Unify Database Problems
Mike Shannon
mikes at 3comvax.UUCP
Wed Jan 1 09:52:12 AEST 1986
In article <340 at luke.UUCP> Bob Speray writes
> record locking? WHO has this problem solved on Unix? Every variant
> solution around has its limitations. Unify uses John Bass locking
> in our environment( Plexus P60, sys3) - an absolutely exclusive lock that
> locks out reads as well as writes. It works fine, AS DEFINED, but
> has severe limitations on concurrent reads. It's ok for concurrent writes.
What's the nitty gritty on 'John Bass' locking? How about some
history, tradeoffs, etc?
thanks,
--
Michael Shannon {ihnp4,hplabs}!oliveb!3comvax!mikes
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