$search (집계)

$search aggregation pipeline stage performs a full-text search of the field or fields in an Atlas collection. The fields must be covered by an Atlas Search index.

For example, you can use $search to perform the following types of operations:

• Searches to match text fields with various patterns.

• Fuzzy matches to find terms with spelling variations.

• Compound queries to combine multiple search conditions.

• Relevance scoring to rank results.

• Return snippets of matching text.

• Vector searches to find documents using vector similarities.

For more details, see:

• 인덱스 정의를 참조하여 Atlas Search 인덱스 생성 및 관리에 대해 자세히 알아보세요.

• Atlas Search 집계 파이프라인 단계에서 $search 파이프라인 단계 구문과 사용법에 대해 자세히 알아보세요.

• $search 연산자를 참조하여 $search 집계 파이프라인 단계 연산자에 대해 자세히 알아보세요.