SHOW
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
        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.