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 692b6fe2c433405ebeef99364e9705a6551d4415..c17f3976b38e6c1be736fc5eef90f056fccbe497 100644 (file)
--- a/doc/src/sgml/datatype.sgml
+++ b/doc/src/sgml/datatype.sgml
@@ -1986,7 +1986,8 @@ MINUTE TO SECOND
       America/New_York. 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
-      time with time zone value.
+      time with time zone value and is output as stored;
+      it is not adjusted to the active time zone.