I am trying to add new row in starting of csv file. I have csv file as below
cat data.csv
2012710000,07-FEB-21
2013330011,08-DEC-20
I want output add BatchID in start of line like below
BatchID,<<some user input>
2012710000,07-FEB-21
2013330011,08-DEC-20
Please guide me.