Oracle数据库数据恢复环境：北京某国企客户Oracle 11g R2数据库误truncate table CM_CHECK_ITEM_HIS，表数据丢失，业务查询到该表时报错，数据库的备份不可用，无法查询表数据。Oracle数据库执行Truncate命令的原理：在执行Truncate命令后ORACLE会在数据字典和Segment Header中更新表的Data Object ID，但不会修改....

文章 2023-12-14 来自：开发者社区

服务器数据恢复-raid5故障导致上层oracle数据库故障的数据恢复案例

服务器数据恢复环境：一台服务器中有一组由24块FC硬盘组建的raid5磁盘阵列，linux操作系统+ext3文件系统，服务器上层部署有oracle数据库。服务器故障&检测：raid5阵列中有两块硬盘出现故障掉线，导致服务器上层卷无法挂载，oracle数据库无法正常使用。通过管理后台查看服务器中硬...

文章 2023-12-13 来自：开发者社区

oracle数据恢复—服务器断电导致Oracle数据库报错的数据恢复案例

oracle数据库恢复环境&故障：一台Windows server操作系统的服务器上部署Oracle数据库。服务器意外断电导致oracle数据库报错，报错信息：“system01.dbf需要更多的恢复来保持一致性”。由于该oracle数据库并没有备份，仅有一些断断续续的归档日志，无法通过备份文件恢复oracle数据库的数据。管理员联系北亚企安数据恢复中心要求修复Oracle数据库。 o.....

问答 2023-07-19 来自：开发者社区

请问flink cdc中监测 oracle 数据库表结构的变化如何搞呀？能否给个案例？

问题1：请问flink cdc中监测 oracle 数据库表结构的变化如何搞呀？能否给个案例？问题2：api

文章 2023-01-17 来自：开发者社区

Jdbc连接Oracle数据库详细案例,占位符的使用

一、什么是jdbc ？Java database connectivity： Java连接数据库技术1.Sun公司研发java语言的程序员，他们定义出来的java连接数据库的一些接口。这些接口就是jdbc。2.接口没有具体的功能，但是他统一了java连接各个数据库的标准。具体的实现类有各个数据库厂商去实现。3.数据库厂商写好这些实现类后，把这些类打成压缩包，放到官网上，供java程序员下载使用。....

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