(PECL solr >= 0.9.2) Returns all the sort fields

(PECL solr >= 0.9.2) Specifies a string prefix with which to limits the terms on which to facet

(PECL solr >= 0.9.2) Returns the maximum document frequency

(PECL solr >= 0.9.2) Returns the term to start at

(PECL solr >= 0.9.2) Sets the maximum word length

(PECL solr >= 0.9.2) Specifies the backup field to use

(PECL solr >= 0.9.2) Returns the value for the facet.date.other parameter

(PECL solr >= 0.9.2) Specify the regular expression for fragmenting

(PECL solr >= 0.9.2) Returns the value of the facet.method parameter

(PECL solr >= 0.9.2) Returns the value for the facet.date.end parameter