Package org.apache.polaris.persistence.nosql.api.obj

Interface BaseCommitObj

All Superinterfaces:

Obj

public interface BaseCommitObj
extends Obj

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static interface	BaseCommitObj.Builder<O extends BaseCommitObj,B extends BaseCommitObj.Builder<O,B>>

Nested classes/interfaces inherited from interface org.apache.polaris.persistence.nosql.api.obj.Obj

Obj.ObjSerializeAll, Obj.StorageView

Method Summary

Modifier and Type	Method	Description
default Optional<ObjRef>	directParent()
long	seq()	Monotonically increasing counter representing the number of commits since the "beginning of time".
long[]	tail()	Zero, one or more parent-entry hashes of this commit, the nearest parent first.

Methods inherited from interface org.apache.polaris.persistence.nosql.api.obj.Obj

createdAtMicros, id, numParts, type, versionToken, withCreatedAtMicros, withNumParts

Method Details

seq

long seq()

Monotonically increasing counter representing the number of commits since the "beginning of time".

tail

long[] tail()

Zero, one or more parent-entry hashes of this commit, the nearest parent first.

This is an internal attribute used to more efficiently page through the commit log.

Only the first, the nearest parent shall be exposed to clients.

This is a long[] for more efficient serialization wrt space.

directParent

default Optional<ObjRef> directParent()