Writes graph nodes and edges to file.
Writes graph nodes and edges to file.
output file
Unit().
Produces the GEXF output from an Array[Row] and outputs it to gexfPath.
Produces the GEXF output from an Array[Row] and outputs it to gexfPath.
a Dataset[Row] of elements in format (datestring, source, target, count)
output file
true on success.