Package | Description |
---|---|
io.cdap.cdap.api.data.batch |
Allows MapReduce jobs to read from and write to datasets.
|
io.cdap.cdap.api.dataset.lib |
Collection of
Dataset implementations available out-of-the-box
in CDAP. |
Modifier and Type | Class and Description |
---|---|
class |
IteratorBasedSplitReader<KEY,VALUE>
Handy implementation of
SplitReader backed by Iterator . |
class |
SplitReaderAdapter<FROM_KEY,TO_KEY,FROM_VALUE,TO_VALUE>
Handy adaptor for
SplitReader to convert types. |
class |
SplitReaderBase<KEY,VALUE>
Provides an abstract implementation of
SplitReader . |
Modifier and Type | Method and Description |
---|---|
SplitReader<KEY,VALUE> |
BatchReadable.createSplitReader(Split split)
Creates a reader for the split of a dataset.
|
Modifier and Type | Method and Description |
---|---|
static <KEY,VALUE,RECORD> |
Scannables.splitRecordScanner(SplitReader<KEY,VALUE> splitReader,
Scannables.RecordMaker<KEY,VALUE,RECORD> recordMaker)
Given a split reader and a way to convert its key/value pairs into records, return a split
record scanner that delegates all operations to the underlying split reader.
|
static <KEY,VALUE> |
Scannables.valueRecordScanner(SplitReader<KEY,VALUE> splitReader)
Given a split reader and a way to convert its key/value pairs into records, return a record
scanner that delegates all operations to the underlying split reader.
|
Constructor and Description |
---|
SplitReaderAdapter(SplitReader<FROM_KEY,FROM_VALUE> delegate) |
Modifier and Type | Class and Description |
---|---|
class |
KeyValueTable.KeyValueScanner
Deprecated.
The split reader for KeyValueTable.
|
class |
TimeseriesTable.TimeseriesTableRecordsReader
Deprecated.
A record reader for time series.
|
Modifier and Type | Method and Description |
---|---|
SplitReader<byte[],Row> |
IndexedTable.createSplitReader(Split split)
Deprecated.
|
SplitReader<byte[],byte[]> |
KeyValueTable.createSplitReader(Split split)
Deprecated.
|
SplitReader<byte[],TimeseriesTable.Entry> |
TimeseriesTable.createSplitReader(Split split)
Deprecated.
|
Constructor and Description |
---|
KeyValueScanner(SplitReader<byte[],Row> reader) |
Copyright © 2024 Cask Data, Inc. Licensed under the Apache License, Version 2.0.