Обсуждение: pgsql: Doc: improve explanation of EXTRACT(EPOCH) for timestamp without

Doc: improve explanation of EXTRACT(EPOCH) for timestamp without tz.

Try to be clearer about what computation is actually happening here.

Per bug #16797 from Dana Burd.

Discussion: https://postgr.es/m/16797-f264b0b980b53b8b@postgresql.org

Branch
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REL_10_STABLE

Details
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https://git.postgresql.org/pg/commitdiff/f70e8997bc0d97cdc476a9e00c4d74f87427ca4c

Modified Files
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doc/src/sgml/func.sgml | 21 +++++++++++++++++----
1 file changed, 17 insertions(+), 4 deletions(-)