How to Run an ISO Image File in VirtualBox

Step by step – how to boot from iso file in Virtual Box. Before we configure from where we would like to boot, we must have the machine ready: Click Settings, go to Storage Option. Its empty as of now. Select IDE Primary Master, from Choose Virtual Optical Disk File, browse the iso file. ItContinue reading “How to Run an ISO Image File in VirtualBox”

How to change the default location of VM Guest Files in Virtual Box

Its very simple to change the default location to keep your guest OS files somewhere as per your own choice: Go to File->Preferences.. Change the location to your own choice, and Press OK below, so now whenever you create any machine with any name, this folder will create specific folder into this folder. Hope itContinue reading “How to change the default location of VM Guest Files in Virtual Box”

How to Move Datafiles in Oracle Database 12c (12.1 & 12.2) Online

Prior to Oracle 12c, moving datafiles has always been an offline task. There were certain techniques you could employ to minimize that downtime, but you couldn’t remove it completely. Oracle 12c includes an enhancement to the ALTER DATABASE command to allow datafiles to be moved online. This is one of feature which i liked inContinue reading “How to Move Datafiles in Oracle Database 12c (12.1 & 12.2) Online”

How to get SSH Login in Solaris 10

By default Solaris 10 will not give you access to root access unless you don’t do modification as per below recommendations: At first check out the ssh configuration file and find out what is the value for PermitRootLogin in this file and make it yes if its no. to Restart the ssh service by belowContinue reading “How to get SSH Login in Solaris 10”

How to DeInstall 11.2.0.4 Database Software in Linux x86_64

Get the software from the below link: http://www.oracle.com/technetwork/database/enterprise-edition/downloads/112010-linx8664soft-100572.html Unzip the software and we will be getting deinstall directory. Go to deinstall directory and run the command to uninstall the Oracle Home along with Database Instance and Listener. [oracle@grid2 software]$ cd deinstall/ [oracle@grid2 deinstall]$ ls -lrt total 156 drwxr-xr-x. 4 oracle dba 4096 Aug 26 2013Continue reading “How to DeInstall 11.2.0.4 Database Software in Linux x86_64”