Apache.Arrow.DurationArray public class DurationArray : PrimitiveArray<long>, IReadOnlyList<TimeSpan?>, IEnumerable<TimeSpan?>, IEnumerable, IReadOnlyCollection<TimeSpan?> Documentation public class Builder : PrimitiveArrayBuilder<long, DurationArray, Builder> public DurationType DataType { get; } public DurationArray(DurationType type, ArrowBuffer valueBuffer, ArrowBuffer nullBitmapBuffer, int length, int nullCount, int offset) public DurationArray(ArrayData data) public TimeSpan? GetTimeSpan(int index)