fad1b0f6_e_Manual__Release_4_0__Windows__Function
[Type Manager] binary_delta [Function] 
Stores any data. Stores each branch's versions in a separate, structured compressed data container file using gzip. Uses incremental file differences to reconstruct individual versions on the fly. Version deltas are determined by comparing files on a per-byte basis.
ClearCase Reference Manual, Release 4.0, Windows
Function