doc: clarify handling of time zones with "time with time zone"

Reported-by: [email protected]
Discussion: https://postgr.es/m/168451942371.714.9173574930845904336@wrigleys.postgresql.org

Backpatch-through: 11

diff --git a/doc/src/sgml/datatype.sgml b/doc/src/sgml/datatype.sgml
index 35f371ccca9b1babca83316b853b0ffb43685aaa..67e0989c9c88529f0a7a557200b29d3f6600a96f 100644 (file)
--- a/doc/src/sgml/datatype.sgml
+++ b/doc/src/sgml/datatype.sgml
@@ -1943,7 +1943,8 @@ MINUTE TO SECOND
       <literal>America/New_York</literal>. In this case specifying the date
       is required in order to determine whether standard or daylight-savings
       time applies.  The appropriate time zone offset is recorded in the
-      <type>time with time zone</type> value.
+      <type>time with time zone</type> value and is output as stored;
+      it is not adjusted to the active time zone.
      </para>
 
       <table id="datatype-datetime-time-table">