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New posts in rails-activerecord

Why does ActiveRecord's :include do two queries?

ruby-on-rails ruby rails-activerecord

Do ActiveRecord locks have to occur inside a transaction?

ruby-on-rails rails-activerecord

Change all primary keys of type integer to bigint, including references

ruby-on-rails postgresql rails-activerecord

Is there a way to enforce a schema for a JSON field within a Postgresql record in Rails?

ruby-on-rails json postgresql ruby-on-rails-4 rails-activerecord

Compared with non class/module error

ruby-on-rails ruby activerecord typeerror rails-activerecord

update_all with a method

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

Is there any guarantee that created_at and updated_at are equal right after the first save?

ruby-on-rails rails-activerecord

How to to set the default value of a virtual attribute using the attribute API

ruby-on-rails activerecord rails-activerecord

Rails: calling standard validations from a custom validator

ruby-on-rails validation rails-activerecord

Size of an ActiveRecord_Relation object

ruby-on-rails activerecord rails-activerecord ruby-on-rails-5

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
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