系统：AnolisOS 7.9
数据库：Oracle 11.2.0.4
问题描述：执行TSPITR时，报错ORA-01861，如下所示：
[oracle@liujun ~]$ export NLS_DATE_FORMAT='yyyy-mm-dd hh24:mi:ss'
[oracle@liujun ~]$ export NLS_LANG=AMERICAN_AMERICA.WE8MSWIN1252
[oracle@liujun ~]$ rman target /

Recovery Manager: Release 11.2.0.4.0 - Production on Fri Sep 9 14:53:13 2022

Copyright (c) 1982, 2011, Oracle and/or its affiliates.  All rights reserved.

connected to target database: ORCL (DBID=1642676218)

RMAN> recover tablespace dptest until time '2022-09-09 14:16:50' auxiliary destination '/home/oracle/backup';

Starting recover at 2022-09-09 14:53:19
using target database control file instead of recovery catalog
allocated channel: ORA_DISK_1
channel ORA_DISK_1: SID=201 device type=DISK
RMAN-00571: ===========================================================
RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ===============
RMAN-00571: ===========================================================
RMAN-03002: failure of recover command at 09/09/2022 14:53:19
ORA-01861: literal does not match format string

异常原因为数据库时间和设置的数据格式不一致导致.
恢复语句按如下进行修改：
recover tablespace dptt until time "to_date('2022-09-09 21:00:11','yyyy-mm-dd hh24:mi:ss')" auxiliary destination '/home/oracle/backup';