Create a dataset with combined data you want and export that dataset.Include lookup data you want within the profile entity.Import external custom uploaded audience and select enrichment attributes for export.

For source connector Local File Upload, make sure you enable Error diagnostics to generate detailed error messages, then check for errors on failed ingestion status.Please review docs:https://experienceleague.adobe.com/docs/experience-platform/sources/connectors/local-system/local-file-upload.html?l...

Please confirm a proper file format (.Parquet or JSON) for manual file uploads, not csv.https://experienceleague.adobe.com/docs/experience-platform/ingestion/tutorials/ingest-batch-data.html?lang=en#add-data-to-dataset

Do you have the Data Distiller SKU? That's required to use the query accelerated store. As part of the Data Distiller SKU, the Query Service API allows you to make stateless queries to the accelerated store. The database provided must exist within the accelerated store or the request will result in ...