Class: AddObjectChangesToVersions

Inherits:

ActiveRecord::Migration

• Object
• ActiveRecord::Migration
• AddObjectChangesToVersions

Defined in:

lib/generators/paper_trail/templates/add_object_changes_to_versions.rb

Overview

This migration adds the optional ‘object_changes` column, in which PaperTrail will store the `changes` diff for each update event. See the readme for details.

Constant Summary

TEXT_BYTES =

The largest text column available in all supported RDBMS. See ‘create_versions.rb` for details.

1_073_741_823

Instance Method Summary

• #change ⇒ Object

Instance Method Details

#change ⇒ Object

# File 'lib/generators/paper_trail/templates/add_object_changes_to_versions.rb', line 9

def change
  add_column :versions, :object_changes, :text, limit: TEXT_BYTES
end