Autocomplete in Node: a 1.4 GB trie loses to a 0.8 MB table
A trie with precomputed results answers autocomplete in 0.04 microseconds, and it used 1.4 GB of memory for 300,000 phrases. A 0.8 MB lookup table for prefixes of up to three characters matched that
Thu Oct 22 2026 · 10 min read · 1 views