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('localhost',11001,'t-ishii','t-ishii');
    node_count
    ------------
    2
    (1 row)