Class ListArray.Builder

Namespace

Apache.Arrow

Assembly

Apache.Arrow.dll

public class ListArray.Builder : IArrowArrayBuilder<ListArray, ListArray.Builder>, IArrowArrayBuilder<ListArray>, IArrowArrayBuilder

Inheritance

object

ListArray.Builder

Implements

IArrowArrayBuilder<ListArray, ListArray.Builder>

IArrowArrayBuilder<ListArray>

IArrowArrayBuilder

Inherited Members

object.Equals(object)

object.Equals(object, object)

object.GetHashCode()

object.GetType()

object.MemberwiseClone()

object.ReferenceEquals(object, object)

object.ToString()

Constructors

Builder(Field)

public Builder(Field valueField)

Parameters

valueField Field

Builder(IArrowType)

public Builder(IArrowType valueDataType)

Parameters

valueDataType IArrowType

Properties

Length

public int Length { get; }

Property Value

int

NullCount

public int NullCount { get; protected set; }

Property Value

int

ValueBuilder

public IArrowArrayBuilder<IArrowArray, IArrowArrayBuilder<IArrowArray>> ValueBuilder { get; }

Property Value

IArrowArrayBuilder<IArrowArray, IArrowArrayBuilder<IArrowArray>>

Methods

Append()

Start a new variable-length list slot

This function should be called before beginning to append elements to the value builder

public ListArray.Builder Append()

Returns

ListArray.Builder

AppendNull()

public ListArray.Builder AppendNull()

Returns

ListArray.Builder

Build(MemoryAllocator)

public ListArray Build(MemoryAllocator allocator = null)

Parameters

allocator MemoryAllocator

Returns

ListArray

Clear()

public ListArray.Builder Clear()

Returns

ListArray.Builder

Reserve(int)

public ListArray.Builder Reserve(int capacity)

Parameters

capacity int

Returns

ListArray.Builder

Resize(int)

public ListArray.Builder Resize(int length)

Parameters

length int

Returns

ListArray.Builder