My Oracle Support Banner

Calling OCILobRead and retrieving a CLOB in one piece on 32-bit platforms may fail with: ORA-24817: Unable to allocate the given chunk for current lob operation (Doc ID 780346.1)

Last updated on SEPTEMBER 27, 2023

Applies to:

Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Backup 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.

Symptoms

Reading a CLOB in a single piece using OCILobRead may fail with:

 when the chunk size or lob piece is greater than 64mb on 32-bit platforms.

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.