ykonsole2/ykonsole-mysql/src/main/resources/migrations/tables/program_step.xml

<?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-3.1.xsd">
  <changeSet id="1" author="stian">
    <preConditions onFail="MARK_RAN">
      <not>
        <tableExists tableName="program_step"/>
      </not>
    </preConditions>
    <createTable tableName="program_step">
      <column name="id" type="CHAR(10)">
        <constraints nullable="false" primaryKey="true"/>
      </column>
      <column name="step_index" type="INT">
        <constraints nullable="false" primaryKey="true"/>
      </column>
      <column name="duration_type" type="ENUM('Time', 'Distance', 'Calories')">
        <constraints nullable="false"/>
      </column>
      <column name="duration_value" type="INT">
        <constraints nullable="false"/>
      </column>
    </createTable>
  </changeSet>
  <changeSet id="3" author="stian">
    <modifyDataType
      tableName="program_step"
      columnName="duration_type"
      newDataType="ENUM('None', 'Level', 'Time', 'Distance', 'Calories')"
    />
  </changeSet>
</databaseChangeLog>