Preguntas etiquetadas con pg

Estoy usando la versión previa Ruby on Rails 3.1. Me gusta usar PostgreSQL, pero el problema es instalar la pggema. Me da el siguiente error: $ gem install pg Building native extensions. This could take a while... ERROR: Error installing pg: ERROR: Failed to build gem native extension. /home/u/.rvm/rubies/ruby-1.9.2-p0/bin/ruby extconf.rb …

790 ruby-on-rails  ruby-on-rails-3  postgresql  rails-postgresql  pg 

Estoy tratando de instalar la gema pg de PostgreSQL para Ruby. Emití el siguiente comando: gem install pg Instalé Ruby 1.9.2 usando RVM. El comando anterior me muestra el siguiente error. El error es: Building native extensions. This could take a while... ERROR: Error installing pg: ERROR: Failed to build …

292 ruby  postgresql  pg 

Cada vez que ejecuto mi servidor rails 4.0, obtengo este resultado. Started GET "/" for 127.0.0.1 at 2013-11-06 23:56:36 -0500 PG::ConnectionBad - could not connect to server: Connection refused Is the server running on host "localhost" (::1) and accepting TCP/IP connections on port 5432? could not connect to server: Connection …

271 ruby-on-rails  ruby  ruby-on-rails-4  database-connection  pg 

Cuando intento ejecutar el paquete (instalación del paquete), todo el tiempo obtengo Installing pg (0.13.2) with native extensions Gem::Installer::ExtensionBuildError: ERROR: Failed to build gem native extension. /Users/ryan/.rvm/rubies/ruby-1.9.2-p290/bin/ruby extconf.rb checking for pg_config... no No pg_config... trying anyway. If building fails, please try again with --with-pg-config=/path/to/pg_config checking for libpq-fe.h... no Can't find …

98 ruby-on-rails  macos  postgresql-9.1  pg  libpq 

$ sudo bundle install Resultado Fetching gem metadata from https://rubygems.org/........... Fetching gem metadata from https://rubygems.org/.. Using rake (0.9.2.2) Using i18n (0.6.1) Using multi_json (1.3.6) Using activesupport (3.2.8) Using builder (3.0.4) Using activemodel (3.2.8) Using erubis (2.7.0) Using journey (1.0.4) Using rack (1.4.1) Using rack-cache (1.2) Using rack-test (0.6.2) Using hike …

86 c  ruby-on-rails  sqlite  ruby-on-rails-3  pg