pgpool_adm_pcp_node_count
Name
pgpool_adm_pcp_node_count --    a function to retrieves number of backend nodes.
  
Synopsis
pcp_node_count returns integer(text host, integer port, text username, text password);
pcp_node_count returns integer(text pcp_server);
Description
   pcp_node_count retrieves number of DB nodes.
  
Arguments
   
- pcp_server
-        The foreign server name for pcp server.
       
- Other arguments 
-        See pcp_common_options.
       
  
Example
   Here is an example output:
   
    test=# SELECT * FROM pcp_node_count(host => 'localhost', port => 11001, username => 't-ishii', password => 't-ishii');
    node_count
    ------------
    2
    (1 row)