Class PerfectHashTable¶

class PerfectHashTable : public HashTable ¶

Public Functions

PerfectHashTable(Data_Namespace::DataMgr *data_mgr, const HashType layout, const ExecutorDeviceType device_type, const size_t entry_count, const size_t emitted_keys_count)¶

~PerfectHashTable()¶

size_t gpuReservedSize() const¶

void allocateGpuMemory(const size_t entries, const int device_id)¶

size_t getHashTableBufferSize(const ExecutorDeviceType device_type) const¶

HashType getLayout() const¶

int8_t *getCpuBuffer()¶

int8_t *getGpuBuffer() const¶

size_t getEntryCount() const¶

size_t getEmittedKeysCount() const¶

Private Members

Data_Namespace::AbstractBuffer *gpu_hash_table_buff_ = {nullptr}¶

Data_Namespace::DataMgr *data_mgr_¶

std::unique_ptr<int32_t[]> cpu_hash_table_buff_¶

size_t cpu_hash_table_buff_size_¶

HashType layout_¶

size_t entry_count_¶

size_t emitted_keys_count_¶