无法安装 pg gem

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我尝试使用 gem install pg 但它似乎不起作用.

I tried using gem install pg but it doesn't seem to work.

gem install pg 给出这个错误

Temporarily enhancing PATH to include DevKit... Building native extensions. This could take a while... ERROR: Error installing pg: ERROR: Failed to build gem native extension. C:/Ruby/bin/ruby.exe 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 due to some reason, probably lack of necessary libraries and/or headers. Check the mkmf.log file for more details. You may need configuration options. Provided configuration options: --with-opt-dir --without-opt-dir --with-opt-include --without-opt-include=${opt-dir}/include --with-opt-lib --without-opt-lib=${opt-dir}/lib --with-make-prog --without-make-prog --srcdir=. --curdir --ruby=C:/Ruby/bin/ruby --with-pg --without-pg --with-pg-dir --without-pg-dir --with-pg-include --without-pg-include=${pg-dir}/include --with-pg-lib --without-pg-lib=${pg-dir}/lib --with-pg-config --without-pg-config --with-pg_config --without-pg_config Gem files will remain installed in C:/Ruby/lib/ruby/gems/1.8/gems/pg-0.10.1 for inspection. Results logged to C:/Ruby/lib/ruby/gems/1.8/gems/pg-0.10.1/ext/gem_make.out

推荐答案

在这里回答:无法在 Windows 上安装 pg gem

没有 Windows 原生版本最新版本的 pg (0.10.0) 发布昨天，但如果你安装 0.9.0 它应该安装二进制文件而不问题.

There is no Windows native version of latest release of pg (0.10.0) released yesterday, but if you install 0.9.0 it should install binaries without issues.