#include <ParquetArrayDetectEncoder.h>

Inheritance diagram for foreign_storage::ParquetArrayDetectEncoder:

Collaboration diagram for foreign_storage::ParquetArrayDetectEncoder:

Public Member Functions
	ParquetArrayDetectEncoder (Data_Namespace::AbstractBuffer data_buffer, std::shared_ptr< ParquetScalarEncoder > scalar_encoder, const ColumnDescriptor column_desciptor)

void	appendArrayItem (const int64_t encoded_index) override

Public Member Functions inherited from foreign_storage::ParquetArrayEncoder
	ParquetArrayEncoder (Data_Namespace::AbstractBuffer data_buffer, std::shared_ptr< ParquetScalarEncoder > scalar_encoder, const ColumnDescriptor column_desciptor)

void	appendDataTrackErrors (const int16_t def_levels, const int16_t rep_levels, const int64_t values_read, const int64_t levels_read, int8_t *values) override

void	appendData (const int16_t def_levels, const int16_t rep_levels, const int64_t values_read, const int64_t levels_read, int8_t *values) override

void	finalizeRowGroup ()

std::shared_ptr< ChunkMetadata >	getRowGroupMetadata (const parquet::RowGroupMetaData *group_metadata, const int parquet_column_index, const SQLTypeInfo &column_type) override

virtual void	disableMetadataStatsValidation () override

virtual void	initializeErrorTracking () override

virtual void	initializeColumnType (const SQLTypeInfo &column_type) override

Public Member Functions inherited from foreign_storage::ParquetEncoder
	ParquetEncoder (Data_Namespace::AbstractBuffer *buffer)

virtual	~ParquetEncoder ()=default

RejectedRowIndices	getRejectedRowIndices () const

Protected Member Functions
void	encodeAllValues (const int8_t *values, const int64_t values_read) override

void	appendArraysToBuffer () override

void	processLastArray () override

Protected Member Functions inherited from foreign_storage::ParquetArrayEncoder
bool	isLastArrayNull () const

bool	isLastArrayEmpty () const

size_t	sizeOfLastArray () const

int8_t *	resizeArrayDataBytes (const size_t additional_num_elements)

virtual void	resetLastArrayMetadata ()

bool	isNewArray (const int16_t rep_level) const

int8_t *	encodedDataAtIndex (const size_t index)

void	updateMetadataForAppendedArrayItem (const int64_t encoded_index)

Private Member Functions
void	appendToDetectBuffer ()

Private Attributes
TypedParquetDetectBuffer *	detect_buffer_

const bool	is_string_array_

std::vector< std::string >	array_string_

std::vector< std::string >	string_buffer_

Additional Inherited Members
Static Protected Member Functions inherited from foreign_storage::ParquetEncoder
static std::shared_ptr < ChunkMetadata >	createMetadata (const SQLTypeInfo &column_type)

static void	throwNotNullViolation (const std::string &parquet_column_name)

static void	validateNullCount (const std::string &parquet_column_name, int64_t null_count, const SQLTypeInfo &column_type)

Protected Attributes inherited from foreign_storage::ParquetArrayEncoder
size_t	omnisci_data_type_byte_size_

std::shared_ptr < ParquetScalarEncoder >	scalar_encoder_

std::vector< int8_t >	data_buffer_bytes_

Protected Attributes inherited from foreign_storage::ParquetEncoder
Data_Namespace::AbstractBuffer *	buffer_

bool	is_error_tracking_enabled_

RejectedRowIndices	invalid_indices_

size_t	current_chunk_offset_

SQLTypeInfo	column_type_

bool	validate_metadata_stats_

Static Protected Attributes inherited from foreign_storage::ParquetArrayEncoder
static const int16_t	non_null_def_level = 3

static const int16_t	item_null_def_level = 2

static const int16_t	empty_list_def_level = 1

static const int16_t	list_null_def_level = 0

Detailed Description

Definition at line 27 of file ParquetArrayDetectEncoder.h.

Constructor & Destructor Documentation

foreign_storage::ParquetArrayDetectEncoder::ParquetArrayDetectEncoder	(	Data_Namespace::AbstractBuffer *	data_buffer,
		std::shared_ptr< ParquetScalarEncoder >	scalar_encoder,
		const ColumnDescriptor *	column_desciptor
	)

inline

Definition at line 29 of file ParquetArrayDetectEncoder.h.

References CHECK, and detect_buffer_.

       : ParquetArrayEncoder(data_buffer, scalar_encoder, column_desciptor)
       , detect_buffer_(dynamic_cast<TypedParquetDetectBuffer*>(data_buffer))
       , is_string_array_(
             dynamic_cast<ParquetDetectStringEncoder*>(scalar_encoder_.get())) {
     CHECK(detect_buffer_);
   }

Member Function Documentation

void foreign_storage::ParquetArrayDetectEncoder::appendArrayItem ( const int64_t encoded_index )

inlineoverridevirtual

Reimplemented from foreign_storage::ParquetArrayEncoder.

Definition at line 39 of file ParquetArrayDetectEncoder.h.

References array_string_, CHECK_GT, foreign_storage::ParquetArrayEncoder::encodedDataAtIndex(), is_string_array_, foreign_storage::ParquetArrayEncoder::scalar_encoder_, string_buffer_, and foreign_storage::ParquetArrayEncoder::updateMetadataForAppendedArrayItem().

                                                              {
     if (!is_string_array_) {
       auto string_value =
           scalar_encoder_->encodedDataToString(encodedDataAtIndex(encoded_index));
       array_string_.emplace_back(string_value);
     } else {
       CHECK_GT(string_buffer_.size(), static_cast<size_t>(encoded_index));
       array_string_.emplace_back(string_buffer_[encoded_index]);
     }
     updateMetadataForAppendedArrayItem(encoded_index);
   }

Here is the call graph for this function:

void foreign_storage::ParquetArrayDetectEncoder::appendArraysToBuffer ( )

inlineoverrideprotectedvirtual

Reimplemented from foreign_storage::ParquetArrayEncoder.

Definition at line 67 of file ParquetArrayDetectEncoder.h.

                                        {
     // no-op as data is already written to buffer in `processLastArray`
   }

void foreign_storage::ParquetArrayDetectEncoder::appendToDetectBuffer ( )

inlineprivate

Definition at line 77 of file ParquetArrayDetectEncoder.h.

References foreign_storage::TypedParquetDetectBuffer::appendValue(), array_string_, detect_buffer_, foreign_storage::ParquetArrayEncoder::isLastArrayEmpty(), foreign_storage::ParquetArrayEncoder::isLastArrayNull(), and join().

Referenced by processLastArray().

                               {
     if (isLastArrayNull()) {
       detect_buffer_->appendValue("NULL");
     } else if (isLastArrayEmpty()) {
       detect_buffer_->appendValue("{}");
     } else {
       detect_buffer_->appendValue("{" + join(array_string_, ",") + "}");
       array_string_.clear();
     }
   }

Here is the call graph for this function:

Here is the caller graph for this function:

void foreign_storage::ParquetArrayDetectEncoder::encodeAllValues	(	const int8_t *	values,
		const int64_t	values_read
	)

inlineoverrideprotectedvirtual

Reimplemented from foreign_storage::ParquetArrayEncoder.

Definition at line 52 of file ParquetArrayDetectEncoder.h.

References foreign_storage::ParquetArrayEncoder::encodeAllValues(), is_string_array_, and string_buffer_.

                                                                                  {
     if (!is_string_array_) {
       ParquetArrayEncoder::encodeAllValues(values, values_read);
     } else {  // string arrays are a special case that require special handling
       string_buffer_.clear();
       auto parquet_data_ptr = reinterpret_cast<const parquet::ByteArray*>(values);
       for (int64_t i = 0; i < values_read; ++i) {
         auto& byte_array = parquet_data_ptr[i];
         auto string_value =
             std::string{reinterpret_cast<const char*>(byte_array.ptr), byte_array.len};
         string_buffer_.push_back(string_value);
       }
     }
   }

Here is the call graph for this function:

void foreign_storage::ParquetArrayDetectEncoder::processLastArray ( )

inlineoverrideprotectedvirtual

Reimplemented from foreign_storage::ParquetArrayEncoder.

Definition at line 71 of file ParquetArrayDetectEncoder.h.

References appendToDetectBuffer(), and foreign_storage::ParquetArrayEncoder::processLastArray().

                                    {
     appendToDetectBuffer();
     ParquetArrayEncoder::processLastArray();
   }

Here is the call graph for this function:

Member Data Documentation

std::vector<std::string> foreign_storage::ParquetArrayDetectEncoder::array_string_

private

Definition at line 90 of file ParquetArrayDetectEncoder.h.

Referenced by appendArrayItem(), and appendToDetectBuffer().

TypedParquetDetectBuffer* foreign_storage::ParquetArrayDetectEncoder::detect_buffer_

private

Definition at line 88 of file ParquetArrayDetectEncoder.h.

Referenced by appendToDetectBuffer(), and ParquetArrayDetectEncoder().

const bool foreign_storage::ParquetArrayDetectEncoder::is_string_array_

private

Definition at line 89 of file ParquetArrayDetectEncoder.h.

Referenced by appendArrayItem(), and encodeAllValues().

std::vector<std::string> foreign_storage::ParquetArrayDetectEncoder::string_buffer_

private

Definition at line 91 of file ParquetArrayDetectEncoder.h.

Referenced by appendArrayItem(), and encodeAllValues().

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

/home/jenkins-slave/workspace/core-os-doxygen/DataMgr/ForeignStorage/ParquetArrayDetectEncoder.h

Public Member Functions

Protected Member Functions

Private Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation