Integration to 'Apache' 'Arrow'
![[R logo]](../../../doc/html/Rlogo.svg)
![[Up]](../../../doc/html/left.jpg)
![[Top]](../../../doc/html/up.jpg)
Documentation for package ‘arrow’ version 12.0.1.1
Help Pages
A B C D E F G H I J L M N O P R S T U V W
-- A --
| acero | Functions available in Arrow dplyr queries |
| Array | Arrow Arrays |
| array | Arrow Arrays |
| ArrayData | ArrayData class |
| arrow_available | Report information on the package's capabilities |
| arrow_info | Report information on the package's capabilities |
| arrow_table | Table class |
| arrow_with_acero | Report information on the package's capabilities |
| arrow_with_dataset | Report information on the package's capabilities |
| arrow_with_gcs | Report information on the package's capabilities |
| arrow_with_json | Report information on the package's capabilities |
| arrow_with_parquet | Report information on the package's capabilities |
| arrow_with_s3 | Report information on the package's capabilities |
| arrow_with_substrait | Report information on the package's capabilities |
| as_arrow_array | Convert an object to an Arrow Array |
| as_arrow_array.Array | Convert an object to an Arrow Array |
| as_arrow_array.ChunkedArray | Convert an object to an Arrow Array |
| as_arrow_array.Scalar | Convert an object to an Arrow Array |
| as_arrow_table | Convert an object to an Arrow Table |
| as_arrow_table.arrow_dplyr_query | Convert an object to an Arrow Table |
| as_arrow_table.data.frame | Convert an object to an Arrow Table |
| as_arrow_table.Dataset | Convert an object to an Arrow Table |
| as_arrow_table.default | Convert an object to an Arrow Table |
| as_arrow_table.RecordBatch | Convert an object to an Arrow Table |
| as_arrow_table.RecordBatchReader | Convert an object to an Arrow Table |
| as_arrow_table.Schema | Convert an object to an Arrow Table |
| as_arrow_table.Table | Convert an object to an Arrow Table |
| as_chunked_array | Convert an object to an Arrow ChunkedArray |
| as_chunked_array.Array | Convert an object to an Arrow ChunkedArray |
| as_chunked_array.ChunkedArray | Convert an object to an Arrow ChunkedArray |
| as_data_type | Convert an object to an Arrow DataType |
| as_data_type.DataType | Convert an object to an Arrow DataType |
| as_data_type.Field | Convert an object to an Arrow DataType |
| as_data_type.Schema | Convert an object to an Arrow DataType |
| as_record_batch | Convert an object to an Arrow RecordBatch |
| as_record_batch.arrow_dplyr_query | Convert an object to an Arrow RecordBatch |
| as_record_batch.data.frame | Convert an object to an Arrow RecordBatch |
| as_record_batch.RecordBatch | Convert an object to an Arrow RecordBatch |
| as_record_batch.Table | Convert an object to an Arrow RecordBatch |
| as_record_batch_reader | Convert an object to an Arrow RecordBatchReader |
| as_record_batch_reader.arrow_dplyr_query | Convert an object to an Arrow RecordBatchReader |
| as_record_batch_reader.data.frame | Convert an object to an Arrow RecordBatchReader |
| as_record_batch_reader.Dataset | Convert an object to an Arrow RecordBatchReader |
| as_record_batch_reader.function | Convert an object to an Arrow RecordBatchReader |
| as_record_batch_reader.RecordBatch | Convert an object to an Arrow RecordBatchReader |
| as_record_batch_reader.RecordBatchReader | Convert an object to an Arrow RecordBatchReader |
| as_record_batch_reader.Scanner | Convert an object to an Arrow RecordBatchReader |
| as_record_batch_reader.Table | Convert an object to an Arrow RecordBatchReader |
| as_schema | Convert an object to an Arrow DataType |
| as_schema.Schema | Convert an object to an Arrow DataType |
| as_schema.StructType | Convert an object to an Arrow DataType |
-- B --
| binary | Apache Arrow data types |
| bool | Apache Arrow data types |
| boolean | Apache Arrow data types |
| Buffer | Buffer class |
| buffer | Buffer class |
| BufferOutputStream | OutputStream classes |
| BufferReader | InputStream classes |
-- C --
| c.Array | Concatenate zero or more Arrays |
| call_function | Call an Arrow compute function |
| ChunkedArray | ChunkedArray class |
| chunked_array | ChunkedArray class |
| Codec | Compression Codec class |
| codec_is_available | Check whether a compression codec is available |
| CompressedInputStream | Compressed stream classes |
| CompressedOutputStream | Compressed stream classes |
| compression | Compressed stream classes |
| concat_arrays | Concatenate zero or more Arrays |
| concat_tables | Concatenate one or more Tables |
| copy_files | Copy files between FileSystems |
| cpu_count | Manage the global CPU thread pool in libarrow |
| create_package_with_all_dependencies | Create a source bundle that includes all thirdparty dependencies |
| CsvConvertOptions | File reader options |
| CsvFileFormat | CSV dataset file format |
| CsvFragmentScanOptions | Format-specific scan options |
| CsvParseOptions | File reader options |
| CsvReadOptions | File reader options |
| CsvTableReader | Arrow CSV and JSON table reader classes |
| CsvWriteOptions | File reader options |
-- D --
| data-type | Apache Arrow data types |
| Dataset | Multi-file datasets |
| DatasetFactory | Multi-file datasets |
| dataset_factory | Create a DatasetFactory |
| DataType | class arrow::DataType |
| date32 | Apache Arrow data types |
| date64 | Apache Arrow data types |
| decimal | Apache Arrow data types |
| decimal128 | Apache Arrow data types |
| decimal256 | Apache Arrow data types |
| dictionary | Create a dictionary type |
| DictionaryArray | Arrow Arrays |
| DictionaryType | class DictionaryType |
| DirectoryPartitioning | Define Partitioning for a Dataset |
| DirectoryPartitioningFactory | Define Partitioning for a Dataset |
| duration | Apache Arrow data types |
-- E --
| Expression | Arrow expressions |
| ExtensionArray | class arrow::ExtensionArray |
| ExtensionType | class arrow::ExtensionType |
-- F --
| FeatherReader | FeatherReader class |
| Field | Field class |
| field | Field class |
| FileFormat | Dataset file formats |
| FileInfo | FileSystem entry info |
| FileOutputStream | OutputStream classes |
| FileSelector | file selector |
| FileSystem | FileSystem classes |
| FileSystemDataset | Multi-file datasets |
| FileSystemDatasetFactory | Multi-file datasets |
| FileWriteOptions | Format-specific write options |
| FixedSizeListArray | Arrow Arrays |
| FixedSizeListType | Apache Arrow data types |
| FixedWidthType | class arrow::FixedWidthType |
| fixed_size_binary | Apache Arrow data types |
| fixed_size_list_of | Apache Arrow data types |
| flight_connect | Connect to a Flight server |
| flight_disconnect | Explicitly close a Flight client |
| flight_get | Get data from a Flight server |
| flight_path_exists | See available resources on a Flight server |
| flight_put | Send data to a Flight server |
| float | Apache Arrow data types |
| float16 | Apache Arrow data types |
| float32 | Apache Arrow data types |
| float64 | Apache Arrow data types |
| FragmentScanOptions | Format-specific scan options |
-- G --
| GcsFileSystem | FileSystem classes |
| gs_bucket | Connect to a Google Cloud Storage (GCS) bucket |
-- H --
| halffloat | Apache Arrow data types |
| HivePartitioning | Define Partitioning for a Dataset |
| HivePartitioningFactory | Define Partitioning for a Dataset |
| hive_partition | Construct Hive partitioning |
-- I --
| infer_type | Infer the arrow Array type from an R object |
| InMemoryDataset | Multi-file datasets |
| InputStream | InputStream classes |
| install_arrow | Install or upgrade the Arrow library |
| install_pyarrow | Install pyarrow for use with reticulate |
| int16 | Apache Arrow data types |
| int32 | Apache Arrow data types |
| int64 | Apache Arrow data types |
| int8 | Apache Arrow data types |
| io_thread_count | Manage the global I/O thread pool in libarrow |
| IpcFileFormat | Dataset file formats |
| is_in | 'match' and '%in%' for Arrow objects |
-- J --
| JsonParseOptions | File reader options |
| JsonReadOptions | File reader options |
| JsonTableReader | Arrow CSV and JSON table reader classes |
-- L --
| LargeListArray | Arrow Arrays |
| large_binary | Apache Arrow data types |
| large_list_of | Apache Arrow data types |
| large_utf8 | Apache Arrow data types |
| ListArray | Arrow Arrays |
| list_compute_functions | List available Arrow C++ compute functions |
| list_flights | See available resources on a Flight server |
| list_of | Apache Arrow data types |
| load_flight_server | Load a Python Flight server |
| LocalFileSystem | FileSystem classes |
-- M --
| MapArray | Arrow Arrays |
| MapType | Apache Arrow data types |
| map_batches | Apply a function to a stream of RecordBatches |
| map_of | Apache Arrow data types |
| match_arrow | 'match' and '%in%' for Arrow objects |
| MemoryMappedFile | InputStream classes |
| Message | class arrow::Message |
| MessageReader | class arrow::MessageReader |
| mmap_create | Create a new read/write memory mapped file of a given size |
| mmap_open | Open a memory mapped file |
-- N --
| new_extension_array | Extension types |
| new_extension_type | Extension types |
| null | Apache Arrow data types |
-- O --
| open_csv_dataset | Open a multi-file dataset of CSV or other delimiter-separated format |
| open_dataset | Open a multi-file dataset |
| open_delim_dataset | Open a multi-file dataset of CSV or other delimiter-separated format |
| open_tsv_dataset | Open a multi-file dataset of CSV or other delimiter-separated format |
| OutputStream | OutputStream classes |
-- P --
| ParquetArrowReaderProperties | ParquetArrowReaderProperties class |
| ParquetFileFormat | Dataset file formats |
| ParquetFileReader | ParquetFileReader class |
| ParquetFileWriter | ParquetFileWriter class |
| ParquetFragmentScanOptions | Format-specific scan options |
| ParquetWriterProperties | ParquetWriterProperties class |
| Partitioning | Define Partitioning for a Dataset |
-- R --
| RandomAccessFile | InputStream classes |
| ReadableFile | InputStream classes |
| read_csv_arrow | Read a CSV or other delimited file with Arrow |
| read_delim_arrow | Read a CSV or other delimited file with Arrow |
| read_feather | Read a Feather file (an Arrow IPC file) |
| read_ipc_file | Read a Feather file (an Arrow IPC file) |
| read_ipc_stream | Read Arrow IPC stream format |
| read_json_arrow | Read a JSON file |
| read_message | Read a Message from a stream |
| read_parquet | Read a Parquet file |
| read_schema | read a Schema from a stream |
| read_tsv_arrow | Read a CSV or other delimited file with Arrow |
| RecordBatch | RecordBatch class |
| RecordBatchFileReader | RecordBatchReader classes |
| RecordBatchFileWriter | RecordBatchWriter classes |
| RecordBatchReader | RecordBatchReader classes |
| RecordBatchStreamReader | RecordBatchReader classes |
| RecordBatchStreamWriter | RecordBatchWriter classes |
| RecordBatchWriter | RecordBatchWriter classes |
| record_batch | RecordBatch class |
| register_extension_type | Extension types |
| register_scalar_function | Register user-defined functions |
| reregister_extension_type | Extension types |
-- S --
| S3FileSystem | FileSystem classes |
| s3_bucket | Connect to an AWS S3 bucket |
| Scalar | Arrow scalars |
| Scanner | Scan the contents of a dataset |
| ScannerBuilder | Scan the contents of a dataset |
| Schema | Schema class |
| schema | Schema class |
| set_cpu_count | Manage the global CPU thread pool in libarrow |
| set_io_thread_count | Manage the global I/O thread pool in libarrow |
| show_exec_plan | Show the details of an Arrow Execution Plan |
| string | Apache Arrow data types |
| struct | Apache Arrow data types |
| StructArray | Arrow Arrays |
| StructScalar | Arrow Arrays |
| SubTreeFileSystem | FileSystem classes |
-- T --
| Table | Table class |
| time32 | Apache Arrow data types |
| time64 | Apache Arrow data types |
| timestamp | Apache Arrow data types |
| TimestampParser | File reader options |
| to_arrow | Create an Arrow object from others |
| to_duckdb | Create a (virtual) DuckDB table from an Arrow object |
| type | Infer the arrow Array type from an R object |
-- U --
| uint16 | Apache Arrow data types |
| uint32 | Apache Arrow data types |
| uint64 | Apache Arrow data types |
| uint8 | Apache Arrow data types |
| unify_schemas | Combine and harmonize schemas |
| UnionDataset | Multi-file datasets |
| unregister_extension_type | Extension types |
| utf8 | Apache Arrow data types |
-- V --
| value_counts | 'table' for Arrow objects |
| vctrs_extension_array | Extension type for generic typed vectors |
| vctrs_extension_type | Extension type for generic typed vectors |
-- W --
| write_csv_arrow | Write CSV file to disk |
| write_dataset | Write a dataset |
| write_feather | Write a Feather file (an Arrow IPC file) |
| write_ipc_file | Write a Feather file (an Arrow IPC file) |
| write_ipc_stream | Write Arrow IPC stream format |
| write_parquet | Write Parquet file to disk |
| write_to_raw | Write Arrow data to a raw vector |