Drop an Oracle database

oracle-init.sql

ALTER SESSION SET "_ORACLE_SCRIPT"=true;

DROP USER ${{ USERNAME }} CASCADE;

QUIT

Set the SYS password in your shell, then run the script:

export SYS_PASSWORD=put_your_sys_password
sqlplus sys/$SYS_PASSWORD@${{ HOSTNAME }}:1521/ORCLCDB as SYSDBA @/oracle-init.sql;