PRCD-01046：Database {0} is policy managed and does not support the remove instance option

解决方法：Take one of the following actions: 1) Provide an administrator-managed database. -or- 2) For a policy-managed database, stop the database on a server and then remove that server from the server pool which manages the database using the 'srvctl modify srvpool' or 'srvctl relocate server' command.