| From: | Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Greg Stark <stark(at)mit(dot)edu>, Aleksander Alekseev <aleksander(at)timescale(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: proposal: enhancing plpgsql debug API - returns text value of variable content |
| Date: | 2022-04-01 04:51:16 |
| Message-ID: | CAFj8pRCX-z_k11j+F_fO=Y2v2fw8ZRe0C9XF3z1nLEHo+=Ju+Q@mail.gmail.com |
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| Lists: | pgsql-hackers |
čt 31. 3. 2022 v 23:12 odesílatel Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> napsal:
> Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com> writes:
> > I am sending updated patch
>
> After studying the list of exposed functions for awhile, it seemed
> to me that we should also expose exec_assign_value. The new pointers
> allow a plugin to compute a value in Datum+isnull format, but then it
> can't do much of anything with it: exec_assign_expr is a completely
> inconvenient API if what you want to do is put a specific Datum
> value into a variable. Adding exec_assign_value provides "store"
> and "fetch" APIs that are more or less inverses, which should be
> easier to work with.
>
> So I did that and pushed it.
>
great
Thank you
Pavel
>
> regards, tom lane
>
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