| Package | Description |
|---|---|
| org.apache.drill.exec.physical.impl.scan.v3 |
Provides the "version 3" scan framework (which can also be thought of
as EVF version 2).
|
| org.apache.drill.exec.physical.impl.scan.v3.file | |
| org.apache.drill.exec.physical.impl.scan.v3.lifecycle |
Implements the details of the scan lifecycle for a set of readers,
primarily the process of resolving the scan output schema from a variety
of input schemas, then running each reader, each of which will produce
some number of batches.
|
| Modifier and Type | Method and Description |
|---|---|
ScanLifecycle |
ScanLifecycleBuilder.build(OperatorContext context) |
| Modifier and Type | Class and Description |
|---|---|
class |
FileScanLifecycle
The file scan framework adds into the scan framework support for
reading from DFS splits (a file and a block) and for the file-related
implicit and partition columns.
|
| Modifier and Type | Method and Description |
|---|---|
ScanLifecycle |
FileScanLifecycleBuilder.build(OperatorContext context) |
| Modifier and Type | Method and Description |
|---|---|
protected ScanLifecycle |
BaseTestScanLifecycle.buildScan(ScanLifecycleBuilder builder) |
ScanLifecycle |
ReaderLifecycle.scanLifecycle() |
| Modifier and Type | Method and Description |
|---|---|
protected void |
BaseTestScanLifecycle.verifyEmptyReader(ScanLifecycle scan) |
protected void |
BaseTestScanLifecycle.verifyStandardReader(ScanLifecycle scan,
int offset) |
| Constructor and Description |
|---|
ReaderLifecycle(ScanLifecycle scanLifecycle) |
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