【案例】ORA-12154: TNS:could not resolve the connect identifier specified
故障排查:
$ sqlplus srv_ze/"xx@19"@orcl
SQL*Plus: Release 11.2.0.4.0 Production on Thu Jul 16 09:57:35 2020
Copyright (c) 1982, 2013, Oracle. All rights reserved.
ERROR:
ORA-12154: TNS:could not resolve the connect identifier specified
Enter user-name:
ERROR:
ORA-01017: invalid username/password; logon denied
Linux平台登录方式: 'srv_ze/"xx@19"'@orcl --1个双引号扩密码,1个单引号扩 用户名+密码,即: '用户名/"密码"'@服务名
Oracle密码策略
SQL> set linesize 333
SQL> col profile for a20
SQL> col resource_name for a25
SQL> col resource for a15
SQL> col limit for a20
SQL> select * from dba_profiles where profile='DEFAULT' and resource_type='PASSWORD';
PROFILE RESOURCE_NAME RESOURCE LIMIT
-------------------- ------------------------- -------- --------------------
DEFAULT FAILED_LOGIN_ATTEMPTS PASSWORD UNLIMITED
DEFAULT PASSWORD_LIFE_TIME PASSWORD UNLIMITED
DEFAULT PASSWORD_REUSE_TIME PASSWORD UNLIMITED
DEFAULT PASSWORD_REUSE_MAX PASSWORD UNLIMITED
DEFAULT PASSWORD_VERIFY_FUNCTION PASSWORD NULL
DEFAULT PASSWORD_LOCK_TIME PASSWORD UNLIMITED
DEFAULT PASSWORD_GRACE_TIME PASSWORD UNLIMITED
DEFAULT FAILED_LOGIN_ATTEMPTS 密码出错次数(超过次数后账号将锁定)
DEFAULT PASSWORD_LIFE_TIME 密码有效期(天)
DEFAULT PASSWORD_REUSE_TIME 密码不能重新用的天数
DEFAULT PASSWORD_REUSE_MAX 密码重用之前修改的最少次数
DEFAULT PASSWORD_VERIFY_FUNCTION 密码复杂度
DEFAULT PASSWORD_LOCK_TIME PASSWORD 1 超过了1天后,帐号自动解锁
DEFAULT PASSWORD_GRACE_TIME PASSWORD 7 密码到期提前7天提配