(PECL solr >= 2.2.0) If true, Solr includes the number of groups that have matched the query in the results

(PECL solr >= 0.9.2) Returns the minimum document frequency to return in order to be included

(PECL solr >= 0.9.2) Specify the maximum number of characters to analyze

(PECL solr >= 0.9.2) Returns all the stats facets that were set

(PECL solr >= 2.2.0) Returns the expand query expand.q parameter

(PECL solr >= 0.9.2) Toggles the echoHandler parameter

(PECL solr >= 0.9.2) Removes one of the stats.facet parameters

(PECL solr >= 0.9.2) Sets the mltMinDoc frequency

(PECL solr >= 0.9.2) Determines the ordering of the facet field constraints

(PECL solr >= 0.9.2) Sets the text which appears before a highlighted term