> > >I seem to recall someone proposing extending the syntax of the UNIQUE
> > >constraints themselves, but there really isn't enough use-case to
> > >justify it AFAICS. Especially not when you can always use CREATE
>UNIQUE
> > >INDEX.
> >
> > I can always use second unique index. But it's redundant. This problem
>is
> > related to using nonC locale.
>
>Why do you need both the unique index with varchar_pattern_ops and one
>with the default ops?
Because LIKE op don't use index on default ops with non C locale. I found it
on tables of czech communities. Primary key is NUTS - 4..6 numbers. I have
to search values with some prefix -> op Like and on primary key can't to use
std. index.
Pavel
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