mxid_age

Returns the number of multixacts IDs between the supplied multixact ID and the current multixacts counter.

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

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group: info
group label: 系统信息函数和操作符
lang: en
layout: table-new
pages: functions-info.html
prose only: false

Definition PG 18

Returns the number of multixacts IDs between the supplied multixact ID and the current multixacts counter.

Signatures and overloads

mxid_age ( xid ) → integer → integer

Returns the number of multixacts IDs between the supplied multixact ID and the current multixacts counter.

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Complete source facts

documentation revision

{"inputs":[{"file":"functions-info.html","kind":"same-version-reviewed-manual","locale":"en","sha256":"64499116227a087138bb14f29ff6652b200a176d5df3ce2a089c3d5c226b19b3","version":"18.7"},{"file":"functions-info.html","kind":"same-version-reviewed-manual","locale":"zh-Hans","sha256":"f9684137c0b9fb17a691c4d905529d114472a507a007c15058f2703962b611d2","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:c728a3754b263aaaf740221106d611b2a9eafe92d06a81cab64a6f7a2ac42f41

Text language: en · wiki-repair-20261023:c728a3754b263aaaf740221106d611b2a9eafe92d06a81cab64a6f7a2ac42f41