public function executeKeyRanges(Context $ctx, $query, $keyspace, array $key_ranges, array $bind_vars, $tablet_type)
{
$request = new Proto\Vtgate\ExecuteKeyRangesRequest();
$request->setQuery(ProtoUtils::BoundQuery($query, $bind_vars));
$request->setTabletType($tablet_type);
$request->setKeyspace($keyspace);
ProtoUtils::addKeyRanges($request, $key_ranges);
if ($ctx->getCallerId()) {
$request->setCallerId($ctx->getCallerId());
}
$response = $this->client->executeKeyRanges($ctx, $request);
ProtoUtils::checkError($response);
return new Cursor($response->getResult());
}