On 12/7/16 5:50 AM, Kohei KaiGai wrote:
> If and when this structure is fetched from the tuple, its @ptr_block
> is initialized to NULL. Once it is supplied to a function which
> references a part of blocks, type specific code can load sub-matrix
> from the toast relation, then update the @ptr_block not to load the
> sub-matrix from the toast multiple times.
> I'm not certain whether it is acceptable behavior/manner.
I'm glad you're looking into this. The 1G limit is becoming a larger
problem every day.
Have you considered using ExpandedObjects to accomplish this? I don't
think the API would work as-is, but I suspect there's other places where
we'd like to be able to have this capability (arrays and JSONB come to
mind).
--
Jim Nasby, Data Architect, Blue Treble Consulting, Austin TX
Experts in Analytics, Data Architecture and PostgreSQL
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