1 /* 2 * Copyright 2010-2022 the original author or authors. 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * https://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 package org.apache.ibatis.migration; 17 18 import java.math.BigDecimal; 19 20 public interface MigrationScript { 21 /** 22 * @return ID of this migration script.<br> 23 * Newer script should have a larger ID number. 24 */ 25 BigDecimal getId(); 26 27 /** 28 * @return Short description of this migration script. 29 */ 30 String getDescription(); 31 32 /** 33 * @return SQL statement(s) executed at runtime schema upgrade. 34 */ 35 String getUpScript(); 36 37 String getDownScript(); 38 }