Liquibase changesets for renaming complex data handlers of Attachments

liquibase.xml

<?xml version="1.0" encoding="UTF-8"?>

<databaseChangeLog xmlns="http://www.liquibase.org/xml/ns/dbchangelog/1.9"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog/1.9
                  http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-1.9.xsd">
    <!--
        See http://www.liquibase.org/manual/home#available_database_refactorings
        for a list of supported elements and attributes
    -->
    <changeSet id="2.0.0-001" author="mks-d">
        <comment>Renamed 'DefaultDocumentHandler' to 'DefaultAttachmentHandler'.</comment>
        <update tableName="concept_complex">
            <column name="handler" value="DefaultAttachmentHandler"></column>
            <where>handler ='DefaultDocumentHandler'</where>
        </update>
    </changeSet>
    <changeSet id="2.0.0-002" author="mks-d">
        <comment>Renamed 'ImageDocumentHandler' to 'ImageAttachmentHandler'.</comment>
        <update tableName="concept_complex">
            <column name="handler" value="ImageAttachmentHandler"></column>
            <where>handler ='ImageDocumentHandler'</where>
        </update>
    </changeSet>
</databaseChangeLog>