Purpose
This function returns the time zone of the current database instance. The time zone of OceanBase Database is always +00:00 and cannot be modified.
Syntax
DBTIMEZONE
Return type
VARCHAR2.
Examples
Return the time zone of the current database instance.
obclient> SELECT DBTIMEZONE FROM DUAL;
+------------+
| DBTIMEZONE |
+------------+
| +00:00 |
+------------+
1 row in set
