SolrCollapseFunction::setField()
(PECL solr >= 2.2.0)
Sets the field to collapse on
说明
public SolrCollapseFunction::setField(string $fieldName): SolrCollapseFunction
The field name to collapse on. In order to collapse a result. The field type must be a single valued String, Int or Float.
参数
- $fieldName
返回值
SolrCollapseFunction