(PECL solr >= 0.9.2)
SolrClient::deleteByQuery — Deletes all documents matching the given query
Deletes all documents matching the given query.
query
The query
Returns a SolrUpdateResponse on success and throws an exception 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.
Example #1 SolrQuery::deleteByQuery() example
<?php$options = array( 'hostname' => SOLR_SERVER_HOSTNAME, 'login' => SOLR_SERVER_USERNAME, 'password' => SOLR_SERVER_PASSWORD, 'port' => SOLR_SERVER_PORT,);$client = new SolrClient($options);//This will erase the entire index$client->deleteByQuery("*:*");$client->commit();?>