Peter Eisentraut <peter_e(at)gmx(dot)net> writes:
> Exporting PGINTERVALSTYLE causes errors of the following kind when
> connecting to an older server version:
> psql: FATAL: unrecognized configuration parameter "intervalstyle"
Ooops.
> (What is the use case for this variable anyway? Is it there just
> because PGDATESTYLE was there previously?)
Pretty much. I'd be fine with taking it out entirely.
regards, tom lane