ACFS concept was introduced in 11.2.0.1 it only manages the non-database files.  Oracle ACFS (Automatic Storage Management Cluster File System) is the preferred file manager for non-database [...]

Now we are going to create an instance in cloud. Create a VM instance. Click compute —>instance—>create instance. Give name to your instance and choose in which compartment you [...]

In this article we are going to see how to upgrade a oracle 12c container database from 12c to 19c using manual upgrade method. Here we are going to proceed with the same steps as we followed [...]

It is a feature that is enhanced in oracle 19c and it is mainly used to automate the upgrade process.it not only automates the database upgrade but also performs the pre-upgrade steps and the [...]

MANUAL DATAGUARD SWITCHOVER 19c Switch over: It is reversal of role between a standby database and a primary database. The primary database assumes role of standby database and the standby [...]

  Oracle Dataguard physical Standby configuration in 19c:(Active method-without using rman backup) Overview steps: Step:1 we have to enable the archive log mode ,flashback  on primary databases. [...]

What is snapshot standby database? It allows to perform read-write operation on the standby database.ie converting the physical standby to snapshot standby database. On that, we can do all types [...]

Introduction to Nid Utility: NID is an utility which is used to change the database internal name and dbname of a database. The utility is placed in the $ORACLE_HOME/bin directory. Prior to the [...]

Follow the steps to Restore A Loss Of Controlfile Using Autobackup:   Step:1 connect to RMAN and view the default parameters using SHOW ALL. Step:2 see the location of control files. Step:3 [...]

Steps in Backuping database using Recovery Catalog: What is a Recovery Catalog? RMAN metadata can be stored in either of the two places, Controlfile Recovery catalog Hence recovery catalog is an [...]