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pagnor pagnor
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Which of the following is not true of recursive relationships?
A) When the recursive relationship is M:N, an intersection table is created.
B) The rows of a single table can play two different roles.
C) The techniques for representing the tables are the same as for non-recursive relationships except the rows are in the same table.
D) Recursive relationships can be 1:1, 1:N, or M:N relationships.
E) Even when the relationship is 1:N, a new table must be defined to represent the relationship.
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Database Concepts

Database Concepts


Edition: 7th
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ade9jaade9ja
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