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HashEntryInfo Struct Reference

#include <HashJoinRuntime.h>

Public Member Functions

size_t getNormalizedHashEntryCount () const
 
bool operator! () const
 

Public Attributes

size_t hash_entry_count
 
int64_t bucket_normalization
 

Detailed Description

Definition at line 43 of file HashJoinRuntime.h.

Member Function Documentation

size_t HashEntryInfo::getNormalizedHashEntryCount ( ) const
inline

Definition at line 47 of file HashJoinRuntime.h.

References bucket_normalization, CHECK_GT, and hash_entry_count.

Referenced by PerfectJoinHashTableBuilder::allocateDeviceMemory(), fill_one_to_many_hash_table_bucketized(), fill_one_to_many_hash_table_on_device_bucketized(), PerfectJoinHashTable::getInstance(), PerfectJoinHashTableBuilder::initOneToManyHashTableOnCpu(), PerfectJoinHashTableBuilder::initOneToOneHashTableOnCpu(), and operator!().

47  {
48  CHECK_GT(bucket_normalization, 0);
49  auto modulo_res = hash_entry_count % static_cast<size_t>(bucket_normalization);
50  auto entry_count = hash_entry_count / static_cast<size_t>(bucket_normalization);
51  if (modulo_res) {
52  return entry_count + 1;
53  }
54  return entry_count;
55  }
CHECK_GT
#define CHECK_GT(x, y)
Definition: Logger.h:218
HashEntryInfo::bucket_normalization
int64_t bucket_normalization
Definition: HashJoinRuntime.h:45
HashEntryInfo::hash_entry_count
size_t hash_entry_count
Definition: HashJoinRuntime.h:44

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bool HashEntryInfo::operator! ( ) const
inline

Definition at line 57 of file HashJoinRuntime.h.

References getNormalizedHashEntryCount().

57 { return !(this->getNormalizedHashEntryCount()); }
HashEntryInfo::getNormalizedHashEntryCount
size_t getNormalizedHashEntryCount() const
Definition: HashJoinRuntime.h:47

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Member Data Documentation

int64_t HashEntryInfo::bucket_normalization

Definition at line 45 of file HashJoinRuntime.h.

Referenced by fill_one_to_many_hash_table_bucketized(), fill_one_to_many_hash_table_on_device_bucketized(), getNormalizedHashEntryCount(), and PerfectJoinHashTableBuilder::initOneToOneHashTableOnCpu().

size_t HashEntryInfo::hash_entry_count

Definition at line 44 of file HashJoinRuntime.h.

Referenced by PerfectJoinHashTableBuilder::allocateDeviceMemory(), fill_one_to_many_hash_table(), fill_one_to_many_hash_table_on_device(), fill_one_to_many_hash_table_on_device_sharded(), and getNormalizedHashEntryCount().

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