Package org.apache.flink.api.java.summarize

Class ObjectColumnSummary

java.lang.Object

org.apache.flink.api.java.summarize.ColumnSummary

org.apache.flink.api.java.summarize.ObjectColumnSummary

@Deprecated
@PublicEvolving
public class ObjectColumnSummary
extends ColumnSummary

Deprecated.

All Flink DataSet APIs are deprecated since Flink 1.18 and will be removed in a future Flink major version. You can still build your application in DataSet, but you should move to either the DataStream and/or Table API.

Summary for a column of generic Objects (this is a fallback for unsupported types).

See Also:

FLIP-131: Consolidate the user-facing Dataflow SDKs/APIs (and deprecate the DataSet API

Constructor Summary

Constructors

Constructor	Description
ObjectColumnSummary(long notNullCount, long nullCount)	Deprecated.

Method Summary

Modifier and Type	Method	Description
long	getNonNullCount()	Deprecated. The number of non-null values in this column.
long	getNullCount()	Deprecated. The number of null values in this column.
String	toString()	Deprecated.

Methods inherited from class org.apache.flink.api.java.summarize.ColumnSummary

containsNonNull, containsNull, getTotalCount

Methods inherited from class java.lang.Object

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

Constructor Detail

ObjectColumnSummary

public ObjectColumnSummary(long notNullCount,
                           long nullCount)

Deprecated.

Method Detail

getNonNullCount

public long getNonNullCount()

Deprecated.

The number of non-null values in this column.

Specified by:

getNonNullCount in class ColumnSummary

getNullCount

public long getNullCount()

Deprecated.

Description copied from class: ColumnSummary

The number of null values in this column.

Specified by:

getNullCount in class ColumnSummary

toString

public String toString()

Deprecated.

Overrides:

toString in class Object