#8221;)<br \/>\n}<br \/>\n#<br \/>\nconnection.finish<br \/>\n#<br \/>\nputs &#8220;*** \u7ed3\u675f ***&#8221;<br \/>\n# &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211;<\/p>\n<p>\u66f4\u65b0<\/p>\n<p>postgre_update.rb<br \/>\n#! \/usr\/bin\/ruby<br \/>\n# -*- coding: utf-8 -*-<br \/>\n#<br \/>\n# postgre_update.rb<br \/>\n#<br \/>\n# 2019\u5e745\u670814\u65e5<br \/>\n#<br \/>\nrequire &#8216;pg&#8217;<br \/>\nrequire &#8216;dotenv&#8217;<br \/>\n#<br \/>\n# &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;<br \/>\nputs &#8220;*** \u5f00\u59cb ***&#8221;<br \/>\n#<br \/>\nDotenv.load<br \/>\nuser = ENV[&#8216;user&#8217;]<br \/>\npassword = ENV[&#8216;password&#8217;]<br \/>\ndata_base = ENV[&#8216;data_base&#8217;]<br \/>\n#<br \/>\nconnection = PG::connect(:host =&gt; &#8220;localhost&#8221;,<br \/>\n:user =&gt;user, :password =&gt;password, :dbname =&gt;data_base)<br \/>\n#<br \/>\nid_in = ARGV[0]<br \/>\npopulation_in = ARGV[1].to_i<br \/>\n#<br \/>\nputs id_in,population_in<br \/>\n#<br \/>\ndate_mod=Date.today<br \/>\nsql_str=&#8221;UPDATE cities SET population=&#8217;#{population_in}&#8217;, DATE_MOD=&#8217;#{date_mod}&#8217; where ID = &#8216;#{id_in}'&#8221;<br \/>\nputs sql_str<br \/>\nconnection.exec(sql_str)<br \/>\n#<br \/>\nconnection.finish<br \/>\n#<br \/>\nputs &#8220;*** \u7ed3\u675f ***&#8221;<br \/>\n# &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;<\/p>\n<p>\u5220\u9664<\/p>\n<p>postgre_delete.rb<br \/>\n#! \/usr\/bin\/ruby<br \/>\n# -*- coding: utf-8 -*-<br \/>\n#<br \/>\n# postgre_delete.rb<br \/>\n#<br \/>\n# 2019\u5e745\u670814\u65e5<br \/>\n#<br \/>\nrequire &#8216;pg&#8217;<br \/>\nrequire &#8216;dotenv&#8217;<br \/>\n#<br \/>\n# &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;<br \/>\nputs &#8220;*** \u5f00\u59cb ***&#8221;<br \/>\n#<br \/>\nDotenv.load<br \/>\nuser = ENV[&#8216;user&#8217;]<br \/>\npassword = ENV[&#8216;password&#8217;]<br \/>\ndata_base = ENV[&#8216;data_base&#8217;]<br \/>\n#<br \/>\nconnection = PG::connect(:host =&gt; &#8220;localhost&#8221;,<br \/>\n:user =&gt;user, :password =&gt;password, :dbname =&gt;data_base)<br \/>\n#<br \/>\nid_in = ARGV[0]<br \/>\n#<br \/>\nputs id_in<br \/>\n#<br \/>\nsql_str=&#8221;DELETE from cities where ID = &#8216;#{id_in}'&#8221;<br \/>\nputs sql_str<br \/>\nconnection.exec(sql_str)<br \/>\n#<br \/>\n#<br \/>\nconnection.finish<br \/>\n#<br \/>\nputs &#8220;*** \u7ed3\u675f ***&#8221;<br \/>\n# &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f7f\u7528 Arch Linux \u5b89\u88c5\u5e93\u6587\u4ef6\u3002 sudo pacman -S ruby-pg \u6211\u4f1a\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a&#038;#8 [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-41400","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>\u4f7f\u7528Ruby\u8fdb\u884cPostgreSQL\u7684CRUD\u64cd\u4f5c - 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\/\u4f7f\u7528ruby\u8fdb\u884cpostgresql\u7684crud\u64cd\u4f5c\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u4f7f\u7528Ruby\u8fdb\u884cPostgreSQL\u7684CRUD\u64cd\u4f5c\" \/>\n<meta property=\"og:description\" content=\"\u4f7f\u7528 Arch Linux \u5b89\u88c5\u5e93\u6587\u4ef6\u3002 sudo pacman -S ruby-pg \u6211\u4f1a\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a&amp;#8 [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u4f7f\u7528ruby\u8fdb\u884cpostgresql\u7684crud\u64cd\u4f5c\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2023-03-12T15:37:48+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-01-15T02:56:51+00:00\" \/>\n<meta name=\"author\" content=\"\u79d1, \u96c5\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"\u79d1, \u96c5\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8ruby%e8%bf%9b%e8%a1%8cpostgresql%e7%9a%84crud%e6%93%8d%e4%bd%9c\/\",\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8ruby%e8%bf%9b%e8%a1%8cpostgresql%e7%9a%84crud%e6%93%8d%e4%bd%9c\/\",\"name\":\"\u4f7f\u7528Ruby\u8fdb\u884cPostgreSQL\u7684CRUD\u64cd\u4f5c - Blog - Silicon Cloud\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#website\"},\"datePublished\":\"2023-03-12T15:37:48+00:00\",\"dateModified\":\"2024-01-15T02:56:51+00:00\",\"author\":{\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/41e222757cdd2a3365361328bd79970a\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8ruby%e8%bf%9b%e8%a1%8cpostgresql%e7%9a%84crud%e6%93%8d%e4%bd%9c\/#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8ruby%e8%bf%9b%e8%a1%8cpostgresql%e7%9a%84crud%e6%93%8d%e4%bd%9c\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8ruby%e8%bf%9b%e8%a1%8cpostgresql%e7%9a%84crud%e6%93%8d%e4%bd%9c\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.silicloud.com\/zh\/blog\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"\u4f7f\u7528Ruby\u8fdb\u884cPostgreSQL\u7684CRUD\u64cd\u4f5c\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#website\",\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/\",\"name\":\"Blog - Silicon Cloud\",\"description\":\"\",\"inLanguage\":\"zh-Hans\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/41e222757cdd2a3365361328bd79970a\",\"name\":\"\u79d1, \u96c5\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/1b2d3e00a7df03689797ebd4af8c5827ba5af936849a71050ec331f4cf902c5d?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/1b2d3e00a7df03689797ebd4af8c5827ba5af936849a71050ec331f4cf902c5d?s=96&d=mm&r=g\",\"caption\":\"\u79d1, \u96c5\"},\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/author\/keya\/\"},{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8ruby%e8%bf%9b%e8%a1%8cpostgresql%e7%9a%84crud%e6%93%8d%e4%bd%9c\/#local-main-organization-logo\",\"url\":\"\",\"contentUrl\":\"\",\"caption\":\"Blog - Silicon Cloud\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"\u4f7f\u7528Ruby\u8fdb\u884cPostgreSQL\u7684CRUD\u64cd\u4f5c - Blog - Silicon Cloud","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.silicloud.com\/zh\/blog\/\u4f7f\u7528ruby\u8fdb\u884cpostgresql\u7684crud\u64cd\u4f5c\/","og_locale":"zh_CN","og_type":"article","og_title":"\u4f7f\u7528Ruby\u8fdb\u884cPostgreSQL\u7684CRUD\u64cd\u4f5c","og_description":"\u4f7f\u7528 Arch Linux \u5b89\u88c5\u5e93\u6587\u4ef6\u3002 sudo pacman -S ruby-pg \u6211\u4f1a\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a&#8 [&hellip;]","og_url":"https:\/\/www.silicloud.com\/zh\/blog\/\u4f7f\u7528ruby\u8fdb\u884cpostgresql\u7684crud\u64cd\u4f5c\/","og_site_name":"Blog - Silicon Cloud","article_published_time":"2023-03-12T15:37:48+00:00","article_modified_time":"2024-01-15T02:56:51+00:00","author":"\u79d1, \u96c5","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"\u79d1, \u96c5","\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4":"3 \u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8ruby%e8%bf%9b%e8%a1%8cpostgresql%e7%9a%84crud%e6%93%8d%e4%bd%9c\/","url":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8ruby%e8%bf%9b%e8%a1%8cpostgresql%e7%9a%84crud%e6%93%8d%e4%bd%9c\/","name":"\u4f7f\u7528Ruby\u8fdb\u884cPostgreSQL\u7684CRUD\u64cd\u4f5c - Blog - Silicon Cloud","isPartOf":{"@id":"https:\/\/www.silicloud.com\/zh\/blog\/#website"},"datePublished":"2023-03-12T15:37:48+00:00","dateModified":"2024-01-15T02:56:51+00:00","author":{"@id":"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/41e222757cdd2a3365361328bd79970a"},"breadcrumb":{"@id":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8ruby%e8%bf%9b%e8%a1%8cpostgresql%e7%9a%84crud%e6%93%8d%e4%bd%9c\/#breadcrumb"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8ruby%e8%bf%9b%e8%a1%8cpostgresql%e7%9a%84crud%e6%93%8d%e4%bd%9c\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8ruby%e8%bf%9b%e8%a1%8cpostgresql%e7%9a%84crud%e6%93%8d%e4%bd%9c\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/www.silicloud.com\/zh\/blog\/"},{"@type":"ListItem","position":2,"name":"\u4f7f\u7528Ruby\u8fdb\u884cPostgreSQL\u7684CRUD\u64cd\u4f5c"}]},{"@type":"WebSite","@id":"https:\/\/www.silicloud.com\/zh\/blog\/#website","url":"https:\/\/www.silicloud.com\/zh\/blog\/","name":"Blog - Silicon Cloud","description":"","inLanguage":"zh-Hans"},{"@type":"Person","@id":"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/41e222757cdd2a3365361328bd79970a","name":"\u79d1, \u96c5","image":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/1b2d3e00a7df03689797ebd4af8c5827ba5af936849a71050ec331f4cf902c5d?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/1b2d3e00a7df03689797ebd4af8c5827ba5af936849a71050ec331f4cf902c5d?s=96&d=mm&r=g","caption":"\u79d1, \u96c5"},"url":"https:\/\/www.silicloud.com\/zh\/blog\/author\/keya\/"},{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8ruby%e8%bf%9b%e8%a1%8cpostgresql%e7%9a%84crud%e6%93%8d%e4%bd%9c\/#local-main-organization-logo","url":"","contentUrl":"","caption":"Blog - Silicon Cloud"}]}},"_links":{"self":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts\/41400","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/comments?post=41400"}],"version-history":[{"count":2,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts\/41400\/revisions"}],"predecessor-version":[{"id":58825,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts\/41400\/revisions\/58825"}],"wp:attachment":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/media?parent=41400"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/categories?post=41400"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/tags?post=41400"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}