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<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.7 $ -->
<refentry id="function.yaz-database">
<refnamediv>
<refname>yaz_database</refname>
<refpurpose>
Specifies the databases within a session
</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<type>bool</type><methodname>yaz_database</methodname>
<methodparam><type>resource</type><parameter>id</parameter></methodparam>
<methodparam><type>string</type><parameter>databases</parameter></methodparam>
</methodsynopsis>
<para>
This function allows you to change databases within a session by
specifying one or more databases to be used in search, retrieval, etc.
- overriding databases specified in call to
<function>yaz_connect</function>.
</para>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<para>
<variablelist>
<varlistentry>
<term><parameter>id</parameter></term>
<listitem>
<para>
The connection resource returned by <function>yaz_connect</function>.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>databases</parameter></term>
<listitem>
<para>
A string containing one or more databases. Multiple databases are
separated by a plus sign <literal>+</literal>.
</para>
</listitem>
</varlistentry>
</variablelist>
</para>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
&return.success;
</para>
</refsect1>
</refentry>
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