(PECL solr >= 0.9.2) Returns the formatter for the highlighted output

(PECL solr >= 0.9.2) Returns whether or not the query will be boosted by the interesting term relevance

(PECL solr >= 2.2.0) Returns the group.main value

(PECL solr >= 2.2.0) Returns true if grouping is enabled

(PECL solr >= 2.2.0) If true, facet counts are based on the most relevant document of each group matching

(PECL solr >= 2.2.0) Returns the group.truncate value

(PECL solr >= 2.2.0) Add a field to be used to group results.

(PECL solr >= 2.2.0) Specifies the number of results to return for each group. The server default value is

(PECL solr >= 0.9.2) Maps to mlt.qf public

(PECL solr >= 0.9.2) Returns all the facet queries