<?xml version="1.0" encoding="UTF-8"?>
 
<databaseChangeLog
	xmlns="http://www.liquibase.org/xml/ns/dbchangelog"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xmlns:ext="http://www.liquibase.org/xml/ns/dbchangelog-ext"
	xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-2.0.xsd
		http://www.liquibase.org/xml/ns/dbchangelog-ext http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-ext.xsd">

	<changeSet author="rssntn67" id="1.7.7-add-linkTypeId">
		<addColumn tableName="datalinkinterface">
			<column name="linktypeid" type="integer"/>
		</addColumn>

		<rollback>
			<dropColumn tableName="datalinkinterface" columnName="linktypeid" />
		</rollback>
	</changeSet>
</databaseChangeLog>
