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Data Extraction Data Mart Job Fails with 'ORA-01489: result of string concatenation is too long' (Doc ID 2647435.1)

Last updated on MARCH 23, 2020

Applies to:

Oracle Health Sciences Data Management Workbench - Version 2.4 to [Release 2.4]
Information in this document applies to any platform.


Data extraction from a Data Mart job is completing partially. Few of the tables data has not been extracting.
The Data Mart export job contains the following errors:

genExportOutputs >> Going to generate Table Export
genExportOutputs >> ORA-01489: result of string concatenation is too long
executeDatamart >> Generating export outputs
Output Processing failed with the following error:
Required output files missing

Steps to reproduce:
1. From DMW, open a study.
2. Go to "Study Configuration"/"Clinical Data Model".
3. Select a Data Model that was defined with 'Data Mart' option.
4. Go to "Data Extraction" tab.
5. Submit the Data Mart for execution.
6. Verify the Data Mart job status.


Increased number of tables of a data model and columns per table.


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