hash/xid_ops (family)
Hash operator family containing 1 classes, 1 operator strategies and 2 support functions in this source build.
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 family
- Index AM
- Hash
- aliases
- xid_ops, hash/xid_ops
- classes
- map[default:t family:xid_ops family_slug:family-hash-xid_ops input_type:xid key_type:none method:hash name:xid_ops slug:class-hash-xid_ops source_oid:]
- operators
- map[description:equal family:xid_ops family_slug:family-hash-xid_ops left_type:xid method:hash operator:=(xid,xid) operator_slug:op-3d-xid-xid purpose:search result_type:bool right_type:xid sort_family: sort_family_slug: strategy:1]
- signature
- hash/xid_ops
- source oid
- 2225
版本定义 PG 18
Hash operator family containing 1 classes, 1 operator strategies and 2 support functions in this source build.
Family operator strategies
| Operator overload | Strategy | Purpose | Ordering family | Membership scope | Source description |
|---|---|---|---|---|---|
| =(xid,xid) | 1 | search | Family member | equal |
Family support functions
Classes in this family
比较版本
完整来源事实
family
{"method":"hash","name":"xid_ops"}support functions
map[family:xid_ops family_slug:family-hash-xid_ops function:hashxid(xid) left_type:xid method:hash number:1 result_type:int4 right_type:xid], map[family:xid_ops family_slug:family-hash-xid_ops function:hashxidextended(xid,int8) left_type:xid method:hash number:2 result_type:int8 right_type:xid]
来源引用
- Matching PostgreSQL source archive
- PostgreSQL 18 English manual: indexes-opclass.html
- PostgreSQL 18 English manual: catalog-pg-opfamily.html
- PostgreSQL 18 English manual: catalog-pg-amop.html
- PostgreSQL 18 English manual: catalog-pg-amproc.html
- 固定 PostgreSQL 源码归档
定义来源
center · PostgreSQL 18 · 555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f
正文语言: en · 555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f