| Package | Description |
|---|---|
| org.bytedeco.arrow | |
| org.bytedeco.arrow_dataset | |
| org.bytedeco.arrow_flight | |
| org.bytedeco.parquet |
| Modifier and Type | Class and Description |
|---|---|
class |
RecordBatchStreamReader
\brief Synchronous batch stream reader that reads from io::InputStream
This class reads the schema (plus any dictionaries) as the first messages
in the stream, followed by record batches.
|
class |
StreamingReader
\brief A class that reads a CSV file incrementally
Caveats:
- For now, this is always single-threaded (regardless of
ReadOptions::use_threads. |
class |
TableBatchReader
\brief Compute a stream of record batches from a (possibly chunked) Table
The conversion is zero-copy: each record batch is a view over a slice
of the table's columns.
|
| Modifier and Type | Method and Description |
|---|---|
RecordBatchReader |
RecordBatchReaderSharedResult.access() |
RecordBatchReader |
RecordBatchReaderSharedResult.access() |
RecordBatchReader |
RecordBatchReaderSharedResult.MoveValueUnsafe() |
RecordBatchReader |
RecordBatchReaderSharedResult.MoveValueUnsafe() |
RecordBatchReader |
RecordBatchReaderSharedResult.multiply() |
RecordBatchReader |
RecordBatchReaderSharedResult.multiply() |
RecordBatchReader |
RecordBatchReaderSharedResult.ValueOrDie()
Gets a mutable reference to the stored
T value. |
RecordBatchReader |
RecordBatchReaderSharedResult.ValueOrDie()
Gets a mutable reference to the stored
T value. |
RecordBatchReader |
RecordBatchReaderSharedResult.ValueUnsafe()
Cast the internally stored value to produce a new result or propagate the stored
error.
|
RecordBatchReader |
RecordBatchReaderSharedResult.ValueUnsafe()
Cast the internally stored value to produce a new result or propagate the stored
error.
|
| Modifier and Type | Method and Description |
|---|---|
static TableResult |
Table.FromRecordBatchReader(RecordBatchReader reader)
\brief Construct a Table from a RecordBatchReader.
|
static TableResult |
Table.FromRecordBatchReader(RecordBatchReader reader)
\brief Construct a Table from a RecordBatchReader.
|
| Constructor and Description |
|---|
RecordBatchReaderSharedResult(RecordBatchReader value)
Constructs a Result object that contains
value. |
RecordBatchReaderSharedResult(RecordBatchReader value)
Constructs a Result object that contains
value. |
| Modifier and Type | Method and Description |
|---|---|
static ScannerBuilder |
ScannerBuilder.FromRecordBatchReader(RecordBatchReader reader)
\brief Make a scanner from a record batch reader.
|
static ScannerBuilder |
ScannerBuilder.FromRecordBatchReader(RecordBatchReader reader)
\brief Make a scanner from a record batch reader.
|
Status |
FileWriter.Write(RecordBatchReader batches)
\brief Write all batches from the reader.
|
Status |
FileWriter.Write(RecordBatchReader batches)
\brief Write all batches from the reader.
|
| Constructor and Description |
|---|
RecordBatchStream(RecordBatchReader reader) |
RecordBatchStream(RecordBatchReader reader) |
RecordBatchStream(RecordBatchReader reader,
IpcWriteOptions options) |
RecordBatchStream(RecordBatchReader reader,
IpcWriteOptions options) |
| Modifier and Type | Method and Description |
|---|---|
Status |
FileReader.GetRecordBatchReader(int[] row_group_indices,
int[] column_indices,
RecordBatchReader out) |
Status |
FileReader.GetRecordBatchReader(int[] row_group_indices,
int[] column_indices,
RecordBatchReader out) |
Status |
FileReader.GetRecordBatchReader(int[] row_group_indices,
RecordBatchReader out) |
Status |
FileReader.GetRecordBatchReader(int[] row_group_indices,
RecordBatchReader out) |
Status |
FileReader.GetRecordBatchReader(IntBuffer row_group_indices,
IntBuffer column_indices,
RecordBatchReader out) |
Status |
FileReader.GetRecordBatchReader(IntBuffer row_group_indices,
IntBuffer column_indices,
RecordBatchReader out) |
Status |
FileReader.GetRecordBatchReader(IntBuffer row_group_indices,
RecordBatchReader out) |
Status |
FileReader.GetRecordBatchReader(IntBuffer row_group_indices,
RecordBatchReader out) |
Status |
FileReader.GetRecordBatchReader(IntPointer row_group_indices,
IntPointer column_indices,
RecordBatchReader out)
\brief Return a RecordBatchReader of row groups selected from
row_group_indices, whose columns are selected by column_indices.
|
Status |
FileReader.GetRecordBatchReader(IntPointer row_group_indices,
IntPointer column_indices,
RecordBatchReader out)
\brief Return a RecordBatchReader of row groups selected from
row_group_indices, whose columns are selected by column_indices.
|
Status |
FileReader.GetRecordBatchReader(IntPointer row_group_indices,
RecordBatchReader out)
\brief Return a RecordBatchReader of row groups selected from row_group_indices.
|
Status |
FileReader.GetRecordBatchReader(IntPointer row_group_indices,
RecordBatchReader out)
\brief Return a RecordBatchReader of row groups selected from row_group_indices.
|
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