数据库rman备份脚本的相关内容

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 2024-07-23 来自：开发者社区

关系型数据库Oracle创建RMAN备份脚本

在Oracle中使用RMAN（Recovery Manager）创建备份脚本是一种常见的数据库管理实践。RMAN提供了强大的功能来备份、恢复和灾难恢复Oracle数据库。以下是一个基本的示例脚本，用于创建一个完整的数据库备份。请注意，在实际环境中，你可能需要根据你的数据库环境进行调整，例如，目标数据库连接信息、备份目录以及保留策略等。首先，确保你有一个有效的RMAN配置文件，并且RMAN通道.....

文章 2022-02-16 来自：开发者社区

oracle数据库中rman备份脚本非常实用

查询字符集 SQL> select * from nls_database_parameters; NLS_CHARACTERSETAL32UTF8 备份时字符集很重要，不然会出乱码一、0级备份（全备）红色是要修改的，根据个人的存放位置。 [oracle@oracle122 script]$ cat db_bak0.rman run { &n...

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更新时间 2024-07-24 09:37:16

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