datid
|
oid
|
OID of the database that this backend is connected to
|
usename
|
name
|
Name of the user logged in to the backend
|
pid
|
bigint
|
Thread ID of the backend
|
start_time
|
timestamp with time zone
|
Time when the statement starts to be executed
|
min_peak_memory
|
integer
|
Minimum memory peak of the statement across the database nodes, in MB
|
max_peak_memory
|
integer
|
Maximum memory peak of the statement across the database nodes, in MB
|
spill_info
|
text
|
Information about statement spill to the database nodes - None: The statement has not been spilled to disks on the database nodes.
- All: The statement has been spilled to disks on the database nodes.
- [a:b]: The statement has been spilled to disks on a of b database nodes.
|
query
|
text
|
Statement being executed
|
node_group
|
text
|
Logical openGauss of the user running the statement
|
top_mem_dn
|
text
|
Top N memory usage
|