
IF NOT EXISTS (SELECT * 
                 FROM SYSCOLUMNS 
				WHERE ID = OBJECT_ID ('EST_NF_ENT_IT_AUDIT') 
				  AND NAME = 'CD_BENEF_RED'
				)
BEGIN 
	  ALTER TABLE EST_NF_ENT_IT_AUDIT ADD CD_BENEF_RED VARCHAR(10) COLLATE SQL_LATIN1_GENERAL_CP1_CI_AS NULL; 
END; 
 

