<int-jdbc:inbound-channel-adapter channel="ch1" data-source="ds" row-mapper="rm" query="..." update="...">
    <int:poller fixed-rate="60000">
        <int:transactional />
    </int:poller>
</int-jdbc:inbound-channel-adapter>

<int:channel id="ch1"/>

<int:splitter input-channel="ch1" output-channel="ch2"/>

<int:outbound-channel-adapter ref="messageDispatcher" method="dispatch" channel="ch2"/>

<bean id="messageDispatcher" class="a.b.c.MessageDispatcher"/>