Doc: clarify behavior of timestamptz input some more.

Tom Lane <tgl@sss.pgh.pa.us>

Commit: 9f6ad2f43c2fd94cfca99bb178d4eb03754cdd9d
Author: Tom Lane <tgl@sss.pgh.pa.us>
Date: 2025-02-07T17:40:41Z
Releases: 14.16
Doc: clarify behavior of timestamptz input some more.

Try to make it absolutely plain that we don't retain the
originally specified time zone, only the UTC timestamp.

While at it, make glossary entries for "UTC" and "GMT".

Author: Robert Treat <rob@xzilla.net>
Co-authored-by: Tom Lane <tgl@sss.pgh.pa.us>
Discussion: https://postgr.es/m/173796426022.1064.9135167366862649513@wrigleys.postgresql.org
Backpatch-through: 13

Files

PathChange+/−
doc/src/sgml/datatype.sgml modified +10 −7
doc/src/sgml/glossary.sgml modified +16 −0

Documentation touched

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