INNODB_SYS_SEMAPHORE_WAITS

In 10.6 ES, 10.6 CS:

Not present

In 10.5 ES, 10.5 CS, 10.4 ES, 10.4 CS, 10.3 ES, 10.3 CS, 10.2 ES, 10.2 CS:

InnoDB SYS_SEMAPHORE_WAITS

See also: Information Schema in 10.6 ES, in 10.6 CS, in 10.5 ES, in 10.5 CS, in 10.4 ES, in 10.4 CS, in 10.3 ES, in 10.3 CS, in 10.2 ES, and in 10.2 CS

DETAILS

SCHEMA

CREATE TEMPORARY TABLE `INNODB_SYS_SEMAPHORE_WAITS` (
  `THREAD_ID` bigint(21) unsigned NOT NULL DEFAULT 0,
  `OBJECT_NAME` varchar(4000) DEFAULT NULL,
  `FILE` varchar(4000) DEFAULT NULL,
  `LINE` int(11) unsigned NOT NULL DEFAULT 0,
  `WAIT_TIME` bigint(21) unsigned NOT NULL DEFAULT 0,
  `WAIT_OBJECT` bigint(21) unsigned NOT NULL DEFAULT 0,
  `WAIT_TYPE` varchar(16) DEFAULT NULL,
  `HOLDER_THREAD_ID` bigint(21) unsigned NOT NULL DEFAULT 0,
  `HOLDER_FILE` varchar(4000) DEFAULT NULL,
  `HOLDER_LINE` int(11) unsigned NOT NULL DEFAULT 0,
  `CREATED_FILE` varchar(4000) DEFAULT NULL,
  `CREATED_LINE` int(11) unsigned NOT NULL DEFAULT 0,
  `WRITER_THREAD` bigint(21) unsigned NOT NULL DEFAULT 0,
  `RESERVATION_MODE` varchar(16) DEFAULT NULL,
  `READERS` int(11) unsigned NOT NULL DEFAULT 0,
  `WAITERS_FLAG` bigint(21) unsigned NOT NULL DEFAULT 0,
  `LOCK_WORD` bigint(21) unsigned NOT NULL DEFAULT 0,
  `LAST_WRITER_FILE` varchar(4000) DEFAULT NULL,
  `LAST_WRITER_LINE` int(11) unsigned NOT NULL DEFAULT 0,
  `OS_WAIT_COUNT` int(11) unsigned NOT NULL DEFAULT 0
)

CHANGE HISTORY

Release Series

History

10.6 Enterprise

  • Removed in MariaDB Enterprise Server 10.6.4-1.

10.6 Community

  • Not present.

10.5 Enterprise

  • Present starting in MariaDB Enterprise Server 10.5.3-1.

10.5 Community

  • Present starting in MariaDB Community Server 10.5.0.

10.4 Enterprise

  • Present starting in MariaDB Enterprise Server 10.4.6-1.

10.4 Community

  • Present starting in MariaDB Community Server 10.4.0.

10.3 Enterprise

  • Present starting in MariaDB Enterprise Server 10.3.16-1.

10.3 Community

  • Present starting in MariaDB Community Server 10.3.0.

  • Schema changed in MariaDB Community Server 10.3.3: ...

10.2 Enterprise

  • Present starting in MariaDB Enterprise Server 10.2.25-1.

10.2 Community

  • Present starting in MariaDB Community Server 10.2.0.

  • Schema changed in MariaDB Community Server 10.2.2: ...

EXTERNAL REFERENCES