MS Access - Lesson 7: Lock
Primary key is a unique identifier for a record. Primary key cannot coexist on both records.
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TipsMake.com - Key is a unique identifier for a record. Primary key cannot coexist on both records. This field may never be left blank
Joint lock
A composite key is a primary key that consists of two or more fields. It can also be called a binding key.
Foreign key
A foreign key is a field or combination of fields related to the primary key of another table.
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microsoft access 2007 keys
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Samuel Daniel
Update 24 May 2019
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