=(anyenum,anyenum)

equal

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。

Left operand: anyenum
Right operand: anyenum
Result type: bool
Implementing function: enum_eq(anyenum,anyenum)
Operator kind: Binary
Hash join candidate: yes
Merge join candidate: yes
aliases: =, =(anyenum,anyenum)
manual semantics: Source catalog description; no additional matching manual operator definition claimed
signature: =(anyenum,anyenum) → bool
source oid: 3516

版本定义 PG 18

equal

Declared operator-family membership

Index AM	Family	Strategy	Purpose	Ordering family
B-tree	enum_ops	3	search
Hash	enum_ops	1	search

比较版本

完整来源事实

memberships

map[description:equal family:enum_ops family_slug:family-btree-enum_ops left_type:anyenum method:btree operator:=(anyenum,anyenum) operator_slug:op-3d-anyenum-anyenum purpose:search result_type:bool right_type:anyenum sort_family: sort_family_slug: strategy:3], map[description:equal family:enum_ops family_slug:family-hash-enum_ops left_type:anyenum method:hash operator:=(anyenum,anyenum) operator_slug:op-3d-anyenum-anyenum purpose:search result_type:bool right_type:anyenum sort_family: sort_family_slug: strategy:1]

operator

{"commutator":"=(anyenum,anyenum)","function":"enum_eq(anyenum,anyenum)","hash_join":"t","kind":"b","left_type":"anyenum","merge_join":"t","negator":"\u003c\u003e(anyenum,anyenum)","result_type":"bool","right_type":"anyenum","symbol":"="}

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