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Wiki / Functions

array_ndims

Returns the number of dimensions of the array.

English manual coverage begins with PostgreSQL 7.1. Source history and runtime observations have their own recorded version boundaries.

Reading PG 18·Select a recorded version

group
array
group label
Array Functions And Operators
lang
en
layout
table-new
pages
functions-array.html
prose only
false

Definition PG 18

Returns the number of dimensions of the array.

Signatures and overloads

array_ndims ( anyarray ) → integer → integer
Returns the number of dimensions of the array.

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Source references

Full definition and evidence JSON

Definition sources

center · PostgreSQL 18 · wiki-repair-20261023:fe10ec24e0466a9a69858f85358f7628dcdecc837b6c6dc14b8186eb7a870858

Text language: en · wiki-repair-20261023:fe10ec24e0466a9a69858f85358f7628dcdecc837b6c6dc14b8186eb7a870858