[basex-talk] how to get the Name of xml file containing the result of my query

Hi In case of querying a database,i would like to know how to get the name of xml file containing the result of a query?in the Query info window of BaseX GUI, i found many informations but i do not find the name of xml file which returningmy result.Is there anything that i have to add inside xquery query? or in settings of BaseX ? Thank you