小编use*_*353的帖子

我试图弄清楚如何修复活动记录问题,以便我可以推送到heroku.

----->为Rails资产管道准备应用程序运行:rake资产:预编译rake中止!ActiveRecord :: AdapterNotSpecified:未配置'postgresql'数据库.可用:["development","adapter","encoding","database","host","pool","username","password","production"]

  development:
  adapter: postgresql
  encoding: unicode
  database: sample_app_development
  host: localhost
  pool: 5
  username: sample_app
  password: 

test:
  adapter: postgresql
  encoding: unicode
  database: sample_app_test
  host: localhost
  pool: 5
  username: sample_app
  password: 


production:
  adapter: postgresql
  encoding: unicode
  database: sample_app_production
  host: localhost
  pool: 5
  username: sample_app
  password: