pgsql: docs: Fix protocol version 3.2 message format of CancelRequest

From: Magnus Hagander <magnus(at)hagander(dot)net>
To: pgsql-committers(at)lists(dot)postgresql(dot)org
Subject: pgsql: docs: Fix protocol version 3.2 message format of CancelRequest
Date: 2025-10-13 13:33:37
Message-ID: E1v8IgD-001Ute-1z@gemulon.postgresql.org
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docs: Fix protocol version 3.2 message format of CancelRequest

Since protocol version 3.2 the CancelRequest does not have a fixed size
length anymore. The protocol docs still listed the length field to be a
constant number though. This fixes that.

Author: Jelte Fennema-Nio <postgres(at)jeltef(dot)nl>
Reported-by: Dmitry Igrishin <dmitigr(at)gmail(dot)com>
Backpatch-through: 18

Branch
------
master

Details
-------
https://git.postgresql.org/pg/commitdiff/d3ba50db48e66be8804b9edf093b0f921d625425

Modified Files
--------------
doc/src/sgml/protocol.sgml | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

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