DECLARE TYPE name_list IS TABLE OF VARCHAR2(40); TYPE type_list IS TABLE OF VARCHAR2(20); Tab_name name_list:=name_list(); Tab_type type_list:=type_list(); sql_str VARCHAR2(500); BEGIN sql_str := 'select uo.object_name,uo.object_type from
![\](http://www.68idc.cn/help/uploads/allimg/150410/151525LD-0.gif)
DECLARE
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TYPE name_list IS TABLE OF VARCHAR2(40);
![\](http://www.68idc.cn/help/uploads/allimg/150410/151525LD-0.gif)
TYPE type_list IS TABLE OF VARCHAR2(20);
![\](http://www.68idc.cn/help/uploads/allimg/150410/151525LD-0.gif)
Tab_name name_list:=name_list();
![\](http://www.68idc.cn/help/uploads/allimg/150410/151525LD-0.gif)
Tab_type type_list:=type_list();
![\](http://www.68idc.cn/help/uploads/allimg/150410/151525LD-0.gif)
sql_str VARCHAR2(500);
![\](http://www.68idc.cn/help/uploads/allimg/150410/151525LD-0.gif)
BEGIN
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sql_str := 'select uo.object_name,uo.object_type from user_objects uo where uo.object_type not in(''INDEX'',''LOB'') order by uo.object_type desc';
![\](http://www.2cto.com/uploadf%E3%80%90%E6%9C%AC%E6%96%87%E6%9D%A5%E8%87%AA%E9%B8%BF%E7%BD%91%E4%BA%92%E8%81%94%20(http://www.68idc.cn)%E3%80%91ile/Collfiles/20141229/2014122909313146.gif)
EXECUTE IMMEDIATE sql_str BULK COLLECT INTO tab_name,tab_type;
![\](http://www.68idc.cn/help/uploads/allimg/150410/151525LD-0.gif)
FOR i IN Tab_name.FIRST.. Tab_name.LAST LOOP
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sql_str := 'DROP ' || Tab_type(i) || ' ' || Tab_name(i);
![\](http://www.68idc.cn/help/uploads/allimg/150410/151525LD-0.gif)
EXECUTE IMMEDIATE sql_str;
![\](http://www.68idc.cn/help/uploads/allimg/150410/151525LD-0.gif)
END LOOP;
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END;