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Oracle 19c Installation on Linux step by step

Updated: Aug 21, 2023

How to install Oracle database 19c on Linux || Oracle 19c Installation on Linux 7.8 step by step guide || Oracle 19c Installation on Linux 8 step by step


Learn How to install Oracle database 19c on Linux


In this tutorial, I will guide you to perform the oracle 19c installation step by step.


For downloading software refer below links:


1. For Oracle RDBMS 19c software check the below link:



2. Download Oracle Linux 7.8 from the below link:



3. Download VirtualBox from below link:




Simple Steps for Oracle 19c Single Instance Software Installation and database creation on Linux Platform. This Tutorial has been successfully tested on Oracle Linux 7.8 version on Virtual Box


STEP1: Install the 19c preinstall package using the yum command.


From root user:


yum install -y oracle-database-preinstall-19c


crosscheck >>> cat /etc/sysctl.conf


or

sysctl -p


STEP2: Change Oracle USER password.


Set Oracle password : passwd oracle


STEP3: Create required directories for 19c software and data files.


Create required directories for oracle 19c software and datafiles and archive log


mkdir -p /u01/app/oracle/product/19c/db_1/

mkdir -p /u01/app/oracle/oradata/

mkdir -p /u01/app/oracle/FRA/

chown -R oracle:oinstall /u01/

chmod -R 775 /u01/


STEP4: Set bash_profile from oracle user.


From oracle user:


Set bash_profile i.e. environment variables.


export TMP=/tmp

export TMPDIR=$TMP

export ORACLE_BASE=/u01/app/oracle

export DB_HOME=$ORACLE_BASE/product/19c/db_1

export ORACLE_HOME=$DB_HOME

export ORACLE_SID=test

export ORACLE_TERM=xterm

export BASE_PATH=/usr/sbin:$PATH

export PATH=$ORACLE_HOME/bin:$BASE_PATH

export LD_LIBRARY_PATH=$ORACLE_HOME/lib:/lib:/usr/lib

export CLASSPATH=$ORACLE_HOME/JRE:$ORACLE_HOME/jlib:$ORACLE_HOME/rdbms/jlib


STEP5: Set limits from the root user.


From root user:


Add the below entries in /etc/security/limits.conf file which will define the limits


oracle soft nofile 1024

oracle hard nofile 65536

oracle soft nproc 16384

oracle hard nproc 16384

oracle soft stack 10240

oracle hard stack 32768

oracle hard memlock 134217728

oracle soft memlock 134217728


STEP6: Copy Binary files into oracle home and unzip.


From oracle user:


Unzip oracle 19c software which is already copied on the server.


cd /u01/app/oracle/product/19c/db_1/

unzip LINUX.X64_193000_db_home.zip


STEP7: Invoke runInstaller after setting Display (note: if you want you can use Mobaxterm which does not require Display settings).


Login to oracle user and set DISPLAY

DISPLAY=<machine-name>:0.0;

export DISPLAY

Set profile and go to ORACLE_HOME location and run the following command and follow the steps.

cd $ORACLE_HOME

./runInstaller


STEP8: Verification.


for verification use:


sqlplus -v


or check


cat /etc/oraInst.loc

cd /u01/app/oraInventory/ContentsXML

cat inventory.xml


STEP9: Create a database using the DBCA utility.


Create a database using dbca utility.


Done...!!!


Thanks for Reading.


For More details check our video on YouTube.




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