COMM_CLIENT_INFO
COMM_CLIENT_INFO displays information about active client connections of a single node (You can query this view on a DN to view the information about the connection between the CN and DN). By default, only the users with system administrator permission can access this view.
Name |
Type |
Description |
---|---|---|
node_name |
text |
Name of the current DN, for example, dn_6001_6002_6003. |
app |
text |
Query a view on a DN. The app displays the client connected to the current DN, such as the coordinator (CN), GTM, or DN. |
tid |
bigint |
Thread ID of the current thread. |
lwtid |
integer |
Lightweight thread ID of the current thread. |
query_id |
bigint |
Query ID. It is equivalent to debug_query_id. |
socket |
integer |
socket fd is displayed if the connection is a physical connection. |
remote_ip |
text |
Peer node IP address. |
remote_port |
text |
Peer node port. |
logic_id |
integer |
Displayed if the connection is a logical connection. |
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