(PECL sphinx >= 0.1.0)
SphinxClient::addQuery — Add query to multi-query batch
Adds query with the current settings to multi-query batch. This method doesn't affect current settings (sorting, filtering, grouping etc.) in any way.
An index name (or names).
Returns an index in an array of results that will be returned by SphinxClient::runQueries call or false on error.