IF NOT EXISTS(SELECT 1 FROM SYSCOLUMNS WHERE ID = OBJECT_ID('PDV_VD_IT_VD_PBM') AND NAME = 'NR_PRE_AUTORIZACAO_PBM')
BEGIN
	ALTER TABLE PDV_VD_IT_VD_PBM ADD NR_PRE_AUTORIZACAO_PBM VARCHAR(100) NULL;
END