Re: pg_am.amstrategies should be 0 when not meaningful?

> I propose that we should set pg_am.amstrategies to zero when the index
> AM doesn't have a fixed interpretation of strategy numbers.  This would
> make it clearer that there's no intended upper bound.  It would also

Agreed. BTW, that also plays around possibility of grouping operator classes - 
since GIN/GiST hasn't fixed strategy numbers, they opclasses can not be unioned 
into group without extra agreement.

> Comments?  Can anyone think of anything that is likely to break?
> (I can only see one or two trivial code adjustments that would be
> needed.)
> 
>             regards, tom lane

-- 
Teodor Sigaev                                   E-mail: teodor@sigaev.ru
  WWW: http://www.sigaev.ru/