@Override
        public void close() {
            client.get().close();
        }
Repeats sending same request until success, timed out or running into a
different error.

@param sealedRequest non-null sealed request
@param exception     non-null exception to start with
@param timeout       timeout in milliseconds, zero or negative numbers means
                     no repeat
@return non-null response
@throws CompletionException when error occurred or timed out
clickhouse-client/src/main/java/com/clickhouse/client/ClickHouseClientBuilder.java