docs: improve AT TIME ZONE description The previous description was unclear. Also add a third example, change use of time zone acronyms to more verbose descriptions, and add a mention that using 'time' with AT TIME ZONE uses the current time zone rules.
Backpatch-through: 9.3 Branch ------ REL9_5_STABLE Details ------- https://git.postgresql.org/pg/commitdiff/4693ea6220b82fd1f9b2199486d726db1986bbc3 Modified Files -------------- doc/src/sgml/func.sgml | 32 +++++++++++++++++++++----------- 1 file changed, 21 insertions(+), 11 deletions(-)
