Elasticsearch 面试题与答案
问题 16. Describe the significance of the 'Mapping' in Elasticsearch.
Mapping defines how documents and their fields are stored and indexed, specifying data types and configurations.
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问题 17. Explain the purpose of the 'Cluster' in Elasticsearch.
A cluster is a collection of nodes that work together and share the same cluster name, forming a single logical unit.
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问题 18. What is the role of a 'Node' in Elasticsearch?
A node is a single instance of Elasticsearch running within a cluster, storing data and participating in cluster operations.
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问题 19. How does Elasticsearch handle distributed search and indexing?
Elasticsearch distributes data across nodes, allowing for parallel processing and improved performance.
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问题 20. Explain the concept of 'Tokenization' in Elasticsearch.
Tokenization is the process of breaking a text into individual terms or tokens, which become searchable in Elasticsearch.
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