btree/reltime_ops (family)

B-tree operator family containing 1 classes, 5 operator strategies and 1 support functions in this source build.

当前阅读 PG 11·选择有来源记录的版本

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Object kind: Operator family
Index AM: B-tree
aliases: reltime_ops, btree/reltime_ops
classes: map[default:t family:reltime_ops family_slug:family-btree-reltime_ops input_type:reltime key_type:none method:btree name:reltime_ops slug:class-btree-reltime_ops source_oid:]
signature: btree/reltime_ops
source oid: 2233
support functions: map[family:reltime_ops family_slug:family-btree-reltime_ops function:btreltimecmp(reltime,reltime) left_type:reltime method:btree number:1 result_type:int4 right_type:reltime]

版本定义 PG 11

B-tree operator family containing 1 classes, 5 operator strategies and 1 support functions in this source build.

Family operator strategies

Operator overload	Strategy	Purpose	Membership scope	Source description
<(reltime,reltime)	1	search	Family member	less than
<=(reltime,reltime)	2	search	Family member	less than or equal
=(reltime,reltime)	3	search	Family member	equal
>=(reltime,reltime)	4	search	Family member	greater than or equal
>(reltime,reltime)	5	search	Family member	greater than

Family support functions

Support number	Left type	Right type	Function signature	Result type
1	reltime	reltime	btreltimecmp(reltime,reltime)	int4

Classes in this family

Class	Input type	Key type	Default
reltime_ops	reltime	Same as input type	yes

比较版本

完整来源事实

family

{"method":"btree","name":"reltime_ops"}

operators

map[description:less than family:reltime_ops family_slug:family-btree-reltime_ops left_type:reltime method:btree operator:<(reltime,reltime) operator_slug:op-3c-reltime-reltime purpose:search result_type:bool right_type:reltime sort_family: sort_family_slug: strategy:1], map[description:less than or equal family:reltime_ops family_slug:family-btree-reltime_ops left_type:reltime method:btree operator:<=(reltime,reltime) operator_slug:op-3c3d-reltime-reltime purpose:search result_type:bool right_type:reltime sort_family: sort_family_slug: strategy:2], map[description:equal family:reltime_ops family_slug:family-btree-reltime_ops left_type:reltime method:btree operator:=(reltime,reltime) operator_slug:op-3d-reltime-reltime purpose:search result_type:bool right_type:reltime sort_family: sort_family_slug: strategy:3], map[description:greater than or equal family:reltime_ops family_slug:family-btree-reltime_ops left_type:reltime method:btree operator:>=(reltime,reltime) operator_slug:op-3e3d-reltime-reltime purpose:search result_type:bool right_type:reltime sort_family: sort_family_slug: strategy:4], map[description:greater than family:reltime_ops family_slug:family-btree-reltime_ops left_type:reltime method:btree operator:>(reltime,reltime) operator_slug:op-3e-reltime-reltime purpose:search result_type:bool right_type:reltime sort_family: sort_family_slug: strategy:5]

来源引用

完整定义与证据 JSON

定义来源

center · PostgreSQL 11 · 2cb7c97d7a0d7278851bbc9c61f467b69c094c72b81740b751108e7892ebe1f0

正文语言: en · 2cb7c97d7a0d7278851bbc9c61f467b69c094c72b81740b751108e7892ebe1f0