Doc: improve explanation of EXTRACT(EPOCH) for timestamp without tz.
authorTom Lane <tgl@sss.pgh.pa.us>
Fri, 1 Jan 2021 20:51:09 +0000 (15:51 -0500)
committerTom Lane <tgl@sss.pgh.pa.us>
Fri, 1 Jan 2021 20:51:09 +0000 (15:51 -0500)
commit4d3f03f42227bb351c2021a9ccea2fff9c023cfc
treeaed2198d85969b1bb29eaa48da7d546fd81652b0
parent32d6287d2eef6b6a4dde07e0513f3e4f321792ad
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
doc/src/sgml/func.sgml