How To Append Data With Previous collection ?

Everything is Working now , I have all historical Data ,
I m talking About MetaStock ..

now I want to To Append or so called ( update to the prior collection ) How to Do That ?

Currently ,
Having .CSV File of Today , and All Data till Yesterday .!

Can anybody Tell me Procedure To Append CSV File to MetaStock ?

you cannot update the CSV obtained from NSE directly.
I needs to be processed for that.

Getbhavcopy does both (download and process for Metastock) for you.

Check this link to know how to update data in metastock
http://hemenkapadia.somee.com/getbhavcopy/html/help2.asp#updating

Get more info here.
http://hemenkapadia.somee.com/getbhavcopy/html/default.asp

Ok Thanx .. Query Resolved ! Working fine