HIERARCHICAL DATABASE by Metro Digital Resources Librarian • April 14, 2016 A database structured in a tree root or “parent/child” relationship. Each parent can have many children, but each child may have only one parent. Share:Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on Reddit (Opens in new window)Click to email this to a friend (Opens in new window)Click to print (Opens in new window)Like this:Like Loading... Related