Oracle 19c Client May 2026
export LD_LIBRARY_PATH=/opt/oracle/instantclient_19_19:$LD_LIBRARY_PATH export PATH=/opt/oracle/instantclient_19_19:$PATH export TNS_ADMIN=/opt/oracle/instantclient_19_19/network/admin Create tnsnames.ora in $TNS_ADMIN :
Run $ORACLE_HOME/deinstall/deinstall
ORCLDB = (DESCRIPTION = (ADDRESS = (PROTOCOL = TCP)(HOST = db-server.example.com)(PORT = 1521)) (CONNECT_DATA = (SERVER = DEDICATED) (SERVICE_NAME = orcl) ) ) Test connection: oracle 19c client
