+ <varlistentry>
+ <term><parameter>refresh</parameter></term>
+ <listitem>
+ <para>
+ This value is only considered when CLOS objects are being
+ selected. A boolean with a default value of &nil;. When
+ the value of the <varname>caching</varname> keyword is
+ &t;, a second equivalent <function>select</function> call
+ will return the same view class instance objects. When
+ <varname>refresh</varname> is &t;, then slots of the
+ existing instances are updated as necessary. In such
+ cases, you may wish to override the hook
+ <function>instance-refresh</function>.
+ </para>
+ </listitem>
+ </varlistentry>
+ <varlistentry>
+ <term><parameter>caching</parameter></term>
+ <listitem>
+ <para>
+ This value is only considered when CLOS objects are being
+ selected. A boolean with a default value of
+ <varname>*default-caching*</varname>. &clsql; caches
+ objects in accordance with the &commonsql; interface: a
+ second equivalent <function>select</function> call will
+ return the same view class instance objects.
+ </para>
+ </listitem>
+ </varlistentry>