Updated on 2022-07-15 GMT+08:00

PG_POOLER_STATUS

PG_POOLER_STATUS displays the cache connection status in the pooler. PG_POOLER_STATUS can only query on the CN, and displays the connection cache information about the pooler module.

Table 1 PG_POOLER_STATUS columns

Name

Type

Description

database

text

Database name

user_name

text

User name

tid

bigint

ID of a thread connected to the CN

node_oid

bigint

OID of the node connected

node_name

name

Name of the node connected

in_use

boolean

Whether the connection is in use

  • t (true): indicates that the connection is in use.
  • f (false): indicates that the connection is not in use.

fdsock

bigint

Peer socket.

remote_pid

bigint

Peer thread ID.

session_params

text

GUC session parameter delivered by the connection.