My Oracle Support Banner

How to Avoid ORA-20 and Allow SYS or System Connection Using Logon Trigger to Limit the Connections Below the Processes Parameter Value (Doc ID 1585035.1)

Last updated on SEPTEMBER 04, 2023

Applies to:

Oracle Database - Enterprise Edition - Version and later
Oracle Database Cloud Schema Service - Version N/A and later
Gen 1 Exadata Cloud at Customer (Oracle Exadata Database Cloud Machine) - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Information in this document applies to any platform.


How to Avoid ORA-20 and Allow SYS/SYSTEM Connection using logon trigger to limit the connections below the processes parameter value

So this can be used as a workaround to avoid ora-20 and allow 10 connections for SYS/SYSTEM users to diagnose and solve ORA-00020 errors.

If there is a concern on using the logon triggers for this purpose, then please follow the Note 825045.1, Note 1287854.1 and consider Note 601605.1


To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!

In this Document

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.