: This is the standard command to see all active connections, including the user, host, database, command type (e.g., Query , Sleep ), time running, and the actual SQL text.
There are two variations of the kill command: mysql kill process
| Action | Effect | |--------|--------| | KILL QUERY | InnoDB rolls back the current statement only. The transaction remains open. | | KILL CONNECTION | InnoDB rolls back the entire transaction. | : This is the standard command to see
mysqladmin -u root -p processlist mysqladmin -u root -p kill 10543 | | KILL CONNECTION | InnoDB rolls back
| Limitation | Explanation | |------------|-------------| | Cannot kill KILL itself | Executing KILL <your_own_id> is ignored. | | Some system threads cannot be killed | event_scheduler , innodb_ddl_recovery threads. | | Stored procedures may ignore kill | If no check between procedure statements. | | Windows (non-signal safe) | Slightly higher latency to notice kill. |