Method: ActiveRecord::Migration::CommandRecorder#change_table

Defined in:
activerecord/lib/active_record/migration/command_recorder.rb

#change_table(table_name, **options) ⇒ Object

:nodoc:



136
137
138
139
140
141
142
143
144
145
146
 
# File 'activerecord/lib/active_record/migration/command_recorder.rb', line 136

def change_table(table_name, **options) # :nodoc:
  if delegate.supports_bulk_alter? && options[:bulk]
    recorder = self.class.new(self.delegate)
    recorder.reverting = @reverting
    yield recorder.delegate.update_table_definition(table_name, recorder)
    commands = recorder.commands
    @commands << [:change_table, [table_name], -> t { bulk_change_table(table_name, commands) }]
  else
    yield delegate.update_table_definition(table_name, self)
  end
end