Значение по умолчанию для миграции

Примеры кода

значение по умолчанию для миграции

t.integer :col_name, :default => 0

миграция rails добавляет значение по умолчанию

change_column :users, :admin, :boolean, :default => false

значение столбца обновления миграции rails по умолчанию

class MigrationName < ActiveRecord::Migration
	def change
    	change_column :my_table, :my_column, :data_type, deafult: "value"
	end
end

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Значение по умолчанию для миграции

Примеры кода