My Oracle Support Banner

Post Upgrade from 12.1 to 19.8 via Data Pump (EXPDP/IMPDP): The DATA_LENGTH Value in ALL_TAB_COLUMNS is Different Between the Source & Target (Doc ID 2764956.1)

Last updated on APRIL 23, 2021

Applies to:

Oracle Database - Enterprise Edition - Version 19.8.0.0.0 and later
Information in this document applies to any platform.

Symptoms

After the database was migrated from 12.1.0.2.0 to 19.8.0.0.0 via Data Pump Export/Import (expdp/impdp), the DATA_LENGTH value of the ALL_TAB_COLUMNS view as evidenced by the output of this query:

is different between the source and the target.

 

Changes

 

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
Changes
Cause
Solution


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