PG_SESSION_WLMSTAT

PG_SESSION_WLMSTAT displays corresponding load management information about the task currently executed by the user.

Table 1 PG_SESSION_WLMSTAT columns

Name	Type	Description
datid	oid	OID of the database that the backend is connected to
datname	name	Name of the database that the backend is connected to
threadid	bigint	Thread ID of the backend
sessionid	bigint	Session ID
processid	integer	Process ID of the backend
usesysid	oid	OID of the user logged in to the backend
appname	text	Name of the application connected to the backend
usename	name	Name of the user logged in to the backend
priority	bigint	Priority of Cgroup where the statement is located
attribute	text	Attributes of the statement: - Ordinary: default attribute of a statement before it is parsed by the database - Simple: simple statement - Complicated: complicated statement - Internal: internal statement of the database
block_time	bigint	Pending duration of the statement by now, in seconds
elapsed_time	bigint	Actual execution duration of the statement by now, in seconds
total_cpu_time	bigint	Total CPU usage duration of the statement on the database node in the last period (unit: s)
cpu_skew_percent	integer	CPU usage skew percentage of the statement on the database node in the last period
statement_mem	integer	statement_mem used for executing the statement (reserved column)
active_points	integer	Number of concurrently active points occupied by the statement in the resource pool
dop_value	integer	DOP value obtained by the statement from the resource pool
control_group	text	Unsupported currently
status	text	Status of the statement, including: - pending: waiting to be executed - running: being executed - finished: finished normally - aborted: terminated unexpectedly - active: normal status except for those above - unknown: unknown status
enqueue	text	Unsupported currently
resource_pool	name	Current resource pool where the statements are located
query	text	Latest query at the backend. If state is active, this column shows the ongoing query. In all other states, it shows the last query that was executed.
is_plana	bool	Unsupported currently
node_group	text	Unsupported currently