Function LGBM_DatasetSerializeReferenceToBinary 

pub unsafe extern "C" fn LGBM_DatasetSerializeReferenceToBinary(
    handle: DatasetHandle,
    out: *mut ByteBufferHandle,
    out_len: *mut i32,
) -> c_int

Create a dataset schema representation as a binary byte array (excluding data).

Arguments

• handle - Handle of dataset
• out (direction out) - The output byte array
• out_len (direction out) - The length of the output byte array (returned for convenience)

Returns

0 when succeed, -1 when failure happens