What Is Hierarchical Model?and What Are Its Advantages And Disadvantages?

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Robert Maroney Profile
Robert Maroney answered
One advantage of this type of database is that data can be retrieved  very quickly.  Another is that referential integrity is built in and enforced.
Anonymous Profile
Anonymous answered
Advantages of a hierarchical model is that all the staff know their roles within the departments

a disadvantages is that when passing on messages it can get complicated and some staff may misunderstand the message and cause problems.

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Anonymous