SolrQuery::getFacetDateStart(PECL solr >= 0.9.2) SolrQuery::getFacetDateStart — Returns the lower bound for the first date range for all date faceting on this field Описание
   public string SolrQuery::getFacetDateStart
    ([ string $field_override
  ] ) 
  Returns the lower bound for the first date range for all date faceting on this field. Accepts an optional field override Список параметров
 
 Возвращаемые значенияReturns a string on success and NULL if not set  | 
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