NIST

quad trie

(data structure)

Definition: A tree in which each node is split according to some subset of the key, typically a character.

See also quadtree, digital tree, Patricia tree.

Note: After [GBY91, pages 146-149].

The name comes from reTRIEval and is pronounced, "tree". See the historical note at trie.

Author: PEB

Implementation

insert (C), search (C)
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Entry modified 12 February 2019.
HTML page formatted Mon May 11 15:07:57 2026.

Cite this as:
Paul E. Black, "quad trie", in Dictionary of Algorithms and Data Structures [online], Vreda Pieterse and Paul E. Black, eds. 12 February 2019. (accessed TODAY) Available from: /HTML/quadtrie.html