<?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" xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-3.4.xsd" logicalFilePath="changelog-4.9"> <changeSet author="author" id="changelog-4.9"> <createIndex tableName="tc_events" indexName="event_deviceid_servertime"> <column name="deviceid" /> <column name="servertime" /> </createIndex> </changeSet> </databaseChangeLog>