1# frozen_string_literal: true
 2
 3class Subaccount
 4	value_semantics do
 5		customer_id String
 6	end
 7
 8	def self.get_subaccounts(parent_id)
 9		DB.query_defer(<<~SQL, [parent_id])
10			SELECT customer_id FROM customer_plans WHERE parent_customer_id=$1
11	  SQL
12			.then { |rows| rows.map { |row| Subaccount.new(**row) } }
13	end
14end