↑↓ select↵ open⌫ change scopeOpen full search

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

Wiki / Operators

&<(box,box)

overlaps or is left of

Reading PG 18·Select a recorded version

Left operand
box
Right operand
box
Result type
bool
Implementing function
box_overleft(box,box)
Operator kind
Binary
Hash join candidate
no
Merge join candidate
no
aliases
&<, &<(box,box)
manual semantics
Source catalog description; no additional matching manual operator definition claimed
signature
&<(box,box) → bool
source oid
494

Definition PG 18

overlaps or is left of

Declared operator-family membership

Index AMFamilyStrategyPurposeOrdering family
GiSTbox_ops2search
SP-GiSTbox_ops2search
BRINbox_inclusion_ops2search

Compare versions

Complete source facts

memberships

map[description:overlaps or is left of family:box_ops family_slug:family-gist-box_ops left_type:box method:gist operator:&<(box,box) operator_slug:op-263c-box-box purpose:search result_type:bool right_type:box sort_family: sort_family_slug: strategy:2], map[description:overlaps or is left of family:box_ops family_slug:family-spgist-box_ops left_type:box method:spgist operator:&<(box,box) operator_slug:op-263c-box-box purpose:search result_type:bool right_type:box sort_family: sort_family_slug: strategy:2], map[description:overlaps or is left of family:box_inclusion_ops family_slug:family-brin-box_inclusion_ops left_type:box method:brin operator:&<(box,box) operator_slug:op-263c-box-box purpose:search result_type:bool right_type:box sort_family: sort_family_slug: strategy:2]

operator

{"commutator":"","function":"box_overleft(box,box)","hash_join":"f","kind":"b","left_type":"box","merge_join":"f","negator":"","result_type":"bool","right_type":"box","symbol":"\u0026\u003c"}

Source references

Full definition and evidence JSON

Definition sources

center · PostgreSQL 18 · 555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f

Text language: en · 555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f