SQL type commands
This part contains reference information for various SQL type Pgpool-II commands. These commands can be issued inside the SQL session using the standard PostgreSQL client like psql . They are not forwarded to the backend DB: instead they are processed by Pgpool-II server. Please note that SQL type commands cannot be used in extended query mode. You will get parse errors from PostgreSQL .
- Table of Contents
 - PGPOOL SHOW -- show the value of a configuration parameter
 - PGPOOL SET -- change a configuration parameter
 - PGPOOL RESET -- restore the value of a configuration parameter to the default value
 - SHOW POOL STATUS -- sends back the list of configuration parameters with their name, value, and description
 - SHOW POOL NODES -- sends back a list of all configured nodes
 - SHOW POOL_PROCESSES -- sends back a list of all Pgpool-II processes waiting for connections and dealing with a connection
 - SHOW POOL_POOLS -- sends back a list of pools handled by Pgpool-II .
 - SHOW POOL_VERSION -- displays a string containing the Pgpool-II release number.
 - SHOW POOL_CACHE -- displays cache storage statistics