Steps to reproduce:

1. Install Zabbix Agent 2 v7.0.10 for RHEL v8
2. Install oracle-instantclient19.26-basic-19.26.0.0.0-1.x86_64.rpm
3. Configure Oracle Plugin based (https://www.zabbix.com/integrations/oracle)
4.  

Result:

2025/03/01 15:26:27.776634 [Oracle] Cannot fetch data.: Next: ORA-40478: output value too large (maximum: 4000).
2025/03/01 15:26:27.776703 failed to execute direct exporter task for key 'oracle.ts.stats[[tcp://<hostname>:1521 sys as sysdba <mypassword> <service>]]' error: 'Cannot fetch data.: Next: ORA-40478: output value too large (maximum: 4000).'
2025/03/01 15:26:27.776882 sending passive check response: '{"version":"7.0.10","variant":2,"data":[

{"error":"Cannot fetch data.: Next: ORA-40478: output value too large (maximum: 4000)."}

]}' to '<zabbix server>'

All discovery table spaces, in latest data, show "Cannot fetch data ...".

Expected:
Values to be populated during discovery