conclusion.tex

\section{Conclusion}\label{sec:conclusion}

This paper surveys recent stream processing languages. Given their
numbers, it appears likely that more will be invented soon. We hope
this survey will help the field evolve towards better languages by
helping readers understand the state of the art.

%% \begin{figure*}\centering%\scriptsize
%% %\subfigure[\label{fig:streaming-features}Advanced features in current streaming languages.]{
%%   \begin{tabular}{@{}llll@{}}
%%     \toprule
%% {\em Language category}
%% & {\em Veracity} & {\em Variety} & {\em Adoption} \\
%% \midrule

%% {\tt Relational Streaming} & Partial \cite{ali_et_al_2009} & No & Partial \cite{jain_et_al_2008} \\
%% {\tt Synchronous DataFlow}  & No & Limited & Partial \cite{scade_2017} \\
%% {\tt Big-data Streaming}  & Partial \cite{akidau_et_al_2013} & Partial \cite{hirzel_schneider_gedik_2017} & Limited \\
%% {\tt CEP} & Partial \cite{chandramouli_goldstein_maier_2010} & Limited & Partial (e.g. with SQL~\cite{zemke_et_al_2007}) \\
%% {\tt XML Streaming} & No & No & Limited\\
%% {\tt RDF Streaming} & XX & XX & XX \\
%% {\tt End-user Streaming} & Limited & Limited & Limited\\
%% \bottomrule
%% \end{tabular}
%% %}
%% \vspace*{-0.2cm}
%% \caption{Summary of the coverage of advanced features}
%% \vspace*{-0.3cm}
%% \end{figure*}