IF NOT EXISTS (SELECT * FROM SYS.COLUMNS WHERE NAME = 'QTDE_PARC' AND OBJECT_ID = OBJECT_ID('TELE_ORC_PAG_CARTAO'))
begin
ALTER TABLE [dbo].[TELE_ORC_PAG_CARTAO] ADD
	QTDE_PARC int NULL

ALTER TABLE [dbo].[TELE_ORC_PAG_CARTAO] ADD CONSTRAINT
	DF_TELE_ORC_PAG_CARTAO_QTDE_PARC DEFAULT 0 FOR QTDE_PARC
end