Bruce Momjian wrote:
> On Mon, Oct 24, 2016 at 11:59:42AM -0300, Alvaro Herrera wrote:

> > There is one difference though, which is that the really destructive
> > use of pg_resetxlog is the one that removes pg_xlog files.  The other
> > uses that simply set flags in the control file are not as bad -- you can
> > simply go back to what the original value was.  I think we would only
> > need the obnoxious string requirement in the most dangerous mode.

> OK, but we are going need to document that this special flag is only
> needed for certain option uses.

Perhaps, but not in too much detail; just that "users need to follow
on-screen indications" or some such would be enough.

Álvaro Herrera      
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services

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