-<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook V4.1//EN"
- "http://www.oasis-open.org/docbook/xml/4.1/docbookx.dtd" [
+<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook V4.4//EN"
+ "http://www.oasis-open.org/docbook/xml/4.4/docbookx.dtd" [
<!ENTITY copyright SYSTEM "copyright.xml">
<!ENTITY % idcommon SYSTEM "common/common.ent">
%idcommon;
]>
<refentry id="ref-virt_db">
+ <refentryinfo>
+ <productname>Metaproxy</productname>
+ <info><orgname>Index Data</orgname></info>
+ </refentryinfo>
+
<refmeta>
<refentrytitle>virt_db</refentrytitle>
<manvolnum>3mp</manvolnum>
- <refmiscinfo>Metaproxy Module</refmiscinfo>
-</refmeta>
-
+ <refmiscinfo class="manual">Metaproxy Module</refmiscinfo>
+ </refmeta>
+
<refnamediv>
<refname>virt_db</refname>
<refpurpose>Metaproxy Virtual Databases Module</refpurpose>
</refnamediv>
-
+
<refsect1><title>DESCRIPTION</title>
<para>
This filter allows one Z39.50 database to be me mapped to
another target; or even multiple targets.
</para>
<para>
- The configuration of virt_db consists of zero or more
+ The configuration of virt_db consists of zero or more
<literal><virtual></literal> elements each describing the
Z39.50 virtual database recognized.
The name of the database is the text content of the
<literal><database></literal> element which should be
- first element inside the virtual section.
+ first element inside the virtual section.
</para>
<para>
For Metaproxy 1.0.20 and later, the database is treated as a glob pattern.
- This allows operators * (any number of any character) and
+ This allows operators * (any number of any character) and
? (any single character). The virtual sections are inspected in
the order given. The first matching virtual database is used.
</para>
<para>
Following that is one or more <literal><target></literal>
elements with the identifier of each target that the virtual database
- maps to.
+ maps to. If a database is given for a target (following a slash), that
+ database name is used as Z39.50 database for this target. If the
+ database is omitted for the target, the original (virtual) database
+ is used as Z39.50 database.
</para>
<para>
If multiple targets are given that has special meaning depending on the
databases do not result in the same routing.
</para>
</refsect1>
-
+
+ <refsect1><title>SCHEMA</title>
+ <literallayout><xi:include
+ xi:href="../xml/schema/filter_virt_db.rnc" xi:parse="text"
+ xmlns:xi="http://www.w3.org/2001/XInclude" />
+ </literallayout>
+ </refsect1>
+
<refsect1><title>EXAMPLES</title>
<para>
Consider this virt_db configuration:
</virtual>
<virtual>
<database>*</database><!-- default -->
- <target>localhost:9999</target>
+ <target>localhost:9999</target><-- database not altered -->
</virtual>
</filter>
]]>
</screen>
- This will offer 4 databases, <literal>db1</literal>,
+ This will offer 4 databases, <literal>db1</literal>,
<literal>db2</literal>, <literal>combined</literal> and
<literal>db3</literal>. If a Z39.50 specifies <literal>db1</literal>
and <literal>db2</literal> that will have same effect as specifying
Since <literal>db3</literal> routes differently from the other databases,
this database may not be combined with the others.
</para>
- </refsect1>
-
+ </refsect1>
+
<refsect1><title>SEE ALSO</title>
<para>
<citerefentry>
</citerefentry>
</para>
</refsect1>
-
+
©right;
</refentry>
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