---
title: "V$NLS_PARAMETERS | OceanBase 文档中心"
description: V$NLS_PARAMETERS 功能 查看 Session 级别的 NLS 参数。 相关视图 NLS_INSTANCE_PARAMETERS NLS_DATABASE_PARAMETERS NLS_SESSION_PARAMETERS 字段说明 字段名称 类型 是否可以为 NULL 描述 PARAMETER VAR…
image: https://mdn.alipayobjects.com/huamei_22khvb/afts/img/A*OSPzQ6GUQF4AAAAAQHAAAAgAeiGDAQ/original
---
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# V$NLS_PARAMETERS

更新时间：2026-03-01 14:56:26

## **功能**

查看 Session 级别的 NLS 参数。

## **相关视图**

- NLS_INSTANCE_PARAMETERS
 - NLS_DATABASE_PARAMETERS
 - NLS_SESSION_PARAMETERS

## **字段说明**

| **字段名称** | **类型** | **是否可以为 NULL** | **描述** |
| --- | --- | --- | --- |
| PARAMETER | VARCHAR2(128) | NO | 参数名称 |
| VALUE | VARCHAR2(65536) | YES | 参数取值 |
| CON_ID | NUMBER | NO | 无实际含义 |

## **示例**

```sql
obclient> select * from V$NLS_PARAMETERS;
+-------------------------+----------------------------------+--------+
| 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 (0.01 sec)

```

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