(PECL solr >= 2.2.0)
SolrCollapseFunction::setHint — Sets collapse hint
Sets collapse hint
hintCurrently there is only one hint available "top_fc", which stands for top level FieldCache
示例 #1 SolrCollapseFunction::setHint() example
<?php
/* ... */
?>
以上例程的輸出類(lèi)似于：
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