@@(jsonb,jsonpath)

jsonpath match

当前阅读 PG 18·选择有来源记录的版本

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Left operand: jsonb
Right operand: jsonpath
Result type: bool
Implementing function: jsonb_path_match_opr(jsonb,jsonpath)
Operator kind: Binary
Hash join candidate: no
Merge join candidate: no
aliases: @@, @@(jsonb,jsonpath)
manual semantics: Exact operand/result signature matched
signature: @@(jsonb,jsonpath) → bool
source oid: 4013

版本定义 PG 18

jsonpath match

Declared operator-family membership

Index AM	Family	Strategy	Purpose	Ordering family
GIN	jsonb_ops	16	search
GIN	jsonb_path_ops	16	search

比较版本

完整来源事实

memberships

map[description:jsonpath match family:jsonb_ops family_slug:family-gin-jsonb_ops left_type:jsonb method:gin operator:@@(jsonb,jsonpath) operator_slug:op-4040-jsonb-jsonpath purpose:search result_type:bool right_type:jsonpath sort_family: sort_family_slug: strategy:16], map[description:jsonpath match family:jsonb_path_ops family_slug:family-gin-jsonb_path_ops left_type:jsonb method:gin operator:@@(jsonb,jsonpath) operator_slug:op-4040-jsonb-jsonpath purpose:search result_type:bool right_type:jsonpath sort_family: sort_family_slug: strategy:16]

operator

{"commutator":"","function":"jsonb_path_match_opr(jsonb,jsonpath)","hash_join":"f","kind":"b","left_type":"jsonb","merge_join":"f","negator":"","result_type":"bool","right_type":"jsonpath","symbol":"@@"}

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