> pre
serve
> pre
serve id
> pre
serve id.
> pre
serve id1 id2
In case of ONLINE sessions the dump file is written/restored to/from /online_dir.
Preserved GQEs are marked by a P in the first or second column of the SHOW and the symbol list.
Preserved GQEs cannot be deleted.
> pre
serve/cl
ear
> pre
serve/cl
ear id
> pre
serve/cl
ear id.
> pre
serve/cl
ear id1 id2