alter table "Appointment" add column "ProviderAvailabilityChargeTypeId" integer;


alter table "Appointment" Add CONSTRAINT "FK_Appointment_ProviderAvailabilityChargeTypeId"  FOREIGN KEY ("ProviderAvailabilityChargeTypeId")
        REFERENCES public."ProviderAvailabilityChargeType" ("ProviderAvailabilityChargeTypeId") MATCH SIMPLE
        ON UPDATE NO ACTION
        ON DELETE CASCADE;