/********************************************************************** 查询Drop操作删除的对象select * from recyclebin ; 单个对象(表、索引或是通过drop操作删除的其它对象)恢复 flashback table(被删除的对象类型) 被删除的对象名称 to before drop ***********************************************************************/ --Demo单张表恢复 flashback table Table_XXX to before drop; -- 创建批量恢复表的存储过程 create or replace procedure RecoveryOfTable is begin declare /*********************************************************************** select 'flashback table '||a.original_name||' to before drop' from recyclebin a where a.operation = 'DROP' and a.type='TABLE' 恢复其它类型对象请将flashback table 这里换为其它类型, type='相应的类型'可加更多条件限制,具体查询recyclebin ***********************************************************************/ cursor cur_flashback is select 'flashback table '||a.original_name||' to before drop' from recyclebin a where a.operation = 'DROP' and a.type='TABLE'; v_name varchar2(4000); begin open cur_flashback; fetch cur_flashback into v_name; while cur_flashback%found loop execute immediate v_name; fetch cur_flashback into v_name; end loop; dbms_output.put_line('恢复成功!'); close cur_flashback; end; end; --执行存储过程(使用plsql操作时) begin RecoveryOfTable; end; --执行存储过程(使用SQL调用) execute RecoveryOfTable; /************************************** 批量删除数据库表 select * from user_tables where table_name like 'Table_XXX%'; 存储过程体 **************************************/ declare cursor cur_delete is select 'drop table '|| table_name from user_tables where table_name like 'Table_XXX%'; /************************************* 可模板条件删除其它类型对象如:索引等 **************************************/ v_name varchar2(4000); begin open cur_delete; fetch cur_delete into v_name; while cur_delete%found loop execute immediate v_name; fetch cur_delete into v_name; end loop; dbms_output.put_line('将所有Table_XXX开头的表删除!'); close cur_delete; end;