---
title: "FROM_DAYS - OceanBase 数据库 V4.2.1 | OceanBase 文档中心"
description: FROM_DAYS 声明 FROM_DAYS(N) 说明 返回指定天数 N 对应的 DATE 值。天数指距离 0000-01-01 的天数。 示例 obclient> SELECT FROM_DAYS(736271), FROM_DAYS(700000); +-------------------+---------…
---
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# FROM_DAYS

更新时间：2026-07-15 20:56:55

[编辑](https://github.com/oceanbase/oceanbase-doc/edit/V4.2.1/zh-CN/700.reference/500.sql-reference/100.sql-syntax/200.common-tenant-of-mysql-mode/400.functions-of-mysql-mode/200.single-row-functions-of-mysql-mode/100.date-and-time-functions-of-mysql-mode/1700.from-days-of-mysql-mode.md)  

## 声明

```javascript
FROM_DAYS(N)

```

## 说明

返回指定天数 `N` 对应的 `DATE` 值。天数指距离 `0000-01-01` 的天数。

## 示例

```javascript
obclient> SELECT FROM_DAYS(736271), FROM_DAYS(700000);
+-------------------+-------------------+
| FROM_DAYS(736271) | FROM_DAYS(700000) |
+-------------------+-------------------+
| 2015-11-04        | 1916-07-15        |
+-------------------+-------------------+
1 row in set

```

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