Problem description
Customer reflects the system can not login;
Reason
Through testing, it was found that the Oracle user password expired, mainly because "password_life_time=180 days" was set by default in oracle11g in the defaults profile.
Workaround
The method of writing online is basically the same, refer to the article for modification.
1, check the user's proifle is which, is generally default:
Sql>select username,profile from Dba_users;
2. View the password expiration settings for the specified profile (such as default):
Sql>select * from Dba_profiles s WHERE s.profile= ' DEFAULT ' and resource_name= ' password_life_time ';
3. Change the password validity period from the default of 180 days to "unlimited":
ALTER profile DEFAULT LIMIT password_life_time UNLIMITED;
Modified query:
You do not need to restart the database after you modify it, it takes effect immediately.
4, After the modification, has not been prompted ORA-28002 warning account will not encounter the same prompt;
The account that has been prompted must change the password again, for example:
$sqlplus/as SYSDBA
sql> alter user SMSC identified by < original password >----do not change the new password
Resolving Oracle User Password expiration issues