Purpose
This function returns the current session time zone.
Syntax
SESSIONTIMEZONE
Return type
VARCHAR2
Examples
Return the database time zone and the current session time zone.
obclient> SELECT DBTIMEZONE,SESSIONTIMEZONE FROM DUAL;
+------------+-----------------+
| DBTIMEZONE | SESSIONTIMEZONE |
+------------+-----------------+
| +00:00 | +08:00 |
+------------+-----------------+
1 row in set