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

(PECL solr >= 0.9.2) Checks if a particular field exists

(PECL solr >= 2.2.0) Returns null policy public

(PECL solr >= 2.2.0) Sets the group.offset parameter.

(PECL solr >= 2.2.0) If true, the result of the first field grouping command is used as the main result list

(PECL solr >= 0.9.2) Returns the raw response headers from the server

(PECL solr >= 0.9.2) Destructor public void

(PECL solr >= 2.2.0) Sets group.facet parameter

(PECL solr >= 0.9.2) Returns if a field will only be highlighted if the query matched in this particular

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