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New posts in activerecord

Maximum length of an SQL Query

sql ruby postgresql activerecord

How to create ActiveRecord tableless Model in Rails 3

ruby-on-rails-3 activerecord model ruby-1.9.2

Rails: How to run before_update only for one changed attribute?

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

Duplicate an AR record & re-insert this into the database

php database activerecord yii

Custom SQL query without Corresponding Table

ruby-on-rails activerecord

Rails: order using a has_many/belongs_to relationship

ruby-on-rails activerecord

Rails 3 scoped finds giving ActiveRecord::ReadOnlyRecord

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

Rails: validating a field is present only if another is present

ruby-on-rails ruby validation activerecord

Rails list created/updated records within last 24 hours

ruby-on-rails-3 list activerecord

How to use ANY instead of IN in a WHERE clause with Rails?

sql ruby-on-rails-3 postgresql ruby-on-rails-4 activerecord

Callback for changed ActiveRecord attributes?

ruby-on-rails events activerecord attributes

How can I iterate through a MySQL result set?

mysql ruby activerecord ruby-on-rails-3.2

ActiveRecord#exists? or rescue from ActiveRecord::RecordNotFound

ruby-on-rails exception activerecord

Default values for models in rails

ruby-on-rails ruby activerecord rails-activerecord

Rails: Create association if none is found to avoid nil errors

ruby-on-rails activerecord has-one

Ruby on Rails guides document on Activerecord association incorrect?

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How to use 'after_initialize' in Rails 3?

ruby-on-rails-3 activerecord

thorough guide to Locks/Transactions/Isolation Levels in Rails [closed]

ruby-on-rails activerecord transactions locking isolation-level

Timestamps on HABTM relationships with ActiveRecord

ruby-on-rails activerecord

Delete duplicate records based on multiple columns

sql ruby-on-rails activerecord duplicates rails-activerecord
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