Re: GiST on 64-bit box

My opinion is that second way is right (use GISTENTRY array). But this channge 
requires changes in GiST API: picksplit and union functions must retrieve one 
argument more. Is it possible to make for 7.2.1 or such changes must be appyed 
in TODO for 7.3 ?

Tom Lane wrote:

> I think you have two possible ways to proceed:
> 
> 1. Modify the code to use MAXALIGN(VARHDRSZ) rather than just VARHDRSZ
> as the offset in the bogus bytea construct.  This would be messy since
> you couldn't use VARDATA() anymore.
> 
> 2. Forget the bytea header and just treat the object as a GISTENTRY
> array.
> 
> Either one of these is going to require changing the picksplit functions
> as well as the calling code, so they're both bad choices from a
> maintenance point of view.  I think I lean towards #2 since it will make
> the code less ugly rather than more so.
> 
>             regards, tom lane
> 
> 


-- 
Teodor Sigaev
teodor@stack.net