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Sunday, 27 December 2020

Term Vs Match queries - Elasticsearch


Term Match Queries
Looks for the exact term in the inverted index. Queries are analyzed before looking up the inverted index.
Does not know of the presence of the analyzer. Understands how the fields have ben analyzed.
Great for keywords, numbers, dates where exact matches are important. Useful when searching full text fields with a large body of text.
Less likely to match irrelevant documents. More likely to match irrelevant documents.
--- Does not go through a query parsing process, does not support wildcards, prefixes etc.

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