Serialized Form (Lance Core 0.38.3 API)

Package com.lancedb.lance
- Class com.lancedb.lance.FragmentMetadata extends Object implements Serializable
  
  serialVersionUID:
  
  -5886811251944130460L
  - Serialized Fields
    - id
```
int id
```
    - files
```
List<E> files
```
    - physicalRows
```
long physicalRows
```
    - deletionFile
```
DeletionFile deletionFile
```
    - rowIdMeta
```
RowIdMeta rowIdMeta
```
Package com.lancedb.lance.compaction
- Class com.lancedb.lance.compaction.CompactionMetrics extends Object implements Serializable
  - Serialized Fields
    - fragmentsRemoved
```
long fragmentsRemoved
```
    - fragmentsAdded
```
long fragmentsAdded
```
    - filesRemoved
```
long filesRemoved
```
    - filesAdded
```
long filesAdded
```
- Class com.lancedb.lance.compaction.CompactionOptions extends Object implements Serializable
  - Serialization Methods
    - readObject
```
private void readObject(ObjectInputStream input)
                 throws IOException,
                        ClassNotFoundException
```
      Throws:
      
      IOException
      
      ClassNotFoundException
    - writeObject
```
private void writeObject(ObjectOutputStream output)
                  throws IOException
```
      Throws:
      
      IOException
  - Serialized Fields
    - targetRowsPerFragment
```
Optional<T> targetRowsPerFragment
```
    - maxRowsPerGroup
```
Optional<T> maxRowsPerGroup
```
    - maxBytesPerFile
```
Optional<T> maxBytesPerFile
```
    - materializeDeletions
```
Optional<T> materializeDeletions
```
    - materializeDeletionsThreshold
```
Optional<T> materializeDeletionsThreshold
```
    - numThreads
```
Optional<T> numThreads
```
    - batchSize
```
Optional<T> batchSize
```
    - deferIndexRemap
```
Optional<T> deferIndexRemap
```
- Class com.lancedb.lance.compaction.CompactionTask extends Object implements Serializable
  - Serialized Fields
    - taskData
```
TaskData taskData
```
    - readVersion
```
long readVersion
```
    - compactionOptions
```
CompactionOptions compactionOptions
```
- Class com.lancedb.lance.compaction.RewriteResult extends Object implements Serializable
  - Serialized Fields
    - metrics
```
CompactionMetrics metrics
```
    - newFragments
```
List<E> newFragments
```
    - originalFragments
```
List<E> originalFragments
```
    - readVersion
```
long readVersion
```
    - rowIdMap
```
Map<K,V> rowIdMap
```
    - changedRowAddrs
```
byte[] changedRowAddrs
```
- Class com.lancedb.lance.compaction.TaskData extends Object implements Serializable
  - Serialized Fields
    - fragments
```
List<E> fragments
```
Package com.lancedb.lance.fragment
- Class com.lancedb.lance.fragment.DataFile extends Object implements Serializable
  
  serialVersionUID:
  
  -2827710928026343591L
  - Serialized Fields
    - path
```
String path
```
    - fields
```
int[] fields
```
    - columnIndices
```
int[] columnIndices
```
    - fileMajorVersion
```
int fileMajorVersion
```
    - fileMinorVersion
```
int fileMinorVersion
```
    - fileSizeBytes
```
Long fileSizeBytes
```
    - baseId
```
Integer baseId
```
- Class com.lancedb.lance.fragment.DeletionFile extends Object implements Serializable
  
  serialVersionUID:
  
  3786348766842875859L
  - Serialized Fields
    - id
```
long id
```
    - readVersion
```
long readVersion
```
    - numDeletedRows
```
Long numDeletedRows
```
    - fileType
```
DeletionFileType fileType
```
    - baseId
```
Integer baseId
```
- Class com.lancedb.lance.fragment.RowIdMeta extends Object implements Serializable
  
  serialVersionUID:
  
  -6532828695072614148L
  - Serialized Fields
    - metadata
```
String metadata
```
Package com.lancedb.lance.ipc
- Class com.lancedb.lance.ipc.ColumnOrdering extends Object implements Serializable
  
  serialVersionUID:
  
  1L
  - Serialized Fields
    - columnName
```
String columnName
```
    - nullFirst
```
boolean nullFirst
```
    - ascending
```
boolean ascending
```
- Class com.lancedb.lance.ipc.DataStatistics extends Object implements Serializable
  - Serialized Fields
    - fields
```
List<E> fields
```
- Class com.lancedb.lance.ipc.FieldStatistics extends Object implements Serializable
  - Serialized Fields
    - id
```
int id
```
    - dataSize
```
long dataSize
```

Serialized Form

Package com.lancedb.lance

Class com.lancedb.lance.FragmentMetadata extends Object implements Serializable

Serialized Fields

id

files

physicalRows

deletionFile

rowIdMeta

Package com.lancedb.lance.compaction

Class com.lancedb.lance.compaction.CompactionMetrics extends Object implements Serializable

Serialized Fields

fragmentsRemoved

fragmentsAdded

filesRemoved

filesAdded

Class com.lancedb.lance.compaction.CompactionOptions extends Object implements Serializable

Serialization Methods

readObject

writeObject

Serialized Fields

targetRowsPerFragment

maxRowsPerGroup

maxBytesPerFile

materializeDeletions

materializeDeletionsThreshold

numThreads

batchSize

deferIndexRemap

Class com.lancedb.lance.compaction.CompactionTask extends Object implements Serializable

Serialized Fields

taskData

readVersion

compactionOptions

Class com.lancedb.lance.compaction.RewriteResult extends Object implements Serializable

Serialized Fields

metrics

newFragments

originalFragments

readVersion

rowIdMap

changedRowAddrs

Class com.lancedb.lance.compaction.TaskData extends Object implements Serializable

Serialized Fields

fragments

Package com.lancedb.lance.fragment

Class com.lancedb.lance.fragment.DataFile extends Object implements Serializable

Serialized Fields

path

fields

columnIndices

fileMajorVersion

fileMinorVersion

fileSizeBytes

baseId

Class com.lancedb.lance.fragment.DeletionFile extends Object implements Serializable

Serialized Fields

id

readVersion

numDeletedRows

fileType

baseId

Class com.lancedb.lance.fragment.RowIdMeta extends Object implements Serializable

Serialized Fields

metadata

Package com.lancedb.lance.ipc

Class com.lancedb.lance.ipc.ColumnOrdering extends Object implements Serializable

Serialized Fields

columnName

nullFirst

ascending

Class com.lancedb.lance.ipc.DataStatistics extends Object implements Serializable

Serialized Fields

fields

Class com.lancedb.lance.ipc.FieldStatistics extends Object implements Serializable

Serialized Fields

id

dataSize