# Restrictions and limitations of PITR
+ PITR only supports restoring data to an empty cluster.
+ PITR only supports cluster-level restore and does not support database-level or table-level restore.
+ PITR does not support restoring the data of user tables or privilege tables from system tables.
+ BR does not support running multiple backup tasks on a cluster at the same time.
+ When restoring a cluster using PITR, you cannot run a log backup task or use TiCDC to replicate data to a downstream cluster.

----------------------------------------------------------
[no notes]