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Support Article

Issues with internal Datatable



User has created an external database table to map one of existing data table classes. All the instances from data table are migrated to new database table. However, one of the property and column name is different, user performs an external mapping in class definition.
When the user opens the list of instances from data table list, user faces bad column mapping error.

Error Messages

Status fail
Message Database-General trying to retrieve property Desc from a fully exposed table that does not contain it
Operator ID elvis_OR
Requestor ID H2367C15C0E16A276C112B2A50CB34D7C
Timestamp Thu Apr 09 02:56:58 MST 2015
Engine Version PegaRULES 7.10 ML7 (coreAssemblyCached_717_644_filtered)

Steps to Reproduce

1.Create a datatable. Pega creates all the necessary rules for it
2.Add some instance to the datatable.
3.Create a new database table. Map the datatable class to this newly created table.
4.Migrate all the instances from datatable to this new database table.
5.Include a different column and property, and do a external mapping in the class definition.
6.Now open the data instances from datatable list.

Root Cause

Unable to edit data table mapped to an external database table with column name different from that of the property.


This issue is resolved by Hfix-22008.

Published June 12, 2015 - Updated October 8, 2020

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