Summary:
I would like to know whether a data item created in OMW can be deleted.

Answer1

There are multiple ways to delete a data item created in OMW. Yes you can delete it. What you have to be careful about is that no applications are accessing it, and you have to re-generate your data dictionary tables.

Answer2

Data items created by users can be deleted from dd. but before deleting please consider the impact on all applications referring to the data item.

*Questions excerpted from ITToolBox.com*

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