select 'drop table ' || table_name ||';'||chr(13)||chr(10) from user_tables; --delete tablesselect 'drop view ' || view_name||';'||chr(13)||chr(10) from user_views; --delete viewsselect 'drop sequence ' || sequence_name||';'||chr(13)||chr(10) from user_sequences;--delete seqsselect 'drop function ' || object_name||';'||chr(13)||chr(10) from user_objects where object_type='FUNCTION';--delete functionsselect 'drop procedure ' || object_name||';'||chr(13)||chr(10) from user_objects where object_type='PROCEDURE';--DELETE PROCEDUREselect 'drop package ' || object_name||';'||chr(13)||chr(10) from user_objects where object_type='PACKAGE';--delete pags select 'drop index ' || object_name || ';' ||chr(13)||chr(10) from user_objects where object_type = 'INDEX'