Re: Collation versioning

Re: Peter Eisentraut 2020-03-17 <fd8d4475-85ad-506f-2dda-f4d6e66785bc@2ndquadrant.com>
> Did we discuss the regcollation type?  In the current patch set, it's only
> used in two places in a new regression test, where it can easily be replaced
> by a join.  Do we need it?
> 
> I realize we've been adding new reg* types lately; I'm not sure what the
> current idea is on that.

Not sure if that's the case there, but reg* typecasts are very handy
when used interactively in ad-hoc queries.

Christoph