PostgreSQL Source Code  git master
GenericCosts Struct Reference

#include <selfuncs.h>

Data Fields

Cost indexStartupCost
Cost indexTotalCost
Selectivity indexSelectivity
double indexCorrelation
double numIndexPages
double numIndexTuples
double spc_random_page_cost
double num_sa_scans

Detailed Description

Definition at line 122 of file selfuncs.h.

Field Documentation

◆ indexCorrelation

double GenericCosts::indexCorrelation

◆ indexSelectivity

Selectivity GenericCosts::indexSelectivity

◆ indexStartupCost

Cost GenericCosts::indexStartupCost

◆ indexTotalCost

Cost GenericCosts::indexTotalCost

◆ num_sa_scans

double GenericCosts::num_sa_scans

Definition at line 134 of file selfuncs.h.

Referenced by btcostestimate(), genericcostestimate(), gistcostestimate(), and spgcostestimate().

◆ numIndexPages

double GenericCosts::numIndexPages

◆ numIndexTuples

double GenericCosts::numIndexTuples

Definition at line 132 of file selfuncs.h.

Referenced by blcostestimate(), btcostestimate(), and genericcostestimate().

◆ spc_random_page_cost

double GenericCosts::spc_random_page_cost

Definition at line 133 of file selfuncs.h.

Referenced by genericcostestimate().

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