org.apache.flink.table.client.gateway.local.result

Class ChangelogCollectResult

java.lang.Object

org.apache.flink.table.client.gateway.local.result.CollectResultBase

org.apache.flink.table.client.gateway.local.result.ChangelogCollectResult

All Implemented Interfaces:

ChangelogResult, DynamicResult

public class ChangelogCollectResult
extends CollectResultBase
implements ChangelogResult

Collects results and returns them as a changelog.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.flink.table.client.gateway.local.result.CollectResultBase

CollectResultBase.ResultRetrievalThread

Field Summary

Fields

Modifier and Type	Field and Description
protected static int	CHANGE_RECORD_BUFFER_SIZE

Fields inherited from class org.apache.flink.table.client.gateway.local.result.CollectResultBase

executionException, resultLock, retrievalThread

Constructor Summary

Constructors

Constructor and Description
ChangelogCollectResult(org.apache.flink.table.api.TableResult tableResult)

Method Summary

Modifier and Type	Method and Description
boolean	isMaterialized() Returns whether this result is materialized such that snapshots can be taken or results must be retrieved record-wise.
protected void	processRecord(org.apache.flink.types.Row row)
TypedResult<List<org.apache.flink.types.Row>>	retrieveChanges() Retrieves the available result records.

Methods inherited from class org.apache.flink.table.client.gateway.local.result.CollectResultBase

close, handleMissingResult, isRetrieving

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.flink.table.client.gateway.local.result.DynamicResult

close

Field Detail

CHANGE_RECORD_BUFFER_SIZE

@VisibleForTesting
protected static final int CHANGE_RECORD_BUFFER_SIZE

See Also:

Constant Field Values

Constructor Detail

ChangelogCollectResult

public ChangelogCollectResult(org.apache.flink.table.api.TableResult tableResult)

Method Detail

isMaterialized

public boolean isMaterialized()

Description copied from interface: DynamicResult

Returns whether this result is materialized such that snapshots can be taken or results must be retrieved record-wise.

Specified by:

isMaterialized in interface DynamicResult

retrieveChanges

public TypedResult<List<org.apache.flink.types.Row>> retrieveChanges()

Description copied from interface: ChangelogResult

Retrieves the available result records.

Specified by:

retrieveChanges in interface ChangelogResult

processRecord

protected void processRecord(org.apache.flink.types.Row row)

Specified by:

processRecord in class CollectResultBase