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New posts in activerecord

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

How can I build a front end for querying a Redshift database (hopefully with Rails)

ruby-on-rails activerecord amazon-web-services amazon-redshift

how to call a active record named scope with a string

ruby-on-rails ruby activerecord

How can I rollback a rails save/transaction?

ruby-on-rails activerecord rollback

Rails ActiveRecord - update_all: how to update multiple fields at once with mixed type of arguments

ruby-on-rails ruby activerecord

How do I use functions like CONCAT(), etc. in ARel?

ruby activerecord arel

How do you set a not null constraint in activerecord for ruby?

ruby-on-rails activerecord

Heroku + Rails + PG: ActiveRecord::StatementInvalid (PG::ConnectionBad: PQconsumeInput() SSL connection has been closed unexpectedly

ruby-on-rails postgresql activerecord ssl heroku

Rails models in subfolders and relationships

ruby-on-rails ruby ruby-on-rails-4 activerecord

Codeigniter:$query->free_result() when using active record?

php mysql activerecord codeigniter

Get changed attributes on after_update callback

ruby-on-rails ruby activerecord

Including a virtual attribute in the respond_with hash

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