ORCLDB = (DESCRIPTION = (ADDRESS = (PROTOCOL = TCP)(HOST = db-server.example.com)(PORT = 1521)) (CONNECT_DATA = (SERVER = DEDICATED) (SERVICE_NAME = orcl) ) ) Test connection:
Run $ORACLE_HOME/deinstall/deinstall
mkdir -p /opt/oracle/instantclient_19_19 cd /opt/oracle unzip instantclient-basic-linux.x64-19.8.0.0.0dbru.zip echo '/opt/oracle/instantclient_19_19' > /etc/ld.so.conf.d/oracle.conf ldconfig unzip instantclient-sqlplus-linux.x64-19.8.0.0.0dbru.zip oracle 19c client