=(timetz,timetz)
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
- timetz
- Right operand
- timetz
- Result type
- bool
- Implementing function
- timetz_eq(timetz,timetz)
- Operator kind
- Binary
- Hash join candidate
- yes
- Merge join candidate
- yes
- aliases
- =, =(timetz,timetz)
- manual semantics
- Source catalog description; no additional matching manual operator definition claimed
- signature
- =(timetz,timetz) → bool
- source oid
- 1550
版本定义 PG 18
equal
Declared operator-family membership
| Index AM | Family | Strategy | Purpose | Ordering family |
|---|---|---|---|---|
| B-tree | timetz_ops | 3 | search | |
| Hash | timetz_ops | 1 | search | |
| BRIN | timetz_minmax_ops | 3 | search | |
| BRIN | timetz_minmax_multi_ops | 3 | search | |
| BRIN | timetz_bloom_ops | 1 | search |
比较版本
完整来源事实
memberships
map[description:equal family:timetz_ops family_slug:family-btree-timetz_ops left_type:timetz method:btree operator:=(timetz,timetz) operator_slug:op-3d-timetz-timetz purpose:search result_type:bool right_type:timetz sort_family: sort_family_slug: strategy:3], map[description:equal family:timetz_ops family_slug:family-hash-timetz_ops left_type:timetz method:hash operator:=(timetz,timetz) operator_slug:op-3d-timetz-timetz purpose:search result_type:bool right_type:timetz sort_family: sort_family_slug: strategy:1], map[description:equal family:timetz_minmax_ops family_slug:family-brin-timetz_minmax_ops left_type:timetz method:brin operator:=(timetz,timetz) operator_slug:op-3d-timetz-timetz purpose:search result_type:bool right_type:timetz sort_family: sort_family_slug: strategy:3], map[description:equal family:timetz_minmax_multi_ops family_slug:family-brin-timetz_minmax_multi_ops left_type:timetz method:brin operator:=(timetz,timetz) operator_slug:op-3d-timetz-timetz purpose:search result_type:bool right_type:timetz sort_family: sort_family_slug: strategy:3], map[description:equal family:timetz_bloom_ops family_slug:family-brin-timetz_bloom_ops left_type:timetz method:brin operator:=(timetz,timetz) operator_slug:op-3d-timetz-timetz purpose:search result_type:bool right_type:timetz sort_family: sort_family_slug: strategy:1]
operator
{"commutator":"=(timetz,timetz)","function":"timetz_eq(timetz,timetz)","hash_join":"t","kind":"b","left_type":"timetz","merge_join":"t","negator":"\u003c\u003e(timetz,timetz)","result_type":"bool","right_type":"timetz","symbol":"="}来源引用
- Matching PostgreSQL source archive
- PostgreSQL 18 English manual: catalog-pg-operator.html
- PostgreSQL 18 English manual: catalog-pg-amop.html
- 固定 PostgreSQL 源码归档
定义来源
center · PostgreSQL 18 · 555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f
正文语言: en · 555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f