hai Guy's
there are three inputs files with same InvoiceNumber
first Input :
1001,abc,xyz
1002,jkl,qwe
1003,ert,yui
2nd Input :
1001,Address
1001,Address1
1002,USA
1003,INDIA
3rd input :
1001,Items
1002,PEN
1003,BOX
i need an output as
1001,abc,xyz
Address
Address1
Items
1002,jkl,qwe...