org.apache.flink.table.planner.plan.logical

Class WindowAttachedWindowingStrategy

java.lang.Object

org.apache.flink.table.planner.plan.logical.WindowingStrategy

org.apache.flink.table.planner.plan.logical.WindowAttachedWindowingStrategy

public class WindowAttachedWindowingStrategy
extends WindowingStrategy

A windowing strategy that gets windows from input columns as windows have been assigned and attached to the physical columns.

Field Summary

Fields

Modifier and Type	Field and Description
static String	FIELD_NAME_WINDOW_END
static String	FIELD_NAME_WINDOW_START

Fields inherited from class org.apache.flink.table.planner.plan.logical.WindowingStrategy

FIELD_NAME_IS_ROWTIME, FIELD_NAME_TIME_ATTRIBUTE_TYPE, FIELD_NAME_WINDOW, isRowtime, timeAttributeType, window

Constructor Summary

Constructors

Constructor and Description
WindowAttachedWindowingStrategy(WindowSpec window, LogicalType timeAttributeType, int windowEnd) Creates a WindowAttachedWindowingStrategy which only windowEnd is attatched.
WindowAttachedWindowingStrategy(WindowSpec window, LogicalType timeAttributeType, int windowStart, int windowEnd)

Method Summary

Modifier and Type	Method and Description
int	getWindowEnd()
int	getWindowStart()
String	toSummaryString(String[] inputFieldNames)

Methods inherited from class org.apache.flink.table.planner.plan.logical.WindowingStrategy

getTimeAttributeType, getWindow, isProctime, isRowtime

Methods inherited from class java.lang.Object

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

Field Detail

FIELD_NAME_WINDOW_START

public static final String FIELD_NAME_WINDOW_START

See Also:

Constant Field Values

FIELD_NAME_WINDOW_END

public static final String FIELD_NAME_WINDOW_END

See Also:

Constant Field Values

Constructor Detail

WindowAttachedWindowingStrategy

public WindowAttachedWindowingStrategy(WindowSpec window,
                                       LogicalType timeAttributeType,
                                       int windowStart,
                                       int windowEnd)

WindowAttachedWindowingStrategy

public WindowAttachedWindowingStrategy(WindowSpec window,
                                       LogicalType timeAttributeType,
                                       int windowEnd)

Creates a WindowAttachedWindowingStrategy which only windowEnd is attatched.

Method Detail

toSummaryString

public String toSummaryString(String[] inputFieldNames)

Specified by:

toSummaryString in class WindowingStrategy

getWindowStart

public int getWindowStart()

getWindowEnd

public int getWindowEnd()