iceberg::ScanTask Class Reference

An abstract scan task. More...

#include <table_scan.h>

Inheritance diagram for iceberg::ScanTask:

Public Types
enum class	Kind : uint8_t { kFileScanTask , kChangelogScanTask }

Public Member Functions
virtual Kind	kind () const =0
	The kind of scan task.
virtual int64_t	size_bytes () const =0
	The number of bytes that should be read by this scan task.
virtual int32_t	files_count () const =0
	The number of files that should be read by this scan task.
virtual int64_t	estimated_row_count () const =0
	The number of rows that should be read by this scan task.

Detailed Description

An abstract scan task.

Member Function Documentation

estimated_row_count()

virtual int64_t iceberg::ScanTask::estimated_row_count ( ) const

pure virtual

The number of rows that should be read by this scan task.

Implemented in iceberg::FileScanTask, and iceberg::ChangelogScanTask.

files_count()

virtual int32_t iceberg::ScanTask::files_count ( ) const

pure virtual

The number of files that should be read by this scan task.

Implemented in iceberg::FileScanTask, and iceberg::ChangelogScanTask.

kind()

virtual Kind iceberg::ScanTask::kind ( ) const

pure virtual

The kind of scan task.

Implemented in iceberg::FileScanTask, and iceberg::ChangelogScanTask.

size_bytes()

virtual int64_t iceberg::ScanTask::size_bytes ( ) const

pure virtual

The number of bytes that should be read by this scan task.

Implemented in iceberg::FileScanTask, and iceberg::ChangelogScanTask.

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The documentation for this class was generated from the following files:

• iceberg/table_scan.h
• iceberg/table_scan.cc