mpx10 0 Newbie Poster

i have implemented a database system in turbo pascal 7.0 but i am having a little trouble and was wondering if anyone could help. i have made a master file which can hold various sub files. the subfiles can hold records which holds various feilds. i need to copy data from a feild in a record in a file to another field in a seperate record in a different file. sorry if this sounds confusing. :confused:
anything will help thank you