ColRangeInfo Struct Reference

#include <GroupByAndAggregate.h>

Collaboration diagram for ColRangeInfo:

Public Member Functions
bool	isEmpty () const

Public Attributes
QueryDescriptionType	hash_type_
int64_t	min
int64_t	max
int64_t	bucket
bool	has_nulls

Detailed Description

Definition at line 47 of file GroupByAndAggregate.h.

Member Function Documentation

bool ColRangeInfo::isEmpty

(

)

const

Definition at line 63 of file GroupByAndAggregate.cpp.

References max, and min.

                                 {
  return min == 0 && max == -1;
}

Member Data Documentation

int64_t ColRangeInfo::bucket

Definition at line 51 of file GroupByAndAggregate.h.

Referenced by anonymous_namespace{GroupByAndAggregate.cpp}::get_bucketed_cardinality_without_nulls(), GroupByAndAggregate::getBucketedCardinality(), GroupByAndAggregate::getShardedTopBucket(), anonymous_namespace{GroupByAndAggregate.cpp}::init_count_distinct_descriptors(), and operator<<().

bool ColRangeInfo::has_nulls

Definition at line 52 of file GroupByAndAggregate.h.

Referenced by GroupByAndAggregate::getBucketedCardinality(), and operator<<().

QueryDescriptionType ColRangeInfo::hash_type_

Definition at line 48 of file GroupByAndAggregate.h.

Referenced by GroupByAndAggregate::initQueryMemoryDescriptorImpl(), and operator<<().

int64_t ColRangeInfo::max

Definition at line 50 of file GroupByAndAggregate.h.

Referenced by anonymous_namespace{GroupByAndAggregate.cpp}::cardinality_estimate_less_than_column_range(), anonymous_namespace{GroupByAndAggregate.cpp}::get_bucketed_cardinality_without_nulls(), GroupByAndAggregate::getBucketedCardinality(), anonymous_namespace{GroupByAndAggregate.cpp}::init_count_distinct_descriptors(), anonymous_namespace{GroupByAndAggregate.cpp}::is_column_range_too_big_for_perfect_hash(), isEmpty(), and operator<<().

int64_t ColRangeInfo::min

Definition at line 49 of file GroupByAndAggregate.h.

Referenced by anonymous_namespace{GroupByAndAggregate.cpp}::cardinality_estimate_less_than_column_range(), anonymous_namespace{GroupByAndAggregate.cpp}::get_bucketed_cardinality_without_nulls(), GroupByAndAggregate::getBucketedCardinality(), anonymous_namespace{GroupByAndAggregate.cpp}::init_count_distinct_descriptors(), anonymous_namespace{GroupByAndAggregate.cpp}::is_column_range_too_big_for_perfect_hash(), isEmpty(), and operator<<().

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

• /home/jenkins-slave/workspace/core-os-doxygen/QueryEngine/GroupByAndAggregate.h
• /home/jenkins-slave/workspace/core-os-doxygen/QueryEngine/GroupByAndAggregate.cpp