Bruce Momjian <bruce@momjian.us> writes:
> Tom Lane wrote:
>> (Come to think of it, --link can fail on Unix too, if the user tries to
>> put the new database on a different filesystem. Have you got guards in
>> there to make sure this is discovered before the point of no return?)
> Of course:
> ...
> though you have to delete the new cluster directory and remove the _old
> suffixes to get your old cluster back.
That wasn't what I had in mind by "before the point of no return".
You should be making some effort to detect obvious failure cases
*before* the user has to do a lot of error-prone manual cleanup.
regards, tom lane