--刪除某個用戶下的對象set heading off;set feedback off;spool c:dropobj.sql;prompt --Drop tablesselect 'drop table ' table_name ';'chr(13)chr(10) from user_tables; ;prompt --Drop viewselect 'drop view ' view_name';'chr(13)chr(10) from user_views;prompt --Drop sequenceselect 'drop sequence ' sequence_name';'chr(13)chr(10) from user_sequences; prompt --Drop functionselect 'drop function ' object_name';'chr(13)chr(10) from user_objects; where object_type='FUNCTION';prompt --Drop procedureselect 'drop procedure ' object_name';'chr(13)chr(10) from user_objects; where object_type='PROCEDURE';prompt --Drop packageselect 'drop package ' object_name';'chr(13)chr(10) from user_objects; where object_type='PACKAGE';spool off;set heading on;set feedback on;@@c:dropobj.sql;host del c:dropobj.sql;