Re: Schema variables - new implementation for Postgres 15

From: Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>
To: Julien Rouhaud <rjuju123(at)gmail(dot)com>
Cc: Erik Rijkers <er(at)xs4all(dot)nl>, Dean Rasheed <dean(dot)a(dot)rasheed(at)gmail(dot)com>, Joel Jacobson <joel(at)compiler(dot)org>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: Schema variables - new implementation for Postgres 15
Date: 2022-08-21 07:54:03
Message-ID: CAFj8pRARLwdB6+-_uG49jAg52_VW-wY_f5hiModS0au8bjH3sw@mail.gmail.com
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ne 21. 8. 2022 v 6:36 odesílatel Julien Rouhaud <rjuju123(at)gmail(dot)com> napsal:

> On Sat, Aug 20, 2022 at 08:44:49PM +0200, Erik Rijkers wrote:
> > Op 20-08-2022 om 20:09 schreef Pavel Stehule:
> > > Hi
> > >
> > > > LET public.svar2 = (10, 20, 30);
> > > > ALTER TYPE public.svar_test_type DROP ATTRIBUTE b;
> > > > SELECT public.svar;
> > > > - svar
> > > > --------
> > > > - (10,)
> > > > + svar
> > > > +---------
> > > > + (10,16)
> > > > (1 row)
> > > >
> > > > SELECT public.svar2;
> > > > svar2
> > > > ---------
> > > > (10,30)
> > > > (1 row)
> > > >
> > >
> > > I hope so I found this error. It should be fixed
> > > > [patches v20220820-1-0001 -> 0012]
> >
> >
> > I'm afraid it still gives the same errors during 'make check', and again
> > only errors when compiling without --enable-cassert
>
> It still fails for me for both --enable-cassert and --disable-cassert,
> with a
> different number of errors though.
>
> The cfbot is green, but it's unclear to me which version was applied on the
> last run. AFAICS there's no log available for the branch creation if it
> succeeds.
>
> --enable-cassert:
>
> LET public.svar = (10, 20);
> ALTER TYPE public.svar_test_type ADD ATTRIBUTE c int;
> SELECT public.svar;
> - svar
> -----------
> - (10,20,)
> + svar
> +------------
> + (10,20,16)
> (1 row)
>
> LET public.svar2 = (10, 20, 30);
> ALTER TYPE public.svar_test_type DROP ATTRIBUTE b;
> SELECT public.svar;
> - svar
> --------
> - (10,)
> + svar
> +---------
> + (10,16)
> (1 row)
>
>
>
> --disable-cassert:
>
> ALTER TYPE public.svar_test_type ADD ATTRIBUTE c int;
> -- should to fail too (different type, different generation number);
> SELECT public.svar;
> - svar
> -----------
> - (10,20,)
> + svar
> +------------
> + (10,20,32)
> (1 row)
>
> LET public.svar = ROW(10,20,30);
> -- should be ok again for new value
> SELECT public.svar;
> svar
> ------------
> (10,20,30)
> (1 row)
>
> @@ -1104,31 +1104,31 @@
> (1 row)
>
> DROP VARIABLE public.svar;
> DROP TYPE public.svar_test_type;
> CREATE TYPE public.svar_test_type AS (a int, b int);
> CREATE VARIABLE public.svar AS public.svar_test_type;
> CREATE VARIABLE public.svar2 AS public.svar_test_type;
> LET public.svar = (10, 20);
> ALTER TYPE public.svar_test_type ADD ATTRIBUTE c int;
> SELECT public.svar;
> - svar
> -----------
> - (10,20,)
> + svar
> +------------
> + (10,20,16)
> (1 row)
>
> LET public.svar2 = (10, 20, 30);
> ALTER TYPE public.svar_test_type DROP ATTRIBUTE b;
> SELECT public.svar;
> - svar
> --------
> - (10,)
> + svar
> +---------
> + (10,16)
> (1 row)
>

should be fixed now

Thank you for check

Pavel

Attachment Content-Type Size
v20220821-1-0012-documentation.patch text/x-patch 42.2 KB
v20220821-1-0010-Regress-tests-for-session-variables.patch text/x-patch 43.7 KB
v20220821-1-0011-This-patch-changes-error-message-column-doesn-t-exis.patch text/x-patch 25.2 KB
v20220821-1-0009-typedefs.patch text/x-patch 1.6 KB
v20220821-1-0008-Possibility-to-dump-session-variables-by-pg_dump.patch text/x-patch 19.4 KB
v20220821-1-0007-Enhancing-psql-for-session-variables.patch text/x-patch 15.1 KB
v20220821-1-0006-DISCARD-VARIABLES-command.patch text/x-patch 3.2 KB
v20220821-1-0005-Support-of-LET-command-in-PLpgSQL.patch text/x-patch 11.5 KB
v20220821-1-0004-LET-command.patch text/x-patch 38.1 KB
v20220821-1-0003-typecheck-check-of-consistency-of-format-of-stored-v.patch text/x-patch 40.8 KB
v20220821-1-0002-session-variables.patch text/x-patch 92.0 KB
v20220821-1-0001-Catalogue-support-for-session-variables.patch text/x-patch 97.3 KB

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