Note
This view is available starting with V2.2.30.
Purpose
This view displays all NLS parameters at the session level.
Applicability
This view is applicable only to OceanBase Database in Oracle-compatible mode.
Columns
Column |
Type |
Nullable |
Description |
|---|---|---|---|
| PARAMETER | VARCHAR2(128) | NO | The name of the parameter. |
| VALUE | VARCHAR2(65536) | YES | The value of the parameter. |
| CON_ID | NUMBER | NO | This column has no actual meaning. |
Sample query
Query all NLS parameters at the session level in the current tenant.
obclient> select * from V$NLS_PARAMETERS;
The query result is as follows:
+-------------------------+----------------------------------+--------+
| PARAMETER | VALUE | CON_ID |
+-------------------------+----------------------------------+--------+
| NLS_DATE_FORMAT | YYYY-MM-DD HH24:MI:SS | 0 |
| NLS_TIMESTAMP_FORMAT | YYYY-MM-DD HH24:MI:SS.FF | 0 |
| NLS_TIMESTAMP_TZ_FORMAT | YYYY-MM-DD HH24:MI:SS.FF TZR TZD | 0 |
| NLS_LANGUAGE | AMERICAN | 0 |
| NLS_TERRITORY | AMERICA | 0 |
| NLS_SORT | BINARY | 0 |
| NLS_COMP | BINARY | 0 |
| NLS_CHARACTERSET | AL32UTF8 | 0 |
| NLS_NCHAR_CHARACTERSET | AL16UTF16 | 0 |
| NLS_DATE_LANGUAGE | AMERICAN | 0 |
| NLS_LENGTH_SEMANTICS | BYTE | 0 |
| NLS_NCHAR_CONV_EXCP | FALSE | 0 |
| NLS_CALENDAR | GREGORIAN | 0 |
| NLS_NUMERIC_CHARACTERS | ., | 0 |
+-------------------------+----------------------------------+--------+
14 rows in set
References
Query NLS parameters at the tenant level: NLS_INSTANCE_PARAMETERS
Query NLS parameters at the database level: NLS_DATABASE_PARAMETERS
Query NLS parameters at the session level: NLS_SESSION_PARAMETERS