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PG.CENTER 连接 PostgreSQL 文档、百科与生态知识。由 Pigsty 维护。

Wiki / 运算符

<(path,path)

less than

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
path
Right operand
path
Result type
bool
Implementing function
path_n_lt(path,path)
Operator kind
Binary
Hash join candidate
no
Merge join candidate
no
aliases
<, <(path,path)
manual semantics
Source catalog description; no additional matching manual operator definition claimed
memberships
未知
signature
<(path,path) → bool
source oid
793

版本定义 PG 18

less than

比较版本

完整来源事实

operator

{"commutator":"\u003e(path,path)","function":"path_n_lt(path,path)","hash_join":"f","kind":"b","left_type":"path","merge_join":"f","negator":"","result_type":"bool","right_type":"path","symbol":"\u003c"}

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