PostgreSQL Source Code  git master
Data Fields
PathKey Struct Reference

#include <pathnodes.h>

Data Fields

NodeTag type
 
EquivalenceClass * pk_eclass
 
Oid pk_opfamily
 
int pk_strategy
 
bool pk_nulls_first
 

Detailed Description

Definition at line 1205 of file pathnodes.h.

Field Documentation

◆ pk_eclass

EquivalenceClass* PathKey::pk_eclass

Definition at line 1209 of file pathnodes.h.

Referenced by add_foreign_ordered_paths(), appendOrderByClause(), cached_scansel(), compute_cpu_sort_cost(), convert_subquery_pathkeys(), create_mergejoin_plan(), find_mergeclauses_for_outer_pathkeys(), get_cheapest_group_keys_order(), get_useful_pathkeys_for_relation(), group_keys_reorder_by_pathkeys(), initial_cost_mergejoin(), is_foreign_pathkey(), make_canonical_pathkey(), make_inner_pathkeys_for_merge(), make_unique_from_pathkeys(), match_pathkeys_to_index(), pathkey_is_redundant(), pathkeys_useful_for_merging(), prepare_sort_from_pathkeys(), print_pathkeys(), right_merge_direction(), select_outer_pathkeys_for_merge(), and trim_mergeclauses_for_inner_pathkeys().

◆ pk_nulls_first

bool PathKey::pk_nulls_first

Definition at line 1212 of file pathnodes.h.

Referenced by appendOrderByClause(), cached_scansel(), convert_subquery_pathkeys(), create_mergejoin_plan(), initial_cost_mergejoin(), make_canonical_pathkey(), make_inner_pathkeys_for_merge(), match_pathkeys_to_index(), and prepare_sort_from_pathkeys().

◆ pk_opfamily

Oid PathKey::pk_opfamily

Definition at line 1210 of file pathnodes.h.

Referenced by add_foreign_ordered_paths(), appendOrderByClause(), cached_scansel(), compute_cpu_sort_cost(), convert_subquery_pathkeys(), create_indexscan_plan(), create_mergejoin_plan(), initial_cost_mergejoin(), is_foreign_pathkey(), make_canonical_pathkey(), make_inner_pathkeys_for_merge(), make_unique_from_pathkeys(), match_pathkeys_to_index(), prepare_sort_from_pathkeys(), and right_merge_direction().

◆ pk_strategy

int PathKey::pk_strategy

Definition at line 1211 of file pathnodes.h.

Referenced by appendOrderByClause(), cached_scansel(), compute_cpu_sort_cost(), convert_subquery_pathkeys(), create_indexscan_plan(), create_mergejoin_plan(), initial_cost_mergejoin(), make_canonical_pathkey(), make_inner_pathkeys_for_merge(), match_pathkeys_to_index(), prepare_sort_from_pathkeys(), and right_merge_direction().

◆ type

NodeTag PathKey::type

Definition at line 1207 of file pathnodes.h.

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