Re: pgsql: Remove GIST concurrency limitations section.

> - 
> -  The current implementation of GiST within
> -  PostgreSQL has some major limitations:
> -  GiST index access is not concurrent, and the
> -  GiST interface doesn't allow the development of 
> certain
> -  data types, such as digital trees (see papers by Aoki et al).
> - 
> 
> AFAIK the GiST modifications suggested Aoki have not yet been 
> implemented, so this should not have been removed.

I thought that was an extremely vague limitation and could easily be 
removed...  It's like having a limitations section on btrees and have 
mentioning in passing that it can't do full text indexing or something.

Chris