nls_nchar_characterset specifies the default character set of the database and is used for data types such as NCHAR, NVARCHAR2, and NCLOB.
Note
This variable cannot be modified.
Attribute |
Description |
|---|---|
| Type | Varchar |
| Default value | AL16UTF16 |
| Value range | N/A |
| Effective scope | Global |
| Involved in serialization | Yes |
| Plan generation affected | Yes |