AsyncMysqlConnectionPool::connectAndQuery

public function connectAndQuery(
  Traversable<string, arraykey> $queries,
  string $host,
  int $port,
  string $dbname,
  string $user,
  string $password,
  AsyncMysqlConnectionOptions $conn_opts,
  string $extra_key = '',
  dict<string> $query_attributes = dict [
],
): Awaitable<(AsyncMysqlConnectResult, Vector<AsyncMysqlQueryResult>)>;