数据库归档备份的相关内容

阿里云文档 2025-06-27

PolarDB备份原理

PolarDB集群的数据备份是指在某个时间点上对集群的全量数据进行备份，生成一个备份集（快照）。该备份过程采用ROW（Redirect-on-Write）快照机制，直接存储在PolarDB集群的分布式存储系统上。在保存备份时，数据并未被真正复制。而当数据块发生修改时，系统会将历史版本的数据块保留给快照，同时生成一个新的数据块被原数据引用（Redirect）。本文将详细介绍创建备份、删除备份以及在数...

阿里云文档 2025-06-27

PolarDB备份原理

阿里云文档 2025-06-23

物理备份上云方案

阿里云文档 2025-06-12

查看数据灾备备份集

数据备份完成后，您可以通过备份集列表查看备份集，并对其进行管理、删除以及下载等操作。本文将介绍如何查看备份集。

阿里云文档 2025-02-13

PolarDB MySQL备份原理

文章 2024-07-20 来自：开发者社区

关系型数据库Oracle归档日志备份

关系型数据库Oracle的归档日志备份是数据库管理和维护中的重要环节，对于保障数据库的安全性和数据恢复能力至关重要。以下是对Oracle归档日志备份的详细阐述：一、归档日志的概念与作用归档日志（Archive Log）是Oracle数据库中非活动的重做日志备份。重做日志（Redo Log）记录了对数据库所做的所有更改，如插入、删除、更新等DML操作以及DDL操作。在归档模式下，当一个重...

问答 2023-11-29 来自：开发者社区

在OceanBase数据库中，这个如何重新进行归档从而备份

取消归档stopping超过半小时了这个如何重新进行归档从而备份

问答 2023-11-29 来自：开发者社区

在OceanBase数据库中，恢复的时候，归档和备份文件是否两个一定都需要？

恢复的时候，归档和备份文件是否两个一定都需要？只有备份文件可以恢复创建新租户吗？

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更新时间 2024-07-21 09:09:38

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