code: function createSQLiteRecordStream(dbPaths, importPlace) {
    const sqliteStream = combinedStream.create();
    const sqliteStatement = importPlace ?
      SQLiteStream.findGeoJSONByPlacetypeAndWOFId(getPlacetypes(), importPlace) :
      SQLiteStream.findGeoJSONByPlacetype(getPlacetypes());
  
    dbPaths.forEach((dbPath) => {
      sqliteStream.append( (next) => {
        logger.info( `Loading ${path.basename(dbPath)} database from ${path.dirname(dbPath)}` );
        next(new SQLiteStream(dbPath, sqliteStatement));
      });
    });
  
    return sqliteStream;
  }
docs: /*
  given a list of databases file paths, create a combined stream that reads all the
  records via the SQLite reader stream