Générer une trace sur un client ORACLE

TRACE_LEVEL_CLIENT=16
TRACE_DIRECTORY_CLIENT=C:\trace
TRACE_UNIQUE_CLIENT=ON
DIAG_ADR_ENABLED =OFF
--Specify direct tns name configure in TNSNAMES.ORA file
SQLPLUS username@<tns_alias>
 
--Easy connect
SQLPLUS username@"(DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=server_hostname_here)(PORT=listener_port_here))(CONNECT_DATA= 
                      (SERVICE_NAME=service_name_here)))"