GS_WLM_PLAN_OPERATOR_INFO

GS_WLM_PLAN_OPERATOR_INFO displays records about plan operator levels of completed jobs. The data is dumped from the kernel to the system catalog.

Table 1 GS_WLM_PLAN_OPERATOR_INFO columns

Name	Type	Description
datname	name	Name of the database where the collected plan information is located
queryid	bigint	Internal query ID used for statement execution
plan_node_id	integer	Plan node ID of the execution plan
startup_time	bigint	Time when the operator starts to process the first data record
total_time	bigint	Total execution time of the operator, in ms
actual_rows	bigint	Number of rows that are actually executed
max_peak_memory	integer	Maximum peak memory used by the operator on database nodes (unit: MB)
query_dop	integer	DOP of the operator
parent_node_id	integer	Parent node ID of the operator
left_child_id	integer	Left child node ID of the operator
right_child_id	integer	Right child node ID of the operator
operation	text	Name of the operation performed by the operator
orientation	text	Alignment mode of the operator
strategy	text	Implementation method of the operator
options	text	Selection mode of the operator
condition	text	Filter criteria of the operator
projection	text	Mapping relationship of the operator