↑↓ select↵ open⌫ change scopeOpen full search

PG.CENTER connects PostgreSQL documentation, reference, and ecosystem knowledge. Maintained by Pigsty.

Wiki / Protocol Messages

ParameterStatus

ParameterStatus is a backend protocol message. Identifies the message as a run-time parameter status report.

Reading PG 18·Select a recorded version

Direction
Backend → frontend
First wire field
Byte1('S')
Field entries
4
Documented flow contexts
Start-up; COPY Operations; Asynchronous Operations
direction
B
manual path
/docs/18/protocol-message-formats.html
signature
ParameterStatus (B)

Definition PG 18

Byte1('S')

Identifies the message as a run-time parameter status report.

Int32

Length of message contents in bytes, including self.

String

The name of the run-time parameter being reported.

String

The current value of the parameter.

Wire fields in documented order

PositionFormatMeaning
1Byte1('S')Identifies the message as a run-time parameter status report.
2Int32Length of message contents in bytes, including self.
3StringThe name of the run-time parameter being reported.
4StringThe current value of the parameter.

Compare versions

Complete source facts

fields

map[description:Identifies the message as a run-time parameter status report. format:Byte1('S')], map[description:Length of message contents in bytes, including self. format:Int32], map[description:The name of the run-time parameter being reported. format:String], map[description:The current value of the parameter. format:String]

Source references

Full definition and evidence JSON

Definition sources

center · PostgreSQL 18 · 555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f

Text language: en · 555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f