text: -- Name: GetNonDicomFilesInTimepoint
  -- Schema: posda_files
  -- Columns: ['file_id', 'file_type', 'file_name', 'file_size', 'file_import_time']
  -- Args: ['activity_timepoint_id']
  -- Tags: ['radcomp']
  -- Description: Add a filter to a tab
  -- 
  
  select file_id, file_type, 
  file_name, size, file_import_time
  from file natural join file_import natural join activity_timepoint_file
  where not is_dicom_file and activity_timepoint_id = ?