IF NOT EXISTS (SELECT * FROM INFORMATION_SCHEMA.COLUMNS WHERE COLUMN_NAME = 'AUTH_ONLINE_TP' AND TABLE_NAME = 'TELE_ORC_PAG_CARTAO')
BEGIN 
    ALTER TABLE TELE_ORC_PAG_CARTAO ADD AUTH_ONLINE_TP varchar(30) collate  SQL_Latin1_General_CP1_CI_AS CONSTRAINT DF_TELE_ORC_PAG_CARTAO_AUTH_ONLINE_TP DEFAULT ('')
END  