"Pavan Deolasee" <[EMAIL PROTECTED]> writes:
> The stack usage for toast_insert_or_update() may run into several KBs since
> the MaxHeapAttributeNumber is set to a very large value of 1600. The usage
> could anywhere between 28K to 48K depending on alignment and whether its a
> 32-bit or a 64-bit machine.

So?  The routine is not re-entrant so I don't see that the stack space
is a big problem.  It's coded that way to avoid palloc/pfree cycles...

                        regards, tom lane

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