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Full-Text Search and Semantic Search Functions (Transact-SQL)

SQL Server 2012

This section describes the system functions related to full-text search and semantic search.

CONTAINSTABLE (Transact-SQL): Returns a table of zero, one, or more rows for those columns containing precise or fuzzy (less precise) matches for single words and phrases, the proximity of words within a certain distance of one another, or weighted matches.
FREETEXTTABLE (Transact-SQL): Returns a table of zero, one, or more rows for those columns containing values that match the meaning, and not just the exact wording, of the text in the specified freetext_string.

semantickeyphrasetable (Transact-SQL): Returns a table with zero, one, or more rows for those key phrases associated with columns in the specified table.
semanticsimilaritydetailstable (Transact-SQL): Returns a table of zero, one, or more rows of key phrases common across two documents (a source document and a matched document) whose content is semantically similar.
semanticsimilaritytable (Transact-SQL): Returns a table of zero, one, or more rows for those columns whose content is semantically similar to a specified document.

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