↑↓ select↵ open⌫ change scopeOpen full search

PG.CENTER connects PostgreSQL documentation, reference, and ecosystem knowledge. Maintained by Pigsty.

Wiki / Operator Families

hash/range_ops (class)

Hash operator class for anyrange; member of range_ops.

Reading PG 18·Select a recorded version

Object kind
Operator class
Index AM
Hash
Input type
anyrange
Stored key type
Same as input type (catalog zero)
Default class
yes
aliases
range_ops, hash/range_ops
classes
map[default:t family:range_ops family_slug:family-hash-range_ops input_type:anyrange key_type:none method:hash name:range_ops slug:class-hash-range_ops source_oid:]
signature
hash/range_ops
source oid
Unknown

Definition PG 18

Hash operator class for anyrange; member of range_ops.

Family operator strategies

Operator overloadStrategyPurposeOrdering familyMembership scopeSource description
=(anyrange,anyrange)1searchClass input pairequal

Family support functions

Support numberLeft typeRight typeFunction signatureResult type
1anyrangeanyrangehash_range(anyrange)int4
2anyrangeanyrangehash_range_extended(anyrange,int8)int8

Classes in this family

ClassInput typeKey typeDefault
range_opsanyrangeSame as input typeyes

Compare versions

Complete source facts

class

{"default":"t","family":"range_ops","input_type":"anyrange","key_type":"none","method":"hash","name":"range_ops"}

operators

map[description:equal family:range_ops family_slug:family-hash-range_ops left_type:anyrange method:hash operator:=(anyrange,anyrange) operator_slug:op-3d-anyrange-anyrange purpose:search result_type:bool right_type:anyrange sort_family: sort_family_slug: strategy:1]

support functions

map[family:range_ops family_slug:family-hash-range_ops function:hash_range(anyrange) left_type:anyrange method:hash number:1 result_type:int4 right_type:anyrange], map[family:range_ops family_slug:family-hash-range_ops function:hash_range_extended(anyrange,int8) left_type:anyrange method:hash number:2 result_type:int8 right_type:anyrange]

Source references

Full definition and evidence JSON

Definition sources

center · PostgreSQL 18 · 555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f

Text language: en · 555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f