现象：After upgrading database to 19c where flashback is enabled and when a guaranteed restore ...
db_recovery_file_dest string /backup/JKEDCON/flash_recovery_area db_recovery_file_dest_size big integer 110G The window retention is 1 day => CONFIGURE RETENTION POLICY TO REDUNDANCY 1; We've found that there are 839 flashback logs: SQL> SELECT * FROM V$FLASH_RECOVERY_AREA_USAGE; FILE_T...
Oracle 19c: Automatic flashback in standby following primary database flashback When flashback or point-in-time recovery is performed on the primary database, a standby that is in mounted mode can automatically follow the same recovery procedure performed on the primary ...
Oracle Database - Enterprise Edition - Version 19.1 BETA and later: 19c (New Feature) : Auto Space Management for Flashback Logs in the Fast Recovery Area
Filed under:19c,DataPump,flashback,GoldenGate— mdinh @ 1:07 am I am working on improving Instantiating Oracle Golden Gate with an Initial Load using Datapump. There are billions of rows and last import time was 11:18:20 hours with 102 errors ignored. ...
oracle 之flashback 深入研究。 今天是2013-08-24,开始进行oracle flashback 内部原理研究,记录一下笔记。 SQL> startup ORACLE instance started. Total System Global Area 405020672 bytes Fixed Size 2213816 bytes Variable Size 260048968 bytes Database Buffers 138412032 bytes ...
Repeated executions of the failing query may then succeed for a while, then later fail again.The error is sporadic, not entirely consistent, but it is frequent.ChangesNone.CauseSign In To view full details, sign in with your My Oracle Support account. Register Don't have a My Oracle ...
在Oracle中,什么是闪回事务查询(Flashback Transaction Query)? ♣答案部分 闪回事务查询(Flashback Transaction Query)是查看某个事务或所有事务在过去一段时间对数据进行的修改。 闪回事务查询提供了一种查看事务级数据库变化的方法。它是SQL的扩展,能够看到事务带来的所有变化。此外,返回补充SQL语句,并用于撤消由事务...
In this section you recover theHR.REGIONS_HISTtable from the recycle bin. Execute theFLASHBACK TABLEcommand to recover the dropped table. SQL>flashback table hr.regions_hist to before drop;Flashback complete. Once again query theHR.REGIONS_HISTtable to verify the data has been restored. ...