partial key
<database> A key which identifies a subset of a set of information items 
(e.g. database "records"), and which could narrow the subset to one item if 
other partial key(s) were combined with it.
 
(1997-04-26)
 
  
 
  
Nearby terms: 
							partial equivalence relation « partial evaluation « 
							partial function « partial key » partially 
							ordered set » partial ordering » Partial Response 
							Maximum Likelihood
 
							
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