XML can be stored as Oracle CLOB data.
DBBlobEditor can help you to store XML as Oracle CLOB data:
Batch import XML files into Oracle CLOB
Batch export Oracle CLOB to XML files
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Free in-browser converters for CSV, Excel, JSON, XML and SQL: Withdata Online Data Conversion. Large files, batch conversion or scheduling? See the offline desktop apps, or browse all data conversion tools.