解决 Oracle 修改tnsnames.ora显示无法修改
# tnsnames.ora Network Configuration File: E:appJackieKimproduct11.2.0dbhome_1NETWORKADMIN nsnames.ora # Generated by Oracle configuration tools. ORACLR_CONNECTION_DATA = (DESCRIPTION = (ADDRESS_LIST = (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1521)) ) (CONNECT_DATA = (SID = CLRExtProc) (PRESENTATION = RO) ) &n