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hash/name_ops (family)

Hash operator family containing 1 classes, 1 operator strategies and 2 support functions in this source build.

当前阅读 PG 11·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 family
Index AM
Hash
aliases
name_ops, hash/name_ops
classes
map[default:t family:name_ops family_slug:family-hash-name_ops input_type:name key_type:none method:hash name:name_ops slug:class-hash-name_ops source_oid:]
operators
map[description:equal family:name_ops family_slug:family-hash-name_ops left_type:name method:hash operator:=(name,name) operator_slug:op-3d-name-name purpose:search result_type:bool right_type:name sort_family: sort_family_slug: strategy:1]
signature
hash/name_ops
source oid
1987

版本定义 PG 11

Hash operator family containing 1 classes, 1 operator strategies and 2 support functions in this source build.

Family operator strategies

Operator overloadStrategyPurposeOrdering familyMembership scopeSource description
=(name,name)1searchFamily memberequal

Family support functions

Support numberLeft typeRight typeFunction signatureResult type
1namenamehashname(name)int4
2namenamehashnameextended(name,int8)int8

Classes in this family

ClassInput typeKey typeDefault
name_opsnameSame as input typeyes

比较版本

完整来源事实

family

{"method":"hash","name":"name_ops"}

support functions

map[family:name_ops family_slug:family-hash-name_ops function:hashname(name) left_type:name method:hash number:1 result_type:int4 right_type:name], map[family:name_ops family_slug:family-hash-name_ops function:hashnameextended(name,int8) left_type:name method:hash number:2 result_type:int8 right_type:name]

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