日期:2014-05-16 浏览次数:21874 次
今早想学习cx_Oracle模块,结果错误不期而遇
>>> DBstr='hr/hr@orcl' >>> conn=cx_Oracle.connect(DBstr) Traceback (most recent call last): File "<stdin>", line 1, in <module> cx_Oracle.DatabaseError: ORA-12170: TNS:Connect timeout occurred
Fatal NI connect error 12170.
  VERSION INFORMATION:
        TNS for Linux: Version 10.2.0.1.0 - Production
        TCP/IP NT Protocol Adapter for Linux: Version 10.2.0.1.0 - Production
  Time: 08-SEP-2013 10:02:10
  Tracing not turned on.
  Tns error struct:
    ns main err code: 12535
    TNS-12535: TNS:operation timed out
    ns secondary err code: 12560
    nt main err code: 505
    TNS-00505: Operation timed out
    nt secondary err code: 110
    nt OS err code: 0
  Client address: <unknown>[oracle@Ora10G admin]$ tnsping orcl TNS Ping Utility for Linux: Version 10.2.0.1.0 - Production on 08-SEP-2013 10:31:10 Copyright (c) 1997, 2005, Oracle. All rights reserved. Used parameter files: Used HOSTNAME adapter to resolve the alias Attempting to contact (DESCRIPTION=(CONNECT_DATA=(SERVICE_NAME=orcl.bogon))(ADDRESS=(PROTOCOL=TCP)(HOST=220.250.64.30)(PORT=1521)))
By DBA_WaterBin
2013-09-08
good luck