internal static ArrayData Concatenate(IReadOnlyList <ArrayData> arrayDataList, MemoryAllocator allocator = default)
{
if (arrayDataList == null || arrayDataList.Count == 0)
{
return(null);
}
if (arrayDataList.Count == 1)
{
return(arrayDataList[0]);
}
var arrowArrayConcatenationVisitor = new ArrayDataConcatenationVisitor(arrayDataList, allocator);
IArrowType type = arrayDataList[0].DataType;
type.Accept(arrowArrayConcatenationVisitor);
return(arrowArrayConcatenationVisitor.Result);
}
private static ColumnDecoder ArrowTypeToDecoder(IArrowType arrowType, TypeDecoderVisitor typeDecoderVisitor)
{
arrowType.Accept(typeDecoderVisitor);
return(typeDecoderVisitor.ColumnDecoder);
}
