[log in to unmask] writes:
 > Just imagine some form of search tree and/or hash mechanism,
 > only replace the access types with Direct_IO.Count

Don't imagine, just grab Adbm from my homepage. This is an indexed
file implementation using a hash code at the first level and then a
B-Tree on disk... don't remember all the details since I have done it
long time ago, I have used it a lot and it seems quite stable...



--| Pascal Obry                           Team-Ada Member
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--| "The best way to travel is by means of imagination"