 IF NOT EXISTS (SELECT * FROM  SYS.COLUMNS  WHERE NAME = 'VL_COMIS' AND OBJECT_NAME(OBJECT_ID) = 'SERVICE_FARMA_VENDAS_PLANO_REMUNERACAO') 
	ALTER TABLE SERVICE_FARMA_VENDAS_PLANO_REMUNERACAO ADD  VL_COMIS MONEY NULL 
 