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What is full-text Stoplist?
A stoplist is a list of stopwords that, when associated with a full-text index, is applied to full-text queries on that index. For more information, see Configure and Manage Stopwords and Stoplists for Full-Text Search.
What is a stop list?
Stop lists are sets of words (called stop words) that are ignored when processing both index fields at index time, and subsequently as part of queries. The primary reason to use stop lists is to reduce index size and make queries faster, by ignoring words that add little or no meaning to the retrieval process.
What is a text search engine?
In a full-text search, a search engine examines all of the words in every stored document as it tries to match search criteria (for example, text specified by a user). Full-text-searching techniques became common in online bibliographic databases in the 1990s.
Why are stopwords left out of the full text index?
A stopword can be a word with meaning in a specific language. For example, in the English language, words such as “a,” “and,” “is,” and “the” are left out of the full-text index since they are known to be useless to a search.
How does SQL Server prevent full text index?
To prevent a full-text index from becoming bloated, SQL Server has a mechanism that discards commonly occurring strings that do not help the search. These discarded strings are called stopwords. During index creation, the Full-Text Engine omits stopwords from the full-text index.
What’s the difference between a stopword and a Stoplist?
A stopword can also be a token that does not have linguistic meaning. Stoplists. Stopwords are managed in databases using objects called stoplists. A stoplist is a list of stopwords that, when associated with a full-text index, is applied to full-text queries on that index.
How to add or remove stopwords in full text?
In the Full-Text Stoplist Properties dialog box: In the Action list box, select one of the following actions: Add stopword, Delete stopword, Delete all stopwords, or Clear stoplist. If the Stopword text box is enabled for the selected action, enter a single stopword.