SolrDocument::merge

(PECL solr >= 0.9.2)

SolrDocument::merge — Merges source to the current SolrDocument

public bool SolrDocument::merge ( SolrDocument $sourceDoc [, bool $overwrite = true ] )

Merges source to the current SolrDocument.

sourceDoc: The source document.
overwrite: If this is TRUE then fields with the same name in the destination document will be overwritten.

成功时返回 TRUE，或者在失败时返回 FALSE。