Package io.delta.kernel.internal.rowtracking

Class RowTrackingMetadataDomain

Object

io.delta.kernel.internal.metadatadomain.JsonMetadataDomain

io.delta.kernel.internal.rowtracking.RowTrackingMetadataDomain

public final class RowTrackingMetadataDomain
extends JsonMetadataDomain

Represents the metadata domain for row tracking.

Field Summary

Fields

Modifier and Type	Field	Description
static final String	DOMAIN_NAME
static final long	MISSING_ROW_ID_HIGH_WATERMARK

Constructor Summary

Constructors

Constructor	Description
RowTrackingMetadataDomain(long rowIdHighWaterMark)	Constructs a RowTrackingMetadataDomain with the specified row ID high water mark.

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object obj)
static RowTrackingMetadataDomain	fromJsonConfiguration(String json)	Creates an instance of RowTrackingMetadataDomain from a JSON configuration string.
static Optional<RowTrackingMetadataDomain>	fromSnapshot(SnapshotImpl snapshot)	Creates an instance of RowTrackingMetadataDomain from a SnapshotImpl.
String	getDomainName()	Returns the name of the domain.
long	getRowIdHighWaterMark()
int	hashCode()
String	toString()

Methods inherited from class io.delta.kernel.internal.metadatadomain.JsonMetadataDomain

toDomainMetadata, toJsonConfiguration

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Field Details

DOMAIN_NAME

public static final String DOMAIN_NAME

See Also:

• Constant Field Values

MISSING_ROW_ID_HIGH_WATERMARK

public static final long MISSING_ROW_ID_HIGH_WATERMARK

See Also:

• Constant Field Values

Constructor Details

RowTrackingMetadataDomain

public RowTrackingMetadataDomain(long rowIdHighWaterMark)

Constructs a RowTrackingMetadataDomain with the specified row ID high water mark.

Parameters:

rowIdHighWaterMark - the row ID high water mark

Method Details

fromJsonConfiguration

public static RowTrackingMetadataDomain fromJsonConfiguration(String json)

Creates an instance of RowTrackingMetadataDomain from a JSON configuration string.

Parameters:

json - the JSON configuration string

Returns:

an instance of RowTrackingMetadataDomain

fromSnapshot

public static Optional<RowTrackingMetadataDomain> fromSnapshot(SnapshotImpl snapshot)

Creates an instance of RowTrackingMetadataDomain from a SnapshotImpl.

Parameters:

snapshot - the snapshot instance

Returns:

an Optional containing the RowTrackingMetadataDomain if present

getDomainName

public String getDomainName()

Description copied from class: JsonMetadataDomain

Returns the name of the domain.

Specified by:

getDomainName in class JsonMetadataDomain

Returns:

the domain name

getRowIdHighWaterMark

public long getRowIdHighWaterMark()

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object