primary key subgroup of key, 10 assertions
CapableOf 2
signing 0.50
identify record 0.25
HasProperty 3
unique 0.47
minimal 0.32
online 0.32
IsA 3
key 0.84
column 0.32
a candidate key 0.25
ReceivesAction 2
stored 0.32
stored at primary memor… 0.32