SQL> select count(*) from dba_objects;
select count(*) from dba_objects
*
ERROR at line 1:
ORA-02394: exceeded session limit on IO usage, you are being logged off
This error comes, when the sessions exceeds the value of LOGICAL_READS_PER_SESSION defined in user profile. To fix it , We need to increase the value of LOGICAL_READS_PER_SESSION in the user profile.
Solution :
To fix it , Increase the value of LOGICAL_READS_PER_SESSION IN USER PROFILE.
ALTER PROFILE TEST LIMIT LOGICAL_READS_PER_SESSION UNLIMITED;