Questions tagged «pg»

我正在使用Ruby on Rails 3.1预版本。我喜欢使用PostgreSQL，但问题是安装pggem。它给了我以下错误： $ 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 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 …

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

我正在尝试为Ruby安装PostgreSQL的pg gem。 我发出了以下命令： gem install pg 我使用RVM安装了Ruby 1.9.2。 上面的命令向我显示了以下错误。 错误是： Building native extensions. This could take a while... ERROR: Error installing pg: ERROR: Failed to build gem native extension. /home/User/.rvm/rubies/ruby-1.9.2-preview3/bin/ruby extconf.rb checking for pg_config... yes checking for libpq-fe.h... yes checking for libpq/libpq-fs.h... yes checking for PQconnectdb() in -lpq... no checking …

292 ruby  postgresql  pg 

每次运行rails 4.0服务器时，都会得到此输出。 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 refused Is the server running on host "localhost" (127.0.0.1) …

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

当我尝试运行捆绑软件（捆绑安装）时，我一直都在 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 the 'libpq-fe.h header *** extconf.rb failed *** Could not create Makefile …

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

$ sudo bundle install 结果 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 

我正在尝试在本地计算机上安装pg gem与Postgres.app一起使用。我在跑小牛队。 Postgres.app已安装并运行良好，但是我无法运行该gem。我已经完成以下工作： 使用了来自Postgres.app文档的命令'env ARCHFLAGS =“-arch x86_64” gem install pg---with-pg-config = / Applications / Postgres.app / Contents / MacOS / bin / pg_config 更新了Homebrew并安装了Apple GCC 4.2 安装了Xcode开发人员工具 更新了我的$ PATH以同时引用Postgres.app bin和lib目录 一切都没有成功。这是我收到的特定错误消息： Building native extensions with: '--with-pg-config=/Applications/Postgres.app/Contents/MacOS/bin/pg_config' This could take a while... ERROR: Error installing pg: ERROR: Failed to build gem …

74 ruby-on-rails  macos  postgresql  osx-mavericks  pg 

我正在尝试创建一个ActiveRecord Object。但是在创建它时遇到了这个错误。 (0.1ms) ROLLBACK ActiveRecord::StatementInvalid: PG::InFailedSqlTransaction: ERROR: current transaction is aborted, commands ignored until end of transaction block 关于这个问题的任何想法。

72 ruby-on-rails  postgresql  activerecord  rollback  pg 

当我运行时（以root用户身份） gem install pg -v '0.12.0' -- --with-pg-config=/usr/pgsql-9.1/bin/pg_config 我得到以下输出： #-> gem instal pg -v '0.12.0' -- --with-pg-config=/usr/pgsql-9.1/bin/pg_config Building native extensions. This could take a while... Successfully installed pg-0.12.0 1 gem installed Installing ri documentation for pg-0.12.0... Installing RDoc documentation for pg-0.12.0... #-> 当我运行捆绑安装时： Installing pg (0.12.0) with native extensions Gem::Installer::ExtensionBuildError: …

72 postgresql  rubygems  bundler  pg