org.apache.paimon.manifest

Class ManifestList

java.lang.Object

org.apache.paimon.utils.ObjectsFile<ManifestFileMeta>

org.apache.paimon.manifest.ManifestList

All Implemented Interfaces:

SimpleFileReader<ManifestFileMeta>

public class ManifestList
extends ObjectsFile<ManifestFileMeta>

This file includes several ManifestFileMeta, representing all data of the whole table at the corresponding snapshot.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	ManifestList.Factory Creator of ManifestList.

Field Summary

Fields inherited from class org.apache.paimon.utils.ObjectsFile

compression, fileIO, pathFactory, readerFactory, serializer, writerFactory

Method Summary

Modifier and Type	Method and Description
List<ManifestFileMeta>	readAllManifests(Snapshot snapshot) Return all ManifestFileMeta instances for either data or changelog manifests in this snapshot.
List<ManifestFileMeta>	readChangelogManifests(Snapshot snapshot) Return a ManifestFileMeta for each changelog manifest in this snapshot.
List<ManifestFileMeta>	readDataManifests(Snapshot snapshot) Return a ManifestFileMeta for each data manifest in this snapshot.
List<ManifestFileMeta>	readDeltaManifests(Snapshot snapshot) Return a ManifestFileMeta for each delta manifest in this snapshot.
String	write(List<ManifestFileMeta> metas) Write several ManifestFileMetas into a manifest list.

Methods inherited from class org.apache.paimon.utils.ObjectsFile

delete, exists, fileIO, fileSize, read, read, read, readFromIterator, readWithIOException, readWithIOException, writeWithoutRolling, writeWithoutRolling

Methods inherited from class java.lang.Object

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

Method Detail

readAllManifests

public List<ManifestFileMeta> readAllManifests(Snapshot snapshot)

Return all ManifestFileMeta instances for either data or changelog manifests in this snapshot.

Returns:

a list of ManifestFileMeta.

readDataManifests

public List<ManifestFileMeta> readDataManifests(Snapshot snapshot)

Return a ManifestFileMeta for each data manifest in this snapshot.

Returns:

a list of ManifestFileMeta.

readDeltaManifests

public List<ManifestFileMeta> readDeltaManifests(Snapshot snapshot)

Return a ManifestFileMeta for each delta manifest in this snapshot.

Returns:

a list of ManifestFileMeta.

readChangelogManifests

public List<ManifestFileMeta> readChangelogManifests(Snapshot snapshot)

Return a ManifestFileMeta for each changelog manifest in this snapshot.

Returns:

a list of ManifestFileMeta.

write

public String write(List<ManifestFileMeta> metas)

Write several ManifestFileMetas into a manifest list.

NOTE: This method is atomic.