My Oracle Support Banner

ORA-600 [kghsstream_readn] Converting BLOB to CLOB with getClobval() in Parallel (Doc ID 2499746.1)

Last updated on OCTOBER 22, 2019

Applies to:

Oracle Database - Enterprise Edition - Version 12.1.0.2 and later
Information in this document applies to any platform.

Symptoms

Trying to convert a BLOB to CLOB in parallel with getClobval() fails with ORA-00600: internal error code, arguments: [kghsstream_readn], [], [], [], [], [], [], [], [], [], [], [].

This doesn't happen when executed serially.

In the case from which this document was created, we noticed that it only happens when parallel_execution_message_size is set to 64K. If parallel_execution_message_size was set to 16K it worked even if done in parallel.

NOTE: In the images and/or the document content below, the user information and data used represents fictitious data from the Oracle sample schema(s) or Public Documentation delivered with an Oracle database product. Any similarity to actual persons, living or dead, is purely coincidental and not intended in any manner.

 

TESTCASE:



Cause

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
Symptoms
Cause
Solution
References


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