postgresql - import data from Postgres to Cassandra -


i need import data postgres cassandra using open source technologies only. can please outline steps need take. per instructions, have refrain using datastax software come license. steps have tried:

export 1 table postgres in csv format , imported hdfs (using sqoop) {if take approach need use map_reduce after this?}.

tried import csv file cassandra using cql, however, got error

cassandra: unable import null value csv

i trying several methods, unable find solid approach of attach.

can of please provide me steps required whole process. believe there many people have done that.