ORACLE - Local에서 Listener가 동작하지 않을 경우

# listener.ora Network Configuration File: C:\oracle\product\10.2.0\db_2\network\admin\listener.ora
# Generated by Oracle configuration tools.

SID_LIST_LISTENER =
  (SID_LIST =
    (SID_DESC =
      (SID_NAME = PLSExtProc)
      (ORACLE_HOME = C:\oracle\product\10.2.0\db_2)
      (PROGRAM = extproc)
    )
    (SID_DESC =
      (GLOBAL_DBNAME = orcl)
      (ORACLE_HOME = C:\oracle\product\10.2.0\db_2)
      (SID_NAME = orcl)
    )
  )

LISTENER =
  (DESCRIPTION_LIST =
    (DESCRIPTION =
      (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1))
      (ADDRESS = (PROTOCOL = TCP)(HOST = 127.0.0.1)(PORT = 1521))
    )
  )

(SID_DESC =
(GLOBAL_DBNAME = sid이름)
(ORACLE_HOME = C:\oracle\product\10.2.0\db_2)
(SID_NAME = sid이름)
)

 
sid_desc로 감싸진 항목을 추가하면 된다.