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New posts in activerecord

Turn SQL query into ActiveRecord Relation

sql ruby-on-rails activerecord ruby-on-rails-4 active-relation

How to make associations work in built and unsaved objects?

ruby-on-rails activerecord

Representing ecommerce products and variations cleanly in the database

sql ruby-on-rails ruby database activerecord

Create association before record is saved

ruby ruby-on-rails-3 activerecord

Fixing this Error: NameError (uninitialized constant ActiveRecord::ConnectionAdapters::Mysql2Adapter::Column)

ruby-on-rails activerecord mysql2

Are you allowed to use a find_each query with an includes statement?

ruby-on-rails activerecord

Rails has_many custom ActiveRecord Association

ruby-on-rails database activerecord

What's the Rails 3 replacement for ActiveRecord::Errors?

ruby-on-rails ruby activerecord

How to do has_many with a model that is in a namespace

ruby activerecord ruby-on-rails-3

Handling Complex WHERE clauses with a PHP Query Builder

php sql mysql postgresql activerecord

Rails Arel selecting distinct columns

ruby-on-rails activerecord arel

Empty array as default for active_record serialized attribute

ruby-on-rails ruby-on-rails-3 serialization activerecord attributes

rails, how to alias a relation in model?

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

Rails Search ActiveRecord with Logical Operators

ruby-on-rails ruby activerecord rails-activerecord

find_by_sql to something that returns an activeRecords relation

ruby-on-rails activerecord

Elegant PostgreSQL Group by for Ruby on Rails / ActiveRecord

ruby-on-rails postgresql activerecord

Use Arel for a nested set & join query and convert to ActiveRecord::Relation

activerecord ruby-on-rails-3 arel

limit the number of objects returned in a has_many

ruby-on-rails activerecord limit has-many

When should I validate the presence of an ActiveRecord association object vs its id?

ruby-on-rails ruby activerecord

Rails has_many through aliasing with source and source_type for multiple types

ruby-on-rails activerecord associations has-many-through has-many
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