pgsql: docs: clarify that only INSERT and UPDATE triggers can mod. NEW

From: Bruce Momjian <bruce(at)momjian(dot)us>
To: pgsql-committers(at)lists(dot)postgresql(dot)org
Subject: pgsql: docs: clarify that only INSERT and UPDATE triggers can mod. NEW
Date: 2019-11-13 03:04:35
Message-ID: E1iUixP-0007QK-Lp@gemulon.postgresql.org
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docs: clarify that only INSERT and UPDATE triggers can mod. NEW

The point is that DELETE triggers cannot modify any values.

Reported-by: Eugen Konkov, Liudmila Mantrova

Discussion: https://postgr.es/m/919823407.20191029175436@yandex.ru

Backpatch-through: 12 only, where commit as missing

Branch
------
REL_12_STABLE

Details
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https://git.postgresql.org/pg/commitdiff/5f2cfe7f5fbd90f0d6ffef26c90808f4bd3e1d51

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

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