#(box,box)
box intersection
Reading PostgreSQL 18.6.
Description
box intersection
- Left operand
- box
- Right operand
- box
- Result type
- box
- Implementing function
- box_intersect(box,box)
- Operator kind
- Binary
- Hash join candidate
- no
- Merge join candidate
- no
Usage
#(box,box) → boxEnglish manual definition
Computes the intersection of two boxes, or NULL if there is none.
box '(2,2),(-1,-1)' # box '(1,1),(-2,-2)' → (1,1),(-1,-1)
Catalog interpretation
The catalog pg_operator stores information about operators. See CREATE OPERATOR and Section 36.14 for more information.
Related entries
Documentation and source
- Matching PostgreSQL source archive
- PostgreSQL 18 English manual: catalog-pg-operator.html
- PostgreSQL 18 English manual: catalog-pg-amop.html
- PostgreSQL 18 English manual: functions-geometry.html
Source build
- Version
- 18.6
- Build
- https://ftp.postgresql.org/pub/source/v18.6/postgresql-18.6.tar.bz2
- Source fingerprint
555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f
Compare versions
PostgreSQL 17 → 18: unchanged.
Compares recorded interfaces and attributes. Source fingerprints and build metadata are excluded; an absent sample is not proof of the introduction or removal release.
Related entries
Export JSON · Back to Operators · Recorded in PostgreSQL 10 through 20; the first sample is not necessarily its introduction.