Re: Unused system table columns

Hannu Krosing wrote:
> Technically this will probably not extend much beyond modifying function
> printtup_internal in src/backend/access/common/printtup.c 
> 
> /* ----------------
>  * printtup_internal
>  * We use a different data prefix, e.g. 'B' instead of 'D' to
>  * indicate a tuple in internal (binary) form.
>  *
>  * This is largely same as printtup,except we don't use the typout func.
>  * ----------------
>  */
> static void
> printtup_internal(HeapTuple tuple, TupleDesc typeinfo, DestReceiver
> *self)
> 
> 
> The hard part will be agreeing on the actual data format(s), but this
> can be postponed by having this implementation where people can
> experiment.
> 
> After looking at the code again, it seems that we must have already
> solved (most) alignment issues in printtup, so the task is just agreeing
> on types' on-wire representations.

I just can't imagine adding anything like that in a minor release.  In
fact, I most would object to adding it in a minor release because we
don't add features in a minor release.  Now, if you want it kept because
you may want to work in that area, we can surely do that.

--  Bruce Momjian                        |  http://candle.pha.pa.us pgman@candle.pha.pa.us               |  (610)
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