F
- the Java class of the content filepublic interface ContentScanTask<F extends ContentFile<F>> extends ScanTask, PartitionScanTask
Modifier and Type | Method and Description |
---|---|
default long |
estimatedRowsCount()
The estimated number of rows produced by this scan task.
|
F |
file()
The
file to scan. |
long |
length()
The number of bytes to scan from the
start() position in the file. |
default StructLike |
partition()
Returns the value of the partition for this scan task
|
Expression |
residual()
Returns the residual expression that should be applied to rows in this file scan.
|
default long |
sizeBytes()
The number of bytes that should be read by this scan task.
|
long |
start()
The starting position of this scan range in the file.
|
spec
asCombinedScanTask, asDataTask, asFileScanTask, filesCount, isDataTask, isFileScanTask
default StructLike partition()
PartitionScanTask
partition
in interface PartitionScanTask
default long sizeBytes()
ScanTask
long start()
long length()
start()
position in the file.Expression residual()
The residual expression for a file is a filter expression created by partially evaluating the scan's filter using the file's partition data.
default long estimatedRowsCount()
ScanTask
estimatedRowsCount
in interface ScanTask