app/models/persistent_volume_claim.rb
class PersistentVolumeClaim < ApplicationRecord
belongs_to :ext_management_system, :foreign_key => "ems_id"
belongs_to :container_project
has_many :container_volumes
serialize :capacity, Hash
serialize :requests, Hash
serialize :limits, Hash
virtual_column :storage_capacity, :type => :integer
def persistent_volume
container_volumes.find_by_type('PersistentVolume')
end
def storage_capacity
capacity[:storage]
end
end