The simplest multifield query to deal with is the one where we can map search terms to specific fields. If we know that War and Peace is the title, and Leo Tolstoy is the author, it is easy to write each of these conditions as a match clause and to combine them with a bool query:가장 간단한 다중 field query는, 특정 field에 검색 조건을 mapping 하는 것이다. War and Peace 가 title이고, Leo Tolstoy가 author 라는 것을 안다면, match..