Re: Schema variables - new implementation for Postgres 15

From: Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>
To: Dmitry Dolgov <9erthalion6(at)gmail(dot)com>
Cc: Peter Eisentraut <peter(dot)eisentraut(at)enterprisedb(dot)com>, Sergey Shinderuk <s(dot)shinderuk(at)postgrespro(dot)ru>, Tomas Vondra <tomas(dot)vondra(at)enterprisedb(dot)com>, Julien Rouhaud <rjuju123(at)gmail(dot)com>, dean(dot)a(dot)rasheed(at)gmail(dot)com, er(at)xs4all(dot)nl, joel(at)compiler(dot)org, pgsql-hackers(at)lists(dot)postgresql(dot)org
Subject: Re: Schema variables - new implementation for Postgres 15
Date: 2024-02-27 11:53:43
Message-ID: CAFj8pRDT3Rhkm92ng9pF=am1W5b=Pbu8MY-yedzSTuxGUNnLVA@mail.gmail.com
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Hi

út 20. 2. 2024 v 20:29 odesílatel Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>
napsal:

> Hi,
>
> here is new rebase of this patch set.
>
> Years ago I promised to implement support for transactional behaviour. I
> wrote it in patch 0019. It is based on my patch from 2020 but the memory
> cleaning is more readable and I believe it is correct. All other patches
> are without touching. The first five patches are of "should to have" type,
> all others (with new one) are "nice to have" type (although support for
> simply expr evaluation or parallel execution has strong benefits).
>

fresh rebase

>
> Regards
>
> Pavel
>

Attachment Content-Type Size
v20240227-0016-GUC-session_variables_ambiguity_warning.patch text/x-patch 13.6 KB
v20240227-0018-this-patch-changes-error-message-column-doesn-t-exis.patch text/x-patch 29.1 KB
v20240227-0015-plpgsql-implementation-for-LET-statement.patch text/x-patch 13.7 KB
v20240227-0017-expression-with-session-variables-can-be-inlined.patch text/x-patch 4.2 KB
v20240227-0019-transactional-variables.patch text/x-patch 39.0 KB
v20240227-0014-allow-parallel-execution-queries-with-session-variab.patch text/x-patch 11.3 KB
v20240227-0013-allow-read-an-value-of-session-variable-directly-fro.patch text/x-patch 12.0 KB
v20240227-0012-Implementation-of-NOT-NULL-and-IMMUTABLE-clauses.patch text/x-patch 36.6 KB
v20240227-0011-Implementation-of-DEFAULT-clause-default-expressions.patch text/x-patch 33.2 KB
v20240227-0010-Implementation-ON-TRANSACTION-END-RESET-clause.patch text/x-patch 14.4 KB
v20240227-0008-plpgsql-tests.patch text/x-patch 16.9 KB
v20240227-0007-PREPARE-LET-support.patch text/x-patch 7.4 KB
v20240227-0006-EXPLAIN-LET-support.patch text/x-patch 8.1 KB
v20240227-0009-implementation-of-temporary-session-variables.patch text/x-patch 36.7 KB
v20240227-0005-memory-cleaning-after-DROP-VARIABLE.patch text/x-patch 22.6 KB
v20240227-0004-DISCARD-VARIABLES.patch text/x-patch 9.5 KB
v20240227-0003-function-pg_session_variables-for-cleaning-tests.patch text/x-patch 4.6 KB
v20240227-0002-Storage-for-session-variables-and-SQL-interface.patch text/x-patch 146.9 KB
v20240227-0001-Enhancing-catalog-for-support-session-variables-and-.patch text/x-patch 135.5 KB

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