INNODB_SYS_SEMAPHORE_WAITS
This page is part of MariaDB's Enterprise Documentation.
The parent of this page is: Information Schema
Topics on this page:
Overview
- 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,
`OBJECT_NAME` varchar(4000),
`FILE` varchar(4000),
`LINE` int(11) unsigned NOT NULL,
`WAIT_TIME` bigint(21) unsigned NOT NULL,
`WAIT_OBJECT` bigint(21) unsigned NOT NULL,
`WAIT_TYPE` varchar(16),
`HOLDER_THREAD_ID` bigint(21) unsigned NOT NULL,
`HOLDER_FILE` varchar(4000),
`HOLDER_LINE` int(11) unsigned NOT NULL,
`CREATED_FILE` varchar(4000),
`CREATED_LINE` int(11) unsigned NOT NULL,
`WRITER_THREAD` bigint(21) unsigned NOT NULL,
`RESERVATION_MODE` varchar(16),
`READERS` int(11) unsigned NOT NULL,
`WAITERS_FLAG` bigint(21) unsigned NOT NULL,
`LOCK_WORD` bigint(21) unsigned NOT NULL,
`LAST_WRITER_FILE` varchar(4000),
`LAST_WRITER_LINE` int(11) unsigned NOT NULL,
`OS_WAIT_COUNT` int(11) unsigned NOT NULL
)
CHANGE HISTORY
Release Series | History |
---|---|
10.6 Enterprise |
|
10.6 Community |
|
10.5 Enterprise |
|
10.5 Community |
|
10.4 Enterprise |
|
10.4 Community |
|
10.3 Enterprise |
|
10.3 Community |
|
10.2 Enterprise |
|
10.2 Community |
|
EXTERNAL REFERENCES
Additional information on this topic may be found in the MariaDB Public Knowledge Base.
Information specific to MariaDB SkySQL can be found on the INNODB_SYS_SEMAPHORE_WAITS page in the SkySQL Documentation.