On Wed, Jan 19, 2011 at 4:18 PM, Tom Lane <t...@sss.pgh.pa.us> wrote:
> One idea that I think we discussed was to tie cache entries to the
> memory context they were demanded in, and mark them unused at the next
> context reset/delete.  That way they'd be considered unused at the same
> points where the current implementation would certainly have discarded
> the value.  This isn't perfect (because of pfree) but might be good
> enough.

Yeah, I was thinking that's probably what would have to be done.

-- 
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

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