Elasticsearch вопросы и ответы для интервью
Вопрос 11. Explain the term 'Index' in Elasticsearch.
An index in Elasticsearch is a collection of documents that share a similar structure and are stored together for efficient searching.
Вопрос 12. What is a Document in Elasticsearch?
A document is the basic unit of information in Elasticsearch, represented in JSON format.
Вопрос 13. Differentiate between a Shard and a Replica in Elasticsearch.
A shard is a basic unit that stores data, while a replica is a copy of a shard for fault tolerance and scalability.
Вопрос 14. Explain the purpose of an Analyzer in Elasticsearch.
An analyzer is used to preprocess data during indexing and searching, including tokenization and stemming.
Вопрос 15. What is Inverted Index in Elasticsearch?
An inverted index is a data structure used to efficiently map terms to the documents containing them.
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