Deleting Table Pools/Table
Clusters
You can delete a table pool or table cluster only if it does not contain any pooled or cluster tables.
...
1. On the initial screen of the ABAP Dictionary (transaction code SE11), choose Utilities ® Other Dictionary Objects.
A dialog box appears.
2. Select object type Table pool/cluster.
3. Enter the name of the table pool or table cluster.
4.
Choose
with the
quick info text Delete.
You are informed if the table pool or table cluster still contains data. If it does not contain any data, a dialog box appears in which you are asked to confirm the deletion request.

If pooled or cluster tables are still assigned to the table pool or table cluster, you cannot delete it.
5. Confirm the deletion request.
The pool or cluster is deleted in the ABAP Dictionary and in the database.