Install Oracle Xe 21c — On Ubuntu

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 groupadd oinstall sudo useradd -g oinstall oracle Set up the environment variables for the oracle user: install oracle xe 21c on ubuntu

sudo apt install -y libaio1 libstdc++6 Create a new user and group for Oracle XE: sudo /opt/oracle/product/21

sudo /opt/oracle/product/21.0.0/dbhomeXE/bin/lsnrctl start Configure the database: install oracle xe 21c on ubuntu