---
title: "HOUR | OceanBase 文档中心"
description: "HOUR 声明 HOUR(time) 说明 返回时间类型 time 的小时部分的数值。 示例 obclient> SELECT HOUR('10:05:03'); +------------------+ | HOUR('10:05:03') | +------------------+ | 10 | +------…"
image: https://mdn.alipayobjects.com/huamei_22khvb/afts/img/A*OSPzQ6GUQF4AAAAAQHAAAAgAeiGDAQ/original
---
切换语言

- 中文站 - 简体中文
- International - English
- 日本站 - 日本語

文档反馈![](https://mdn.alipayobjects.com/huamei_22khvb/afts/img/A*P8CuR4UJ_FkAAAAAAAAAAAAADiGDAQ/original) OceanBase 数据库分布式版 - V 4.0.0 企业版

# HOUR

更新时间：2026-06-27 13:01:14

## 声明

```sql
HOUR(time)

```

## 说明

返回时间类型 `time` 的小时部分的数值。

## 示例

```sql
obclient> SELECT HOUR('10:05:03');
+------------------+
| HOUR('10:05:03') |
+------------------+
|               10 |
+------------------+
1 row in set

obclient> SELECT HOUR('272:59:59');
+-------------------+
| HOUR('272:59:59') |
+-------------------+
|               272 |
+-------------------+
1 row in set

```

 上一篇 下一篇 ![有帮助](https://gw.alipayobjects.com/mdn/ob_asset/afts/img/A*y6ocSqN8cqsAAAAAAAAAAAAAARQnAQ)![无帮助](https://gw.alipayobjects.com/mdn/ob_asset/afts/img/A*BG9IQJyLHF8AAAAAAAAAAAAAARQnAQ)![反馈](https://gw.alipayobjects.com/mdn/ob_asset/afts/img/A*eTWdQKCRKHwAAAAAAAAAAAAAARQnAQ)[AI](https://www.oceanbase.com/obi) 咨询热线