A system operator can use TDengine CLI to show the connections, ongoing queries, stream computing, and can close connection or stop ongoing query task or stream computing.
A system operator can use the TDengine CLI to show connections, ongoing queries, stream computing, and can close connections or stop ongoing query tasks or stream computing.
## Show Connections
## Show Connections
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@@ -13,7 +13,7 @@ SHOW CONNECTIONS;
...
@@ -13,7 +13,7 @@ SHOW CONNECTIONS;
One column of the output of the above SQL command is "ip:port", which is the end point of the client.
One column of the output of the above SQL command is "ip:port", which is the end point of the client.
## Close Connections Forcedly
## Force Close Connections
```sql
```sql
KILLCONNECTION<connection-id>;
KILLCONNECTION<connection-id>;
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@@ -27,9 +27,9 @@ In the above SQL command, `connection-id` is from the first column of the output
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@@ -27,9 +27,9 @@ In the above SQL command, `connection-id` is from the first column of the output
SHOWQUERIES;
SHOWQUERIES;
```
```
The first column of the output is query ID, which is composed of the corresponding connection ID and the sequence number of the current query task started on this connection, in format of "connection-id:query-no".
The first column of the output is query ID, which is composed of the corresponding connection ID and the sequence number of the current query task started on this connection. The format is "connection-id:query-no".
## Close Queries Forcedly
## Force Close Queries
```sql
```sql
KILLQUERY<query-id>;
KILLQUERY<query-id>;
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@@ -43,9 +43,9 @@ In the above SQL command, `query-id` is from the first column of the output of `
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@@ -43,9 +43,9 @@ In the above SQL command, `query-id` is from the first column of the output of `
SHOWSTREAMS;
SHOWSTREAMS;
```
```
The first column of the output is stream ID, which is composed of the connection ID and the sequence number of the current stream started on this connection, in the format of "connection-id:stream-no".
The first column of the output is stream ID, which is composed of the connection ID and the sequence number of the current stream started on this connection. The format is "connection-id:stream-no".