Ühel kenal päeval, T, 2006-08-22 kell 16:48, kirjutas Tom Lane:
> "Joshua D. Drake" <jd@commandprompt.com> writes:
> >> It's fairly clear that we could support concurrent builds of nonunique
> >> indexes, but is that enough of a use-case to justify it?
>
> > I believe there would be. Most PostgreSQL users I run into, develop in
> > production, which means being able to add an index they forgot when
> > doing query analysis.
>
> True, unique constraints are usually something you should get right to
> start with. But it'll be annoying if we can do everything BUT that :-(
Maybe we could find a way to build a non-unique index first and then
convert it to a unique one later, in yet another pass ?
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