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Wiki / 运算符

&&(anyarray,anyarray)

overlaps

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
anyarray
Right operand
anyarray
Result type
bool
Implementing function
arrayoverlap(anyarray,anyarray)
Operator kind
Binary
Hash join candidate
no
Merge join candidate
no
aliases
&&, &&(anyarray,anyarray)
manual semantics
Exact operand/result signature matched
signature
&&(anyarray,anyarray) → bool
source oid
2750

版本定义 PG 18

overlaps

Declared operator-family membership

Index AMFamilyStrategyPurposeOrdering family
GINarray_ops1search

比较版本

完整来源事实

memberships

map[description:overlaps family:array_ops family_slug:family-gin-array_ops left_type:anyarray method:gin operator:&&(anyarray,anyarray) operator_slug:op-2626-anyarray-anyarray purpose:search result_type:bool right_type:anyarray sort_family: sort_family_slug: strategy:1]

operator

{"commutator":"\u0026\u0026(anyarray,anyarray)","function":"arrayoverlap(anyarray,anyarray)","hash_join":"f","kind":"b","left_type":"anyarray","merge_join":"f","negator":"","result_type":"bool","right_type":"anyarray","symbol":"\u0026\u0026"}

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