spgist/kd_point_ops (class)

SP-GiST operator class for point; member of kd_point_ops.

当前阅读 PG 18·选择有来源记录的版本

此版本暂无所选语言的定义，以下显示原始英文内容。

Object kind: Operator class
Index AM: SP-GiST
Input type: point
Stored key type: Same as input type (catalog zero)
Default class: no
aliases: kd_point_ops, spgist/kd_point_ops
classes: map[default:f family:kd_point_ops family_slug:family-spgist-kd_point_ops input_type:point key_type:none method:spgist name:kd_point_ops slug:class-spgist-kd_point_ops source_oid:]
signature: spgist/kd_point_ops
source oid: 未知

版本定义 PG 18

SP-GiST operator class for point; member of kd_point_ops.

Family operator strategies

Operator overload	Strategy	Purpose	Ordering family	Membership scope	Source description
\|>>(point,point)	11	search		Class input pair	is above
>^(point,point)	30	search		Class input pair	deprecated, use \|>> instead
<<(point,point)	1	search		Class input pair	is left of
>>(point,point)	5	search		Class input pair	is right of
<<\|(point,point)	10	search		Class input pair	is below
<^(point,point)	29	search		Class input pair	deprecated, use <<\| instead
~=(point,point)	6	search		Class input pair	same as
<@(point,box)	8	search		Family member	point inside box
<->(point,point)	15	ordering	float_ops	Class input pair	distance between

Family support functions

Support number	Left type	Right type	Function signature	Result type
1	point	point	spg_kd_config(internal,internal)	void
2	point	point	spg_kd_choose(internal,internal)	void
3	point	point	spg_kd_picksplit(internal,internal)	void
4	point	point	spg_kd_inner_consistent(internal,internal)	void
5	point	point	spg_quad_leaf_consistent(internal,internal)	bool

Classes in this family

Class	Input type	Key type	Default
kd_point_ops	point	Same as input type	no

比较版本

完整来源事实

class

{"default":"f","family":"kd_point_ops","input_type":"point","key_type":"none","method":"spgist","name":"kd_point_ops"}

operators

map[description:is above family:kd_point_ops family_slug:family-spgist-kd_point_ops left_type:point method:spgist operator:|>>(point,point) operator_slug:op-7c3e3e-point-point purpose:search result_type:bool right_type:point sort_family: sort_family_slug: strategy:11], map[description:deprecated, use |>> instead family:kd_point_ops family_slug:family-spgist-kd_point_ops left_type:point method:spgist operator:>^(point,point) operator_slug:op-3e5e-point-point purpose:search result_type:bool right_type:point sort_family: sort_family_slug: strategy:30], map[description:is left of family:kd_point_ops family_slug:family-spgist-kd_point_ops left_type:point method:spgist operator:<<(point,point) operator_slug:op-3c3c-point-point purpose:search result_type:bool right_type:point sort_family: sort_family_slug: strategy:1], map[description:is right of family:kd_point_ops family_slug:family-spgist-kd_point_ops left_type:point method:spgist operator:>>(point,point) operator_slug:op-3e3e-point-point purpose:search result_type:bool right_type:point sort_family: sort_family_slug: strategy:5], map[description:is below family:kd_point_ops family_slug:family-spgist-kd_point_ops left_type:point method:spgist operator:<<|(point,point) operator_slug:op-3c3c7c-point-point purpose:search result_type:bool right_type:point sort_family: sort_family_slug: strategy:10], map[description:deprecated, use <<| instead family:kd_point_ops family_slug:family-spgist-kd_point_ops left_type:point method:spgist operator:<^(point,point) operator_slug:op-3c5e-point-point purpose:search result_type:bool right_type:point sort_family: sort_family_slug: strategy:29], map[description:same as family:kd_point_ops family_slug:family-spgist-kd_point_ops left_type:point method:spgist operator:~=(point,point) operator_slug:op-7e3d-point-point purpose:search result_type:bool right_type:point sort_family: sort_family_slug: strategy:6], map[description:point inside box family:kd_point_ops family_slug:family-spgist-kd_point_ops left_type:point method:spgist operator:<@(point,box) operator_slug:op-3c40-point-box purpose:search result_type:bool right_type:box sort_family: sort_family_slug: strategy:8], map[description:distance between family:kd_point_ops family_slug:family-spgist-kd_point_ops left_type:point method:spgist operator:<->(point,point) operator_slug:op-3c2d3e-point-point purpose:ordering result_type:float8 right_type:point sort_family:float_ops sort_family_slug:family-btree-float_ops strategy:15]

support functions

map[family:kd_point_ops family_slug:family-spgist-kd_point_ops function:spg_kd_config(internal,internal) left_type:point method:spgist number:1 result_type:void right_type:point], map[family:kd_point_ops family_slug:family-spgist-kd_point_ops function:spg_kd_choose(internal,internal) left_type:point method:spgist number:2 result_type:void right_type:point], map[family:kd_point_ops family_slug:family-spgist-kd_point_ops function:spg_kd_picksplit(internal,internal) left_type:point method:spgist number:3 result_type:void right_type:point], map[family:kd_point_ops family_slug:family-spgist-kd_point_ops function:spg_kd_inner_consistent(internal,internal) left_type:point method:spgist number:4 result_type:void right_type:point], map[family:kd_point_ops family_slug:family-spgist-kd_point_ops function:spg_quad_leaf_consistent(internal,internal) left_type:point method:spgist number:5 result_type:bool right_type:point]

来源引用

完整定义与证据 JSON

定义来源

center · PostgreSQL 18 · 555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f

正文语言: en · 555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f