Barry Lind <barry(at)xythos(dot)com> writes:
> Given what you say below, I think there is a documentation bug then. In
> Section 9.3 of the Administrators Guide it says:
> "After a checkpoint has been made, any log segments written before the
> redo record are removed, so checkpoints are used to free disk space
> in the WAL directory."
Hmm, it should have said "undo record" ...
regards, tom lane