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→Full-Text Index
==Full-Text Index==
The [[Full-Text]] index contains the normalized tokens of text nodes of a document. It is utilized to speed up queries with the {{Code|contains text}} expression, and it is capable of processing wildcard and fuzzy search operations. Three evaluation strategies are available: the standard sequential database scan, a full-text index based evaluation and a hybrid one, combining both strategies (see [httphttps://wwwfiles.infbasex.uni-konstanz.deorg/gkpublications/pubsys/publishedFiles/GrGaHo09Gruen%20et%20al.%20%5B2009%5D,%20XQuery%20Full%20Text%20Implementation%20in%20BaseX.pdf XQuery Full Text implementation in BaseX]).
If the full-text index exists, the following queries will all be rewritten for index access:
