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Wiki / Operators / Pseudo-types

||(anycompatiblearray,anycompatible)

append element onto end of array

Reading PostgreSQL 18.6.

Description

append element onto end of array

Left operand
anycompatiblearray
Right operand
anycompatible
Result type
anycompatiblearray
Implementing function
array_append(anycompatiblearray,anycompatible)
Operator kind
Binary
Hash join candidate
no
Merge join candidate
no

Usage

||(anycompatiblearray,anycompatible) → anycompatiblearray

English manual definition

Concatenates an element onto the end of an array (which must be empty or one-dimensional).

ARRAY[4,5,6] || 7 → {4,5,6,7}

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

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 14 through 20; the first sample is not necessarily its introduction.