/* * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * * Other licenses: * ----------------------------------------------------------------------------- * Commercial licenses for this work are available. These replace the above * ASL 2.0 and offer limited warranties, support, maintenance, and commercial * database integrations. * * For more information, please visit: http://www.jooq.org/licenses * * * * * * * * * * * * * */ package org.jooq; /** * A window definition. * <p> * Window definitions can be * <ul> * <li>declared in the <code>WINDOW</code> clause (see * {@link SelectWindowStep#window(WindowDefinition...)}</li> * <li>referenced from the <code>OVER</code> clause (see * {@link AggregateFunction#over(WindowDefinition)}</li> * </ul> * <p> * The <code>WINDOW</code> clause is only natively supported by * <ul> * <li> {@link SQLDialect#POSTGRES}</li> * <li> {@link SQLDialect#SYBASE}</li> * </ul> * <p> * If your database supports window functions, but not the <code>WINDOW</code> * clause, jOOQ will inline window definitions into their respective window * functions. * * @author Lukas Eder */ public interface WindowDefinition extends QueryPart { }