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New posts in rails-activerecord

has_one association not working with includes

ruby-on-rails postgresql activerecord rails-activerecord

Affected rows for ActiveRecord::Base.connection.execute with Postgres

ruby-on-rails postgresql rails-activerecord

ActiveRecord boolean validation accepting non-boolean values

ruby-on-rails validation activerecord rails-activerecord

Rails after_save callback not firing

ruby-on-rails callback rails-activerecord after-save

How do you get a count of a subquery in Active Record?

ruby-on-rails postgresql subquery rails-activerecord

Finding in array of active record results

arrays ruby-on-rails ruby activerecord rails-activerecord

Adding parameter to a scope

ruby-on-rails ruby-on-rails-3.2 rails-activerecord

ActiveRecord query through multiple joins

ruby-on-rails-4 rails-activerecord active-record-query

consolidating multiple column counts into a single query with Rails 4 Activerecord

ruby-on-rails postgresql rails-activerecord

Compare only the times of two timestamps in postgres

sql postgresql rails-activerecord rails-postgresql

Implementing the composite pattern in Ruby on Rails

ruby-on-rails design-patterns polymorphism rails-activerecord composite

ActiveRecord :includes - how to use map with loaded associations?

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Rails ActiveRecord handle an id column that is not the primary key

mysql ruby-on-rails rails-activerecord primary-key

Performance differences between .exists? and .where.present?

ruby-on-rails ruby-on-rails-3 performance rails-activerecord

Merge arrays in Ruby/Rails

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Ruby on Rails: Running custom validation function only when other properties are present

ruby-on-rails ruby rails-activerecord rspec-rails

Rails Active Record has nil id after commit

ruby-on-rails ruby rails-activerecord
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