org.apache.flink.table.planner.plan.utils

Class RankProcessStrategy.UpdateFastStrategy

java.lang.Object

org.apache.flink.table.planner.plan.utils.RankProcessStrategy.UpdateFastStrategy

All Implemented Interfaces:

RankProcessStrategy

Enclosing interface:

RankProcessStrategy

public static class RankProcessStrategy.UpdateFastStrategy
extends Object
implements RankProcessStrategy

A strategy which only works when input shouldn't contains deletion changes and input should have the given primaryKeys and should be monotonic on the order by field.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.flink.table.planner.plan.utils.RankProcessStrategy

RankProcessStrategy.AppendFastStrategy, RankProcessStrategy.RetractStrategy, RankProcessStrategy.UndefinedStrategy, RankProcessStrategy.UpdateFastStrategy

Field Summary

Fields

Modifier and Type	Field and Description
static String	FIELD_NAME_PRIMARY_KEYS

Fields inherited from interface org.apache.flink.table.planner.plan.utils.RankProcessStrategy

APPEND_FAST_STRATEGY, RETRACT_STRATEGY, UNDEFINED_STRATEGY

Constructor Summary

Constructors

Constructor and Description
UpdateFastStrategy(int[] primaryKeys)

Method Summary

Modifier and Type	Method and Description
int[]	getPrimaryKeys()
String	toString()

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.flink.table.planner.plan.utils.RankProcessStrategy

analyzeRankProcessStrategies

Field Detail

FIELD_NAME_PRIMARY_KEYS

public static final String FIELD_NAME_PRIMARY_KEYS

See Also:

Constant Field Values

Constructor Detail

UpdateFastStrategy

public UpdateFastStrategy(int[] primaryKeys)

Method Detail

getPrimaryKeys

public int[] getPrimaryKeys()

toString

public String toString()

Overrides:

toString in class Object