Oracle多实例的配置方法

SID_LIST_LISTENER =
  (SID_LIST =
    (SID_DESC =
      (SID_NAME = PLSExtProc)
      (ORACLE_HOME =/oracleapp/oracle/product/11.2.0/dbhome_2)
      (PROGRAM = extproc)
    )
    (SID_DESC =
      (SID_NAME =orcl2)
      (ORACLE_HOME =/oracleapp/oracle/product/11.2.0/dbhome_2)
    )
    (SID_DESC =
      (SID_NAME =orcl)
      (ORACLE_HOME =/oracleapp/oracle/product/11.2.0/dbhome_2)
    )
  )

LISTENER =
  (DESCRIPTION_LIST =
    (DESCRIPTION =
      (ADDRESS = (PROTOCOL = TCP)(HOST =127.0.0.1)(PORT = 1521))
      (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC0))
    )
  )