Scroll to navigation

PGPOOL_ADM_PCP_NODE_INFO(3) pgpool-II 4.3.7 Documentation PGPOOL_ADM_PCP_NODE_INFO(3)

NAME

pgpool_adm_pcp_node_info - a function to display the information on the given node ID

SYNOPSIS

pcp_node_info returns record(integer node_id, text host, integer port, text username, text password, out status text, out pg_status text, out weight float4, out role text, out pg_role text, out replication_delay bigint, out replication_state text, out replication_sync_state text, out last_status_change timestamp);

pcp_node_info returns record(integer node_id, text pcp_server, out status text, out pg_status text, out weight float4, out role text, out pg_role text, out replication_delay bigint, out replication_state text, out replication_sync_state text, out last_status_change timestamp);

DESCRIPTION

pcp_node_info displays the information on the given node ID.

ARGUMENTS

node_id

The index of backend node to get information of.

pcp_server

The foreign server name for pcp server.

Other arguments

EXAMPLE

Here is an example output:

test=# SELECT * FROM pcp_node_info(node_id => 1, host => '', port => 11001, username => 't-ishii', password => 't-ishii');

host | port | status | pg_status | weight | role | pg_role | replication_delay | replication_state | replication_sync_state | last_status_change ------+-------+-------------------+-----------+--------+---------+---------+-------------------+-------------------+------------------------+---------------------
/tmp | 11003 | Connection in use | up | 0.5 | Standby | standby | 0 | streaming | async | 2021-02-27 15:10:19 (1 row)


Note

role, replication_delay, last_status_change out parameters are new from Pgpool-II 4.0. If you have already installed pre-4.0 pgpool_adm extension, you can upgrade to the new one by using ALTER EXTENSION SQL command.


ALTER EXTENSION pgpool_adm UPDATE;


Note

replication_state and replication_sync_state out parameters are new from Pgpool-II 4.1. If you have already installed pre-4.1 pgpool_adm extension, you can upgrade to the new one by using ALTER EXTENSION SQL command.


ALTER EXTENSION pgpool_adm UPDATE;


Note

pg_status, pg_role out parameters are new from Pgpool-II 4.3. If you have already installed pre-4.2 pgpool_adm extension, you can upgrade to the new one by using ALTER EXTENSION SQL command.


ALTER EXTENSION pgpool_adm UPDATE;

2023 pgpool-II 4.3.7