DROP TABLE IF EXISTS t1;
DROP TEMPORARY TABLE IF EXISTS t2;
CREATE TABLE t1 (f1 BIGINT) ENGINE = MyISAM;
CREATE TEMPORARY TABLE t2 AS
SELECT thread_id FROM performance_schema.threads WHERE 1 = 2;
SELECT COUNT(*) = 0 AS expect_1 FROM performance_schema.threads
WHERE name = 'thread/sql/delayed_insert';
expect_1
1
INSERT INTO t2 SELECT thread_id
FROM performance_schema.threads;
INSERT DELAYED INTO t1 SET f1 = SLEEP(3);
Warnings:
Warning	1287	'INSERT DELAYED' is deprecated and will be removed in a future release. Please use INSERT instead
SELECT name, type, instrumented, processlist_user, processlist_host
FROM performance_schema.threads
WHERE thread_id NOT IN (SELECT thread_id FROM t2);
name	type	instrumented	processlist_user	processlist_host
thread/sql/delayed_insert	FOREGROUND	YES	root	localhost
DROP TABLE t1;
DROP TEMPORARY TABLE t2;