跳至内容

所有函数

array_stream_set_finalizer()
注册数组流终结器
as_nanoarrow_array()
将对象转换为 nanoarrow 数组
as_nanoarrow_array_stream()
将对象转换为 nanoarrow array_stream
as_nanoarrow_buffer()
将对象转换为 nanoarrow 缓冲区
as_nanoarrow_schema() infer_nanoarrow_schema() nanoarrow_schema_parse() nanoarrow_schema_modify()
将对象转换为 nanoarrow 模式
as_nanoarrow_vctr() nanoarrow_vctr()
实验性的 Arrow 编码数组作为 R 向量
basic_array_stream()
从批次创建 ArrayStreams
convert_array()
将数组转换为 R 向量
convert_array_stream() collect_array_stream()
将数组流转换为 R 向量
infer_nanoarrow_ptype()
推断 R 向量原型
infer_nanoarrow_ptype_extension() convert_array_extension() as_nanoarrow_array_extension()
实现 Arrow 扩展类型
na_type() na_na() na_bool() na_int8() na_uint8() na_int16() na_uint16() na_int32() na_uint32() na_int64() na_uint64() na_half_float() na_float() na_double() na_string() na_large_string() na_string_view() na_binary() na_large_binary() na_fixed_size_binary() na_binary_view() na_date32() na_date64() na_time32() na_time64() na_duration() na_interval_months() na_interval_day_time() na_interval_month_day_nano() na_timestamp() na_decimal128() na_decimal256() na_struct() na_sparse_union() na_dense_union() na_list() na_large_list() na_fixed_size_list() na_map() na_dictionary() na_extension()
创建类型对象
na_vctrs()
Vctrs 扩展类型
nanoarrow_array_init() nanoarrow_array_set_schema() nanoarrow_array_modify()
修改 nanoarrow 数组
nanoarrow_buffer_init() nanoarrow_buffer_append() convert_buffer()
创建和修改 nanoarrow 缓冲区
nanoarrow_extension_array()
创建 Arrow 扩展数组
nanoarrow_extension_spec() register_nanoarrow_extension() unregister_nanoarrow_extension() resolve_nanoarrow_extension()
注册 Arrow 扩展类型
nanoarrow_pointer_is_valid() nanoarrow_pointer_addr_dbl() nanoarrow_pointer_addr_chr() nanoarrow_pointer_addr_pretty() nanoarrow_pointer_release() nanoarrow_pointer_move() nanoarrow_pointer_export() nanoarrow_allocate_schema() nanoarrow_allocate_array() nanoarrow_allocate_array_stream() nanoarrow_pointer_set_protected()
危险区域:底层指针操作
nanoarrow_version()
底层“nanoarrow”C 库构建
read_nanoarrow() write_nanoarrow() example_ipc_stream()
读取/写入 Arrow 数据的序列化流