noun
prefix match; begins-with match; left-hand match
Computing term for matching strings where the target starts with the given pattern. Often contrasted with 部分一致 (partial match) and 後方一致 (suffix match).
If you select 'prefix match' in the search, only words that start with the entered characters are shown.
このデータベースでは前方一致検索が高速に処理される。
Prefix-match searches are processed quickly in this database.