com.exasol.sql.expression.function.exasol

Class OverClause

java.lang.Object

com.exasol.sql.expression.function.exasol.OverClause

public class OverClause
extends Object

This represents an OVER clause of an analytic function in Exasol. See the documentation for details.

Constructor Summary

Constructors

Constructor and Description
OverClause()

Method Summary

Modifier and Type	Method and Description
OrderByClause	getOrderByClause() Get the order by clause of this OverClause.
List<ValueExpression>	getPartitionByColumns() Get the columns of the partition by clause of this OverClause.
WindowFrameClause	getWindowFrameClause() Get the window frame clause of this OverClause.
String	getWindowName() Get the window name of this OverClause.
static OverClause	of(String windowName) Create a new OverClause with the given window name.
OverClause	orderBy(OrderByClause orderByClause) Set the OrderByClause for this OverClause.
OverClause	partitionBy(ValueExpression... columns) Set the columns for the PARTITION BY clause of this OverClause.
OverClause	windowFrame(UnaryOperator<WindowFrameClause> configurator) Set and configure the WindowFrameClause for this OverClause.
OverClause	windowName(String windowName) Set the window name for this OverClause.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

OverClause

public OverClause()

Method Detail

of

public static OverClause of(String windowName)

Create a new OverClause with the given window name.

Parameters:

windowName - window name of the new OverClause

Returns:

a new OverClause

windowName

public OverClause windowName(String windowName)

Set the window name for this OverClause.

Parameters:

windowName - name of the window.

Returns:

this OverClause for fluent programming

orderBy

public OverClause orderBy(OrderByClause orderByClause)

Set the OrderByClause for this OverClause.

Parameters:

orderByClause - OrderByClause for this OverClause

Returns:

this OverClause for fluent programming

partitionBy

public OverClause partitionBy(ValueExpression... columns)

Set the columns for the PARTITION BY clause of this OverClause.

Parameters:

columns - columns for the PARTITION BY clause.

Returns:

this OverClause for fluent programming

windowFrame

public OverClause windowFrame(UnaryOperator<WindowFrameClause> configurator)

Set and configure the WindowFrameClause for this OverClause. You configure the clause in the given lambda.

Parameters:

configurator - lambda configuring the WindowFrameClause.

Returns:

this OverClause for fluent programming

getWindowName

public String getWindowName()

Get the window name of this OverClause.

Returns:

window name

getPartitionByColumns

public List<ValueExpression> getPartitionByColumns()

Get the columns of the partition by clause of this OverClause.

Returns:

partition by columns

getOrderByClause

public OrderByClause getOrderByClause()

Get the order by clause of this OverClause.

Returns:

the order by clause

getWindowFrameClause

public WindowFrameClause getWindowFrameClause()

Get the window frame clause of this OverClause.

Returns:

the window frame clause