gcd

Greatest common divisor (the largest positive number that divides both inputs with no remainder); returns 0 if both inputs are zero; available for integer, bigint, and numeric

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

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group: math
group label: 数学函数和操作符
lang: en
layout: table-new
pages: functions-math.html
prose only: false

Definition PG 18

Greatest common divisor (the largest positive number that divides both inputs with no remainder); returns 0 if both inputs are zero; available for integer, bigint, and numeric

Signatures and overloads

gcd ( numeric_type, numeric_type ) → numeric_type → numeric_type

Greatest common divisor (the largest positive number that divides both inputs with no remainder); returns 0 if both inputs are zero; available for integer, bigint, and numeric

Compare versions

Complete source facts

documentation revision

{"inputs":[{"file":"functions-math.html","kind":"same-version-reviewed-manual","locale":"en","sha256":"80bdcd3a2c7112aadf400e832cc7c8ee55e389d9b3c12e767c3fbb2b3364ef7b","version":"18.7"},{"file":"functions-math.html","kind":"same-version-reviewed-manual","locale":"zh-Hans","sha256":"b48c7e1d8abf0f030ad0ef2aa1403db7015a96af265d49a15eaa2f1945a13a5f","version":"18.7"}],"release":"18.7","runtime_remeasured":false,"source_revision":"pgdoc:b9f0e7232f60f380d642ac9b99226606c254b552"}

Source references

Original manual reference

Full definition and evidence JSON

Definition sources

center · PostgreSQL 18 · wiki-repair-20261023:670b19433d59c8c95ca3f4528624696c44405a9a2824021d0494df9411360364

Text language: en · wiki-repair-20261023:670b19433d59c8c95ca3f4528624696c44405a9a2824021d0494df9411360364