Question: do not assist in creating queries. are created by linking an attribute to a foreign key. prevent deleting or changing records in a primary table
do not assist in creating queries.
are created by linking an attribute to a foreign key.
prevent deleting or changing records in a primary table that would result in
orphan records in a related table.
allow you to delete data in related fields in one table without affecting the other
related table. The third response is definitely wrong as this is my second attempt
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