NAME
SHOW - show the value of a run-time parameter
SYNOPSIS
SHOW name
SHOW ALL
INPUTS
- name
-
The name of a run-time parameter. See SET [set(l)] for a list.
- ALL
-
Show all current session parameters.
DESCRIPTION
SHOW will display the current setting of a run-time parameter. These variables can be set using the SET statement or are determined at server start.
DIAGNOSTICS
- ERROR: not a valid option name: name
-
Message returned if variable does not stand for an existing parameter.
- ERROR: permission denied
-
You must be a superuser to be allowed to see certain settings.
- NOTICE: Time zone is unknown
-
If the TZ or PGTZ environment variable is not set.
EXAMPLES
Show the current DateStyle setting:
SHOW DateStyle; NOTICE: DateStyle is ISO with US (NonEuropean) conventions
Show the current genetic optimizer (geqo) setting:
SHOW GEQO; NOTICE: geqo is on
COMPATIBILITY
The SHOW command is a PostgreSQL extension.