(PECL solr >= 2.2.0) Returns collapse hint

(PECL solr >= 0.9.2) Returns the highlight field to use as backup or default

(PECL solr >= 2.2.0) Selects the group heads by the max value of a numeric field or function query.

(No version information available, might only be in Git) Removes a Trigram Phrase Field (pf3 parameter)

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

(PECL solr >= 2.2.0) Returns all the group.query parameter values

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

(PECL solr >= 0.9.2) Returns the raw request sent to the Solr server

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

(PECL solr >= 0.9.2) Returns the current version of the Solr extension