RE: System indexes are never unique indexes( was RE: [HACKERS] mdnblocksis an amazing time sink in huge relations)

> 
> > As I was afraid,2 tables of a same name could be made.
> > After a short investigating,I found that system indexes are
> > never unique indexes.
> > Why ?
> > Without duplicate index check,it's very difficult to prevent
> > objects from having same name.
> 
> They certainly should be unique.
>

All should be unique ?
I don't know system indexes well.

Regards.

Hiroshi Inoue
Inoue@tpf.co.jp