org.apache.flink.table.planner.plan.abilities.source

Class AggregatePushDownSpec

java.lang.Object

org.apache.flink.table.planner.plan.abilities.source.SourceAbilitySpecBase

org.apache.flink.table.planner.plan.abilities.source.AggregatePushDownSpec

All Implemented Interfaces:

SourceAbilitySpec

public final class AggregatePushDownSpec
extends SourceAbilitySpecBase

A sub-class of SourceAbilitySpec that can not only serialize/deserialize the aggregation to/from JSON, but also can push the local aggregate into a SupportsAggregatePushDown.

Field Summary

Fields

Modifier and Type	Field and Description
static String	FIELD_NAME_AGGREGATE_CALLS
static String	FIELD_NAME_GROUPING_SETS
static String	FIELD_NAME_INPUT_TYPE

Fields inherited from class org.apache.flink.table.planner.plan.abilities.source.SourceAbilitySpecBase

FIELD_NAME_PRODUCED_TYPE

Constructor Summary

Constructors

Constructor and Description
AggregatePushDownSpec(org.apache.flink.table.types.logical.RowType inputType, List<int[]> groupingSets, List<org.apache.calcite.rel.core.AggregateCall> aggregateCalls, org.apache.flink.table.types.logical.RowType producedType)

Method Summary

Modifier and Type	Method and Description
void	apply(org.apache.flink.table.connector.source.DynamicTableSource tableSource, SourceAbilityContext context) Apply the ability to the given DynamicTableSource.
static boolean	apply(org.apache.flink.table.types.logical.RowType inputType, List<int[]> groupingSets, List<org.apache.calcite.rel.core.AggregateCall> aggregateCalls, org.apache.flink.table.types.logical.RowType producedType, org.apache.flink.table.connector.source.DynamicTableSource tableSource, SourceAbilityContext context)
boolean	equals(Object o)
String	getDigests(SourceAbilityContext context) Additional digests to generate when this spec is applied to the source.
int	hashCode()

Methods inherited from class org.apache.flink.table.planner.plan.abilities.source.SourceAbilitySpecBase

getProducedType

Methods inherited from class java.lang.Object

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

Field Detail

FIELD_NAME_INPUT_TYPE

public static final String FIELD_NAME_INPUT_TYPE

See Also:

Constant Field Values

FIELD_NAME_GROUPING_SETS

public static final String FIELD_NAME_GROUPING_SETS

See Also:

Constant Field Values

FIELD_NAME_AGGREGATE_CALLS

public static final String FIELD_NAME_AGGREGATE_CALLS

See Also:

Constant Field Values

Constructor Detail

AggregatePushDownSpec

public AggregatePushDownSpec(org.apache.flink.table.types.logical.RowType inputType,
                             List<int[]> groupingSets,
                             List<org.apache.calcite.rel.core.AggregateCall> aggregateCalls,
                             org.apache.flink.table.types.logical.RowType producedType)

Method Detail

apply

public void apply(org.apache.flink.table.connector.source.DynamicTableSource tableSource,
                  SourceAbilityContext context)

Description copied from interface: SourceAbilitySpec

Apply the ability to the given DynamicTableSource.

getDigests

public String getDigests(SourceAbilityContext context)

Description copied from interface: SourceAbilitySpec

Additional digests to generate when this spec is applied to the source.

Parameters:

context - The context about the source.

apply

public static boolean apply(org.apache.flink.table.types.logical.RowType inputType,
                            List<int[]> groupingSets,
                            List<org.apache.calcite.rel.core.AggregateCall> aggregateCalls,
                            org.apache.flink.table.types.logical.RowType producedType,
                            org.apache.flink.table.connector.source.DynamicTableSource tableSource,
                            SourceAbilityContext context)

equals

public boolean equals(Object o)

Overrides:

equals in class SourceAbilitySpecBase

hashCode

public int hashCode()

Overrides:

hashCode in class SourceAbilitySpecBase