Re: Datum as struct - Mailing list pgsql-hackers

From Tom Lane
Subject Re: Datum as struct
Date
Msg-id 2259624.1754744675@sss.pgh.pa.us
Whole thread Raw
In response to Re: Datum as struct  (Peter Eisentraut <peter@eisentraut.org>)
List pgsql-hackers
Peter Eisentraut <peter@eisentraut.org> writes:
> On 08.08.25 22:30, Andres Freund wrote:
>> One thing that would be an interesting follow-up would be to make the struct
>> not just carry the datum, but also the type of the field, to be filled in by
>> tuple deforming and the *GetDatum() functions. Then we could assert that the
>> correct DatumGet*() functions are used. I think that'd allow us to detect a
>> rather large number of issues that we currently aren't finding

> That would make Datum >=9 bytes?  Is that something we would need to
> worry about in terms of performance?

It'd have to be a cassert-like option, not something you'd enable in
production.

            regards, tom lane



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