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Dieses Dokument verwendet PHP-Handbuch für chinesische Websites Freigeben
(PECL solr >= 0.9.2)
SolrQuery::setFacetMissing — Maps to facet.missing
$flag
[, string $field_override
] )Used to indicate that in addition to the Term-based constraints of a facet field, a count of all matching results which have no value for the field should be computed
flag
TRUE
turns this feature on. FALSE
disables it.
field_override
The name of the field.
Returns the current SolrQuery object, if the return value is used.