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For a non-spatial table: select cast(substr(extractvalue(fields.column_value,'/Subtype/SubtypeCode'),1,255) as number(9,0)) as code, substr(extractvalue(fields.column_value,'/Subtype/SubtypeName'),1,255) as description from sde.gdb_items_vw, table (xmlsequence(xmltype(definition).extract('/DETableInfo/Subtypes/Subtype'))) fields where ...


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IFeatureLayer does not implement IObjectClass but IFeatureLayer.FeatureClass does, which is why your cast to IObjectClass MiObjeClassTabla is Null. Likewise if your mxdocRDC.SelectedItem is a standalone table is likely to be of type ITableView, from which you can access the underlying table using (mxdocRDC.SelectedItem as ITableView).Table. I would suggest ...


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