(PECL solr >= 0.9.2) Retrieves a field by name

(PECL solr >= 2.2.0) Sets collapse hint public

(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

(PHP 4 >= 4.0.5, PHP 5 <= 5.0.5, PECL mnogosearch >= 1.0.0) Clear all mnoGoSearch search restrictions

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

(PECL sphinx >= 0.1.0) Run a batch of search queries

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

(PECL sphinx >= 0.1.0) Set maximum query time

(PECL solr >= 2.2.0) Returns collapse hint