1 select Drop table ||table_name||;
from all_tables
where owner=要删除的用户名(注意要大写);
2、
删除所有表
以用户test为例
for example:
declare
cursor cur1 is select table_name from dba_tables where owner=TEST;
begin
for cur2 in cur1 loop
execute immediate drop table test.||cur2.table_name;
end loop;
end;
3、这个删除当前用户的所有对象(表、视图、触发器、存储过程、函数)
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 user_objects uo where uo.object_type not in(INDEX,LOB) order by uo.object_type desc;
EXECUTE IMMEDIATE sql_str BULK COLLECT INTO tab_name,tab_type;
FOR i IN Tab_name.FIRST.. Tab_name.LAST LOOP
sql_str := DROP || Tab_type(i) || || Tab_name(i);
EXECUTE IMMEDIATE sql_str;
END LOOP;
END;