<html><head><meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"><title>Relations</title><meta name="generator" content="DocBook XSL Stylesheets V1.70.1"><link rel="start" href="index.html" title="dotlrn-Catalog Documentation"><link rel="up" href="ch01.html" title="Chapter�1.�DESIGN"><link rel="prev" href="ch01s03.html" title="Roles"><link rel="next" href="ch01s05.html" title="Privileges"></head><body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Relations</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="ch01s03.html">Prev</a>�</td><th width="60%" align="center">Chapter�1.�DESIGN</th><td width="20%" align="right">�<a accesskey="n" href="ch01s05.html">Next</a></td></tr></table><hr></div><div class="section" lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a name="id901768"></a>Relations</h2></div></div></div><p>Two new relations were created to associate dotlrn classes and
communities to dotlrn-catalog courses. On associates the dotlrn_catalog
type with dotlrn_class_instance type for dotlrn classes, and the other
one associates the dotlrn_catalog type with dotlrn_club for the
communities. Here is were the previous created roles take place:</p><pre class="programlisting"># To associate one course to dotlrn
class rel_types::new -role_one d_catalog_role \
-role_two dotlrn_class_role dotlrn_catalog_class_rel \
"DotLRN Catalog Class" "DotLRN Catalog Class" \
dotlrn_catalog 0 1 dotlrn_class_instance 0 1
</pre><pre class="programlisting"># To associate one course to dotlrn community
rel_types::new -role_one d_catalog_role -role_two dotlrn_com_role \
dotlrn_catalog_dotcom_rel "DotLRN Catalog Community" \
"DotLRN Catalog Community" dotlrn_catalog 0 1 dotlrn_club 0 1
</pre></div><div class="navfooter"><hr><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="ch01s03.html">Prev</a>�</td><td width="20%" align="center"><a accesskey="u" href="ch01.html">Up</a></td><td width="40%" align="right">�<a accesskey="n" href="ch01s05.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">Roles�</td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top">�Privileges</td></tr></table></div></body></html>