Discussion
Dependency graphs are diagrams that consist of nodes and arcs that show the dependencies of a database.
Answer: A
Correct answer: True
A dependency graph represents each database structure as a node and each dependency as an arc, so that everything relying on a given table, column or view can be read off directly. It is the tool that shows, before a change is made, which views, constraints, procedures and queries would be affected by it.
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