Install Oracle Xe 21c On Ubuntu -

wget https://download.oracle.com/otn-pub/otn_software/db-express/oracle-database-xe-21c-1.0-1.ol8.x86_64.rpm If the link fails, go to https://www.oracle.com/database/technologies/xe-downloads.html , accept the license, and copy the download URL for the . Step 3: Convert RPM to DEB sudo alien --scripts --to-deb oracle-database-xe-21c-1.0-1.ol8.x86_64.rpm This creates a .deb file (e.g., oracle-database-xe-21c_1.0-2_amd64.deb ). Step 4: Install the DEB Package sudo dpkg --install oracle-database-xe-21c_1.0-2_amd64.deb If you get dependency errors, run:

sudo systemctl daemon-reload sudo systemctl enable oracle-xe-21c You now have Oracle XE 21c running on Ubuntu. While Oracle only certifies XE for Oracle Linux and RHEL, the alien method works reliably for development and testing on Ubuntu. Avoid using this in production without thorough validation. install oracle xe 21c on ubuntu

export ORACLE_HOME=/opt/oracle/product/21c/dbhomeXE export ORACLE_SID=XE export PATH=$PATH:$ORACLE_HOME/bin Apply changes: wget https://download

sudo systemctl enable oracle-xe-21c Connect as SYSTEM : While Oracle only certifies XE for Oracle Linux

If you prefer sqlplus not installed yet, install Oracle Instant Client separately, or use the SQL*Plus included in the XE installation:

source ~/.bashrc # Start sudo /etc/init.d/oracle-xe-21c start Stop sudo /etc/init.d/oracle-xe-21c stop Status sudo /etc/init.d/oracle-xe-21c status

[Install] WantedBy=multi-user.target