Sample Magento config.xml showing how to alias a database table

config.xml

<?xml version="1.0"?>
<!--
/**
 * Module configuration
 *
 * @author Magento
 */
-->
<config>
    <modules>
        <!-- omitted for brevity -->
    </modules>
    <global>
        <models>
            <!-- omitted for brevity -->
            <news_resource>
                <class>Magentostudy_News_Model_Resource</class>
                <entities>
                    <news>
                        <table>magentostudy_news</table> <!-- name of the module's database table -->
                    </news>
                </entities>
            </news_resource>
        </models>
        <helpers>
            <!-- omitted for brevity -->
        </helpers>
        <blocks>
            <!-- omitted for brevity -->
        </blocks>
        <resources>
            <magentostudy_news_setup> <!-- specifies nested directory in which to store DB scripts -->
                <setup>
                    <module>Magentostudy_News</module>
                    <class>Mage_Core_Model_Resource_Setup</class> <!-- Magento core class -->
                </setup>
            </magentostudy_news_setup>
        </resources>
      <!-- omitted for brevity -->
    </global>
</config>