* Prefix for metadata subfield names in Solr.
     *
     * @example
     *      Metadata attributes of a related object will be indexed
     *      as submetas in a Solr document, their names starting
     *      with 'submeta_' instead of '_meta'
     */
    const SUBMETA_FIELD_PREFIX = 'submeta_';
    /**
     * Prefix for attribute field names in Solr.
     */
    const ATTR_FIELD_PREFIX = 'attr_';
    /**
     * Prefix for subattribute field names in Solr.
     *
     * @example
     *      Content attributes of a related object will be indexed
     *      as subattributes in a Solr document, their names starting
     *      with 'subattr_' instead of '_attr'
     */
    const SUBATTR_FIELD_PREFIX = 'subattr_';
    /**
     * Separator for sub attributes
     * Since eZ Find 2.3, this is changed to a lucene query syntax friendly string
     * which is important for function queries and some internal Solr calls
     * as well
     */
    const SUBATTR_FIELD_SEPARATOR = '___';
}
ezfSolrDocumentFieldBase::$FindINI = eZINI::instance('ezfind.ini');
ezfSolrDocumentFieldBase::$DocumentFieldName = new ezfSolrDocumentFieldName();