* '''Stopword List''': a stop word list can be defined to reduce the number of indexed tokens (<code>SET STOPWORDS [filename]</code>).
* {{Mark|Removed in Version 7.3}}: '''TF/IDF Scoring''': TF/IDF-based scoring values are calculated and stored in the index (<code>SET SCORING 0/1/2</code>). This feature was removed in favor of the internal scoring model; [[#Scoring|see below]] for more details.
* {{Mark|Removed Updated in Version 7.3}}: '''Support Wildcards''': a trie-based index can be applied to support The explicit option for wildcard searches (<code>SET WILDCARDS true</code>). This option queries was discardedremoved, as the fuzzy index now supports both wildcard and fuzzy queries.
==Languages==