%% 
%%  The LaTeX Graphics Companion, 2ed (first printing May 2007)
%% 
%%  Example 6-7-38 on page 445.
%% 
%%  Copyright (C) 2007 Michel Goossens, Frank Mittelbach, Denis Roegel, Sebastian Rahtz, Herbert Vo\ss 
%% 
%%  It may be distributed and/or modified under the conditions
%%  of the LaTeX Project Public License, either version 1.3
%%  of this license or (at your option) any later version.
%% 
%%  See http://www.latex-project.org/lppl.txt for details.
%% 

\documentclass{ttctexa}
\pagestyle{empty}
\setcounter{page}{6}
\setlength\textwidth{348.0pt}
\StartShownPreambleCommands
\usepackage{pst-dbicons}
\seticonparams{entity}{shadow=true,fillcolor=black!30,fillstyle=solid}
\seticonparams{attribute}{fillcolor=black!10,fillstyle=solid}
\seticonparams{relationship}{shadow=true,fillcolor=black!20,fillstyle=solid}
\StopShownPreambleCommands
\begin{document}
\setlength\attrdist{2.5em}
\entity{Person}\hspace{8cm}\entity{Company}
\attributeof{Person}{30}[key]{Name}  \attributeof{Person}{90}[mv]{Nickname}
\attributeof{Person}[4em]{150}{phone}[phone\_no]
\attributeof{Person}[2em]{270}[mv]{wt}[weight\_at]
\attributeof{wt}{240}{date} \attributeof{wt}{300}{weight}
\relationshipbetween{Person}{Company}{worksat}[works\_at]
\end{document}