My question is about this portion of slony-I-failover.txt:
>After failover, getting back node1

>    After the above failover, the data stored on node1 must be
>    considered out of sync with the rest of the nodes.  Therefore, the
>    only way to get node1 back and transfer the master role to it is
>    to rebuild it from scratch as a slave, let it catch up and then
>    follow the switchover procedure.

Is it necesssary to pg_dump the master's DB to the slave's DB in the
process of "rebuilding it from scratch as a slave"?

Or is it possible to not do the pg_dump and just "let it catch up"?

Thanks.

-Fiel Cabral