sqlplus / as sysdba This will open the SQL*Plus prompt. Run the following command to verify the database status:
sudo groupadd oinstall sudo useradd -g oinstall oracle Set up the environment variables for the oracle user: install oracle xe 21c on ubuntu
lsnrctl status This should show the listener status as RUNNING . In this article, we’ve shown you how to install Oracle XE 21c on Ubuntu. We’ve covered the prerequisites, preparing the environment, downloading and extracting the installation file, installing sqlplus / as sysdba This will open the SQL*Plus prompt
sudo apt update Install the required packages: ve covered the prerequisites
unzip oracle-database-xe-21c-1.0-1.linux.x86_64_2db8b56c.zip 3.1. Run the Installer Run the installer:
sudo /opt/oracle/product/21.0.0/dbhomeXE/bin/dbca -silent -createDatabase -templateName XE -gdbName XE -sid XE -characterSet AL32UTF8 -memoryOption -memoryLimit 1024 Start the database:
sudo /opt/oracle/product/21.0.0/dbhomeXE/bin/sqlplus / as sysdba 5.1. Verify the Database Status Verify the database status: