Method sendQuery

src/QueryPipeline/RemoteQueryExecutor.cpp:405–418

}

void RemoteQueryExecutor::sendQuery(ClientInfo::QueryKind query_kind, AsyncCallback async_callback)
{
    /// Query cannot be canceled in the middle of the send query,
    /// since there are multiple packets:
    /// - Query
    /// - Data (multiple times)
    ///
    /// And after the Cancel packet none Data packet can be sent, otherwise the remote side will throw:
    ///
    ///     Unexpected packet Data received from client
    ///
    LockAndBlocker guard(was_cancelled_mutex);
    sendQueryUnlocked(query_kind, async_callback);
}

void RemoteQueryExecutor::sendQueryUnlocked(ClientInfo::QueryKind query_kind, AsyncCallback async_callback)
{