(PECL solr >= 0.9.2) Removes a filter query

(PECL solr >= 0.9.2) Returns the treshold frequency at which words will be ignored which do not occur in

(PECL solr >= 0.9.2) Maps to the facet parameter. Enables or disables facetting

(PECL solr >= 2.2.0) Enables caching for result grouping

(PECL solr >= 0.9.2) Returns the current state of the facet.missing parameter

(PECL solr >= 0.9.2) Returns the maximum number of characters from a field when using the regex fragmenter

(PECL solr >= 0.9.2) Returns the maximum number of highlighted snippets to generate per field

(PECL solr >= 0.9.2) Maps to facet.date.gap

(PECL solr >= 0.9.2) Returns the field from which the terms are retrieved

(PECL solr >= 2.2.0) Removes an expand sort field from the expand.sort parameter.