闪回查询

存储过程被覆盖

客户测试库存储过程直接覆盖了生产库存储过程，中间没有进行验证以及备份。通过以下查询尝试找回

select TEXT 
from dba_source as of timestamp TO_TIMESTAMP('2021-09-16 16:00:00', 'YYYY-MM-DD HH24:MI:SS') 
where TYPE = 'PROCEDURE' 
And owner = 'SSP' 
And Name = 'PROC_PT_BASEAUTO_EXEC';