In this article, we will create a data guard standby database using RMAN active database. For this, we need to configure both servers, primary and secondary, with the listener.ora and tnsnames.ora files, ensuring cross-connections between the servers. This setup allows the primary server to access the database on the secondary server and vice versa. For primary database follow the … Mais Duplicate Database For Standby From Active Database

In this article, I will demonstrate how to perform data cloning using the duplicate database method without using a backup, or as some may prefer to call, via active database, on different servers. This method of database cloning without a backup is a feature introduced in version 11g and in previous versions, cloning was only possible if a full backup had … Mais Duplicate Database Cluster Oracle Environment Using From Active Database

I faced in my costumer environment, the issue RMAN-20110, during primary RMAN backup execution. This environment has a primary and data guard databases. To simulate the issue before fix it, simple execute a resync catalog: No backup for that specific database, will execute until you fix it, so, this is a critical issue. To fix … Mais Error RMAN-20110 error: set_stamp set_count conflict During Catalog Resync in RMAN Backup on ZDL

In a situation where a datafile from the SYSTEM tablespaces is lost, you should execute the following commands to return the database to an operational state. Obviously, for this, you should have up-to-date and intact backups. The database will be inaccessible until a full restoration is completed. In the example below, we will use an … Mais Restore of SYSTEM Datafile using ZDL Recovery Appliance in RAC Environment