Rod Taylor <pg@rbt.ca> writes:
> What happens if for reasons of broken tape, disk, etc. you lose some of
> your WAL logs which happens to correspond to the middle of the snapshot
> backup?
You're screwed ... just like if you lost part of the snapshot itself.
If you're really lucky the missing WAL logs don't contain any data
that's not in the snapshot, but I sure wouldn't trust it.
regards, tom lane
