CoGaDB::GPU_Column_Cache Class Reference

#include <gpu_column_cache.hpp>

Collaboration diagram for CoGaDB::GPU_Column_Cache:

List of all members.

Public Types
typedef std::map< ColumnPtr, gpu::GPU_Base_ColumnPtr >	Map
Public Member Functions
const gpu::GPU_Base_ColumnPtr	getGPUColumn (ColumnPtr)
void	printStatus () const throw ()
bool	removeGPUColumn (gpu::GPU_Base_ColumnPtr)
Static Public Member Functions
static GPU_Column_Cache &	instance ()
Private Member Functions
	GPU_Column_Cache (unsigned int max_gpu_buffer_size_in_byte)
	GPU_Column_Cache (const GPU_Column_Cache &)
GPU_Column_Cache &	operator= (const GPU_Column_Cache &)
Private Attributes
Map	map_
unsigned int	max_gpu_buffer_size_in_byte_
bool	caching_enabled_

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Member Typedef Documentation

typedef std::map<ColumnPtr,gpu::GPU_Base_ColumnPtr> CoGaDB::GPU_Column_Cache::Map

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Constructor & Destructor Documentation

CoGaDB::GPU_Column_Cache::GPU_Column_Cache

(

unsigned int

max_gpu_buffer_size_in_byte

)

[private]

CoGaDB::GPU_Column_Cache::GPU_Column_Cache

(

const GPU_Column_Cache &

)

[private]

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Member Function Documentation

const gpu::GPU_Base_ColumnPtr CoGaDB::GPU_Column_Cache::getGPUColumn

(

ColumnPtr

column_ptr

)

References caching_enabled_, CoGaDB::gpu::copy_column_host_to_device(), CoGaDB::getFreeGPUMemorySizeInByte(), CoGaDB::getTotalGPUMemorySizeInByte(), map_, and max_gpu_buffer_size_in_byte_.

Referenced by CoGaDB::BaseTable::ColumnAlgebraOperation(), CoGaDB::BaseTable::ColumnConstantOperation(), CoGaDB::query_processing::physical_operator::GPU_column_constant_filter_operator::execute(), CoGaDB::BaseTable::groupby(), CoGaDB::BaseTable::join(), CoGaDB::BaseTable::selection(), and CoGaDB::BaseTable::sort().

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GPU_Column_Cache & CoGaDB::GPU_Column_Cache::instance

(

)

[static]

References CoGaDB::getTotalGPUMemorySizeInByte().

Referenced by CoGaDB::BaseTable::ColumnAlgebraOperation(), CoGaDB::BaseTable::ColumnConstantOperation(), CoGaDB::query_processing::physical_operator::GPU_column_constant_filter_operator::execute(), CoGaDB::BaseTable::groupby(), CoGaDB::BaseTable::join(), CoGaDB::BaseTable::selection(), and CoGaDB::BaseTable::sort().

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GPU_Column_Cache& CoGaDB::GPU_Column_Cache::operator=

(

const GPU_Column_Cache &

)

[private]

void CoGaDB::GPU_Column_Cache::printStatus

(

)

const throw ()

References CoGaDB::getFreeGPUMemorySizeInByte(), CoGaDB::getTotalGPUMemorySizeInByte(), map_, and max_gpu_buffer_size_in_byte_.

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bool CoGaDB::GPU_Column_Cache::removeGPUColumn

(

gpu::GPU_Base_ColumnPtr

dev_col

)

References map_.

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Member Data Documentation

bool CoGaDB::GPU_Column_Cache::caching_enabled_ [private]

Referenced by getGPUColumn().

Map CoGaDB::GPU_Column_Cache::map_ [private]

Referenced by getGPUColumn(), printStatus(), and removeGPUColumn().

unsigned int CoGaDB::GPU_Column_Cache::max_gpu_buffer_size_in_byte_ [private]

Referenced by getGPUColumn(), and printStatus().

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

• /home/sebastian/gpudbms/trunk/cogadb/include/core/gpu_column_cache.hpp
• /home/sebastian/gpudbms/trunk/cogadb/src/core/gpu_column_cache.cpp