Adding index :unique to a column in ruby on rails via generate migration Adding index :unique to a column in ruby on rails via generate migration database database

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Adding index :unique to a column in ruby on rails via generate migration

ruby-on-rails database ruby-on-rails-3.2 migration

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Ruby on Rails: Update boolean record in database

ruby-on-rails database ruby-on-rails-3 ruby-on-rails-3.2 boolean

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Tricky Rails ActiveRecord (SQL is acceptable!) query to find a proportion of users given conditions in two join tables

sql ruby-on-rails database ruby-on-rails-3.2

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