KILL QUERY

Description

Each Doris connection runs in a separate thread. Use this statement to terminate the thread.

Syntax

KILL [CONNECTION] <processlist_id>

Varaint Syntax

KILL QUERY [ { <processlist_id> | <query_id> } ]

Required Parameters

1. <processlist_id>

Indicates the ID of the connection thread that needs to be killed

2. <query_id>

Indicates the ID of the query to be killed

Optional Parameters

1. CONNECTION

Indicates whether the thread is currently connected

Usage Notes

• The thread process list identifier can be queried from the Id column output by the SHOW PROCESSLIST

• The Connection ID can be queried from SELECT CONNECTION_ID()

Access Control Requirements

The user who executes this SQL command must have at least the following permissions:

Privilege	Object	Notes
GRANT_PRIV	DATABASE	GRANT permission is required for the KILL statement

Examples

select connection_id()

+-----------------+
| connection_id() |
+-----------------+
| 48              |
+-----------------+

SHOW PROCESSLIST

+------------------+------+------+--------------------+---------------------+----------+---------+---------+------+-------+-----------------------------------+---------------------------------------------------------------------------------------+
| CurrentConnected | Id   | User | Host               | LoginTime           | Catalog  | Db      | Command | Time | State | QueryId                           | Info                                                                                  |
+------------------+------+------+--------------------+---------------------+----------+---------+---------+------+-------+-----------------------------------+---------------------------------------------------------------------------------------+
| Yes              |   48 | root | 10.16.xx.xx:44834   | 2025-01-21 16:49:47 | internal | test | Query   |    0 | OK    | e6e4ce9567b04859-8eeab8d6b5513e38 | SHOW PROCESSLIST                                                                      |
|                  |   50 | root | 192.168.xx.xx:52837 | 2025-01-21 16:51:34 | internal |      | Sleep   | 1837 | EOF   | deaf13c52b3b4a3b-b25e8254b50ff8cb | SELECT @@session.transaction_isolation                                                |
|                  |   51 | root | 192.168.xx.xx:52843 | 2025-01-21 16:51:35 | internal |      | Sleep   |  907 | EOF   | 437f219addc0404f-9befe7f6acf9a700 | /* ApplicationName=DBeaver Ultimate 23.1.3 - Metadata */ SHOW STATUS                  |
|                  |   55 | root | 192.168.xx.xx:55533 | 2025-01-21 17:09:32 | internal | test | Sleep   |  271 | EOF   | f02603dc163a4da3-beebbb5d1ced760c | /* ApplicationName=DBeaver Ultimate 23.1.3 - SQLEditor <Console> */ SELECT DATABASE() |
|                  |   47 | root | 10.16.xx.xx:35678   | 2025-01-21 16:21:56 | internal | test | Sleep   | 3528 | EOF   | f4944c543dc34a99-b0d0f3986c8f1c98 | select * from test                                                                    |
+------------------+------+------+--------------------+---------------------+----------+---------+---------+------+-------+-----------------------------------+---------------------------------------------------------------------------------------+

kill 51