(PECL solr >= 0.9.2)
SolrClient::deleteByQueries — Removes all documents matching any of the queries
$queries) : SolrUpdateResponse
Removes all documents matching any of the queries
The array of queries. This must be an actual php variable.
Returns a SolrUpdateResponse on success and throws a SolrClientException on failure.
Throws SolrClientException if the client had failed, or there was a connection issue.
Throws SolrServerException if the Solr Server had failed to process the request.