StatsRequestPredicate Struct Reference

#include <TableFunctionsStats.hpp>

Public Member Functions
	StatsRequestPredicate ()
	StatsRequestPredicate (const StatsRequestPredicateOp predicate_op, const double filter_val)
	StatsRequestPredicate (const StatsRequestPredicate &other)
std::string	to_string () const
template<typename T >
bool	operator() (const T val) const
bool	operator== (StatsRequestPredicate const &rhs) const

Public Attributes
StatsRequestPredicateOp	predicate_op
double	filter_val
bool	is_gt
bool	is_no_op

Detailed Description

Definition at line 32 of file TableFunctionsStats.hpp.

Constructor & Destructor Documentation

StatsRequestPredicate::StatsRequestPredicate ( )

inline

Definition at line 33 of file TableFunctionsStats.hpp.

      : predicate_op(StatsRequestPredicateOp::NONE)
      , filter_val(0.)
      , is_gt(false)
      , is_no_op(true) {}

StatsRequestPredicate::StatsRequestPredicate ( const StatsRequestPredicateOp  predicate_op, const double  filter_val  )

inline

Definition at line 38 of file TableFunctionsStats.hpp.

      : predicate_op(predicate_op)
      , filter_val(filter_val)
      , is_gt(predicate_op == StatsRequestPredicateOp::GT)
      , is_no_op(predicate_op == StatsRequestPredicateOp::NONE) {}

StatsRequestPredicate::StatsRequestPredicate ( const StatsRequestPredicate &  other )

inline

Definition at line 45 of file TableFunctionsStats.hpp.

      : predicate_op(other.predicate_op)
      , filter_val(other.filter_val)
      , is_gt(other.is_gt)
      , is_no_op(other.is_no_op) {}

Member Function Documentation

template<typename T >

bool StatsRequestPredicate::operator() ( const T  val ) const

inline

Definition at line 72 of file TableFunctionsStats.hpp.

References filter_val, is_gt, and is_no_op.

                                            {
    return is_no_op || (is_gt && (val >= filter_val));
  }

bool StatsRequestPredicate::operator== ( StatsRequestPredicate const &  rhs ) const

inline

Definition at line 76 of file TableFunctionsStats.hpp.

References filter_val, and predicate_op.

                                                          {
    return predicate_op == rhs.predicate_op && filter_val == rhs.filter_val;
  }

std::string StatsRequestPredicate::to_string ( ) const

inline

Definition at line 51 of file TableFunctionsStats.hpp.

References filter_val, GT, LT, NONE, predicate_op, and to_string().

Referenced by get_column_stats().

                              {
    std::string str;
    switch (predicate_op) {
      case StatsRequestPredicateOp::NONE: {
        str += "NONE";
        break;
      }
      case StatsRequestPredicateOp::LT: {
        str += "LT";
        break;
      }
      case StatsRequestPredicateOp::GT: {
        str += "GT";
        break;
      }
    }
    str += "|" + std::to_string(filter_val);
    return str;
  }

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Member Data Documentation

double StatsRequestPredicate::filter_val

Definition at line 81 of file TableFunctionsStats.hpp.

Referenced by operator()(), operator==(), and to_string().

bool StatsRequestPredicate::is_gt

Definition at line 82 of file TableFunctionsStats.hpp.

Referenced by operator()().

bool StatsRequestPredicate::is_no_op

Definition at line 83 of file TableFunctionsStats.hpp.

Referenced by operator()().

StatsRequestPredicateOp StatsRequestPredicate::predicate_op

Definition at line 80 of file TableFunctionsStats.hpp.

Referenced by operator==(), and to_string().

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

• /home/jenkins-slave/workspace/core-os-doxygen/QueryEngine/TableFunctions/SystemFunctions/os/Shared/TableFunctionsStats.hpp