impala::HdfsParquetScanner::FileVersion Struct Reference

#include <hdfs-parquet-scanner.h>

Collaboration diagram for impala::HdfsParquetScanner::FileVersion:

Public Member Functions
	FileVersion ()
	FileVersion (const std::string &created_by)
	Parses the version from the created_by string. More...
bool	VersionLt (int major, int minor=0, int patch=0) const
	Returns true if version is strictly less than <major>.<minor>.<patch> More...
bool	VersionEq (int major, int minor, int patch) const
	Returns true if version is equal to <major>.<minor>.<patch> More...

Public Attributes
std::string	application
	Application that wrote the file. e.g. "IMPALA". More...
struct {
int   major
int   minor
int   patch
}	version
bool	is_impala_internal
	If true, this file was generated by an Impala internal release. More...

Detailed Description

Definition at line 57 of file hdfs-parquet-scanner.h.

Constructor & Destructor Documentation

impala::HdfsParquetScanner::FileVersion::FileVersion ( )

inline

Definition at line 76 of file hdfs-parquet-scanner.h.

impala::HdfsParquetScanner::FileVersion::FileVersion

(

const std::string &

created_by

)

Parses the version from the created_by string.

Member Function Documentation

bool HdfsParquetScanner::FileVersion::VersionEq	(	int	major,
		int	minor,
		int	patch
	)		const

Returns true if version is equal to <major>.<minor>.<patch>

Definition at line 1259 of file hdfs-parquet-scanner.cc.

Referenced by RequiresSkippedDictionaryHeaderCheck(), and impala::TEST().

bool HdfsParquetScanner::FileVersion::VersionLt	(	int	major,
		int	minor = 0,
		int	patch = 0
	)		const

Returns true if version is strictly less than <major>.<minor>.<patch>

Definition at line 1249 of file hdfs-parquet-scanner.cc.

Referenced by impala::HdfsParquetScanner::InitColumns(), and impala::TEST().

Member Data Documentation

std::string impala::HdfsParquetScanner::FileVersion::application

Application that wrote the file. e.g. "IMPALA".

Definition at line 59 of file hdfs-parquet-scanner.h.

Referenced by impala::CheckVersionParse(), impala::HdfsParquetScanner::ColumnReader< T >::ColumnReader(), impala::HdfsParquetScanner::InitColumns(), and RequiresSkippedDictionaryHeaderCheck().

bool impala::HdfsParquetScanner::FileVersion::is_impala_internal

If true, this file was generated by an Impala internal release.

Definition at line 74 of file hdfs-parquet-scanner.h.

Referenced by impala::CheckVersionParse(), and RequiresSkippedDictionaryHeaderCheck().

int impala::HdfsParquetScanner::FileVersion::major

Definition at line 68 of file hdfs-parquet-scanner.h.

Referenced by impala::CheckVersionParse().

int impala::HdfsParquetScanner::FileVersion::minor

Definition at line 69 of file hdfs-parquet-scanner.h.

Referenced by impala::CheckVersionParse().

int impala::HdfsParquetScanner::FileVersion::patch

Definition at line 70 of file hdfs-parquet-scanner.h.

Referenced by impala::CheckVersionParse().

struct { ... } impala::HdfsParquetScanner::FileVersion::version

Version of the application that wrote the file, expressed in three parts (<major>.<minor>.<patch>). Unspecified parts default to 0, and extra parts are ignored. e.g.: "1.2.3" => {1, 2, 3} "1.2" => {1, 2, 0} "1.2-cdh5" => {1, 2, 0}

Referenced by impala::CheckVersionParse().

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

• be/src/exec/hdfs-parquet-scanner.h
• be/src/exec/hdfs-parquet-scanner.cc