class <%= migration_class_name %> < ActiveRecord::Migration<%= migration_version %>
def change create_table :rollups do |t| t.string :name, null: false t.string :interval, null: false t.datetime :time, null: false t.jsonb :dimensions, null: false, default: {} t.float :value end add_index :rollups, [:name, :interval, :time, :dimensions], unique: true end
end