Re: REVIEW proposal: a validator for configuration files

On ons, 2011-09-07 at 10:00 -0400, Tom Lane wrote:
> There has however
> been some debate about the exact extent of ignoring bad values during
> reload --- currently the theory is "ignore the whole file if anything is
> wrong", but there's some support for applying all non-bad values as long
> as the overall file syntax is okay. 

That could be a problem if you have some values that depend on each
other, and then you change both of them, but because of an error only
one gets applied.  I think ACID(-like) changes is a feature, also on
this level.