SolrInputDocument::hasChildDocuments

參見

• SolrInputDocument::addChildDocument() - Adds a child document for block indexing
• SolrInputDocument::addChildDocuments() - Adds an array of child documents
• SolrInputDocument::getChildDocuments() - Returns an array of child documents (SolrInputDocument)
• SolrInputDocument::getChildDocumentsCount() - Returns the number of child documents