DROP TASK

Description

Drops an asynchronous ETL task submitted using SUBMIT TASK.

NOTE

Dropping a task with DROP TASK simultaneously cancels the corresponding TaskRun.

Syntax

DROP TASK '<task_name>'

Parameters

ParameterDescription
task_nameThe name of the task to drop.

Usage notes

You can check the information of asynchronous tasks by querying the metadata tables tasks and task_runs in Information Schema.

SELECT * FROM INFORMATION_SCHEMA.tasks;
SELECT * FROM information_schema.tasks WHERE task_name = '<task_name>';
SELECT * FROM information_schema.task_runs;
SELECT * FROM information_schema.task_runs WHERE task_name = '<task_name>';

Examples

MySQL > SUBMIT /*+set_var(query_timeout=100000)*/ TASK ctas AS
    -> CREATE TABLE insert_wiki_edit_new
    -> AS SELECT * FROM source_wiki_edit;
+----------+-----------+
| TaskName | Status    |
+----------+-----------+
| ctas     | SUBMITTED |
+----------+-----------+
1 row in set (1.19 sec)

MySQL > DROP TASK 'ctas';
Query OK, 0 rows affected (0.35 sec)