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Wiki / Functions

row_number

Returns the number of the current row within its partition, counting from 1.

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

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Definition PG 18

Returns the number of the current row within its partition, counting from 1.

Signatures and overloads

row_number () → bigint → bigint
Returns the number of the current row within its partition, counting from 1.

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Source references

Full definition and evidence JSON

Definition sources

center · PostgreSQL 18 · wiki-repair-20261023:1749ab9fc4d5ba9f6eeb1ed3d6aaea50814552bafdf011862f3c0518f02f6c29

Text language: en · wiki-repair-20261023:1749ab9fc4d5ba9f6eeb1ed3d6aaea50814552bafdf011862f3c0518f02f6c29