How can add other service_name in current database

Question

Create other service_name in current database
connect new service_name in current database

Answer 1

Hi,
Please cheek step by step :
1) sqlplus "/ as sysdba";
   exec DBMS_SERVICE.CREATE_SERVICE('A','A');
A-network name
A- service_name
2) exec DBMS_SERVICE.START_SERVICE('A');
3) lsnrctl status listener
for example (Clinet tnasnames)
A_1 =
  (DESCRIPTION =
    (ADDRESS = (PROTOCOL = TCP)(HOST = xxxxxxx)(PORT = 1521))
    (CONNECT_DATA =
      (SERVER = DEDICATED)
      (SERVICE_NAME = A)
sql> alter system set service_names=A scope=both;
sql> alter system register;
Thank you