Re: [HACKERS] Cache query (PREPARE/EXECUTE)

Tom Lane wrote:

> wieck@debis.com (Jan Wieck) writes:
> >     OTOH,  this new per-object-context stuff could hand down some
> >     lifetime flag, let's say MCXT_UNTIL_STATEMENT, MCXT_UTIL_XEND
> >     and  MCXT_UNTIL_INFINITY  to  start  from.
>
> A good thing to keep in mind, but for the short term I'm not sure
> we need it; the proposed new contexts are all for indefinite-lifetime
> caches, so there's no chance to make them go away automatically.
> Eventually we might have more uses for limited-lifetime contexts,
> though.
   Sure,  was only what I thought might be useful in some cases.   If not used, would it hurt to have  support  for  it
either?   Some unused List*'ers somewhere - nothing important.
 

> Something else that needs to be looked at is how memory contexts
> are tied to "portals" presently.  That mechanism probably needs
> to be redesigned.  I have to admit I don't understand what it's
> for...
   U2? Makes 2 of us.


Jan

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