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package org.jooq;


A window definition.

Window definitions can be

The WINDOW clause is only natively supported by

If your database supports window functions, but not the WINDOW clause, jOOQ will inline window definitions into their respective window functions.

Instances can be created using Name.as(WindowSpecification) and overloads.

Author:Lukas Eder
/** * 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#AURORA_POSTGRES}</li> * <li>{@link SQLDialect#H2}</li> * <li>{@link SQLDialect#MYSQL}</li> * <li>{@link SQLDialect#POSTGRES}</li> * <li>{@link SQLDialect#SQLITE}</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. * <p> * Instances can be created using {@link Name#as(WindowSpecification)} and * overloads. * * @author Lukas Eder */
public interface WindowDefinition extends WindowSpecificationOrderByStep { }