hash/tid_ops (class)
Hash operator class for tid; member of tid_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
- Hash
- Input type
- tid
- Stored key type
- Same as input type (catalog zero)
- Default class
- yes
- aliases
- tid_ops, hash/tid_ops
- classes
- map[default:t family:tid_ops family_slug:family-hash-tid_ops input_type:tid key_type:none method:hash name:tid_ops slug:class-hash-tid_ops source_oid:]
- operators
- map[description:equal family:tid_ops family_slug:family-hash-tid_ops left_type:tid method:hash operator:=(tid,tid) operator_slug:op-3d-tid-tid purpose:search result_type:bool right_type:tid sort_family: sort_family_slug: strategy:1]
- signature
- hash/tid_ops
- source oid
- 未知
版本定义 PG 18
Hash operator class for tid; member of tid_ops.
Family operator strategies
| Operator overload | Strategy | Purpose | Ordering family | Membership scope | Source description |
|---|---|---|---|---|---|
| =(tid,tid) | 1 | search | Class input pair | equal |
Family support functions
Classes in this family
比较版本
完整来源事实
class
{"default":"t","family":"tid_ops","input_type":"tid","key_type":"none","method":"hash","name":"tid_ops"}support functions
map[family:tid_ops family_slug:family-hash-tid_ops function:hashtid(tid) left_type:tid method:hash number:1 result_type:int4 right_type:tid], map[family:tid_ops family_slug:family-hash-tid_ops function:hashtidextended(tid,int8) left_type:tid method:hash number:2 result_type:int8 right_type:tid]
来源引用
- Matching PostgreSQL source archive
- PostgreSQL 18 English manual: indexes-opclass.html
- PostgreSQL 18 English manual: catalog-pg-opclass.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