不爲也 比不能也

The bool query is the mainstay of multiclause queries. It works well for many cases, especially when you are able to map different query strings to individual fields.bool query는 다중 절(multi-clause) query의 핵심이다. 그것은 대부분의 경우 잘 동작한다. 특히 개별 field에 다른 query string을 mapping한 경우에 잘 동작한다.The problem is that, these days, users expect to be able to type all of their search terms into a single field, and ex..

The multi_match query provides a convenient shorthand way of running the same query against multiple fields.multi_match query는, 여러 field에 동일한 query를 실행하는, 아주 편리한 query이다.There are several types of multi_match query, three of which just happen to coincide with the three scenarios that we listed in Know Your Data: best_fields, most_fields, and cross_fields.multi_match query는 여러 가지 형태가 있다. Know You..

While stemming helps to broaden the scope of search by simplifying inflected words to their root form, synonyms broaden the scope by relating concepts and ideas. Perhaps no documents match a query for "English queen", but documents that contain "British monarch" would probably be considered a good match.형태소 분석은 굴절된 단어를 원형으로 단순화하여, 검색의 범위를 확장하는데 도움이 되는 반면에, 동의어는, 개념과 뜻을 관련시켜, 범위를 확대한다. "English q..