oracle数据库故障&分析：打开oracle数据库时报错，报错信息：“system01.dbf需要更多的恢复来保持一致性，数据库无法打开”。急需恢复zxfg用户下的数据。出现上述报错的原因有：控制文件损坏、数据文件损坏、数据文件与控制文件的SCN不一致等。数据恢复工程师对数据库文件做进一步检测分析后发现sysaux0...

文章 2022-02-17 来自：开发者社区

Oracle 11g R2数据库文件迁移案例

Oracle 11g R2数据库文件迁移案例数据库文件存放在存储上，当需要更换新存储时，就需要变更新的存储路径，迁移原有的数据文件，本文档介绍两种数据文件迁移的方法。省略输出结果。一、RMAN迁移数据文件步骤： 1.修改参数文件中控制文件的存放位置 SQL>alter system set control_files='/newdirect/control01.ctl' sc...

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