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For database query optimizers, sargable is an important property in OLTP workloads because it suggests a good query plan can be obtained by a simple heuristic 2 matching query to indexes instead of a complex, time-consuming cost-based search, [1] thus it is often desired to write sargable queries.
Machine learning based query term weight and synonym analyzer for query expansion. LucQE - open-source, Java. Provides a framework along with several implementations that allow to perform query expansion with the use of Apache Lucene. Xapian is an open-source search library which includes support for query expansion; ReQue open-source, Python ...
In text retrieval, full-text search refers to techniques for searching a single computer-stored document or a collection in a full-text database.Full-text search is distinguished from searches based on metadata or on parts of the original texts represented in databases (such as titles, abstracts, selected sections, or bibliographical references).
A search is a query with one or more terms. The query does not actually search the page database, but rather, a search queries a prebuilt, constantly maintained, search index database. When creating the search index of words on the wiki, or when entering a query, a word boundary is greyspace. Greyspace characters can create a multi-word_phrase ...
In addition, research has shown that query term frequency distributions conform to the power law, or long tail distribution curves. That is, a small portion of the terms observed in a large query log (e.g. > 100 million queries) are used most often, while the remaining terms are used less often individually. [13]
What's coming Tuesday night: Weighing the difference between a 'good' loss and a 'bad' loss for IU. Georgia (8-2) handed Texas its only loss and owns wins over Tennessee and Clemson.
Cowlick vs. Balding: Key Differences. A cowlick differs from a bald spot in a couple key ways.. First, a cowlick is a natural, normal feature of your scalp that occurs as a result of your genes.
Your cholesterol levels, good or bad, serve as an indicator of heart health. But, a recent study shows that if your levels are consistently all over the place, you may be at greater risk for ...