$ mvn liquibase:update -DchangesToApply=1

    <build>
        <plugins>
            <plugin>
                <!-- Liquibase -->
                <groupId>org.liquibase</groupId>
                <artifactId>liquibase-maven-plugin</artifactId>
                <version>${liquibase.version}</version>
                <configuration>
                    <changeLogFile>*****</changeLogFile>
                    <driver>org.postgresql.Driver</driver>
                    <url>jdbc:postgresql://${db.url}</url>
                    <username>${db.username}</username>
                    <password>${db.password}</password>
                    <context>sampledata</context>
                    <promptOnNonLocalDatabase>false</promptOnNonLocalDatabase>
                    <clearCheckSums>true</clearCheckSums>
                    <rollbackTag>${liquibase.rollbackTag}</rollbackTag>
                    <referenceUrl>jdbc:postgresql://*************</referenceUrl>
                    <referenceUsername>${db.username}</referenceUsername>
                    <referencePassword>${db.password}</referencePassword>
                </configuration>
            </plugin>