Comparing two files (their data).output should be mismstched data

[suneel kar]

Dear Frnds ,
I wanna match two files containg data
One Containg (like 1000 pdf's) and another containg 1050(pdf's)
1.They should match similar pdf's and write remaing or extra pdf's in another folder.
1.data is with .mdb Format.
anyone who can help will be appriciated.
with high regards
in advance thnx
reply soon
suneel