Class: ActiveRecord::DataMigration

Inherits:

Object

Object
ActiveRecord::DataMigration

Defined in:: lib/active_record/data_migration.rb

Direct Known Subclasses

Instance Method Summary collapse

#down ⇒ Object

base class (extend with any useful helpers).

Instance Method Details

#down ⇒ `Object`

base class (extend with any useful helpers)

Raises:

(IrreversibleMigration)



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# File 'lib/active_record/data_migration.rb', line 7

def down
  raise IrreversibleMigration
end