table_handles

This page is part of MariaDB's Enterprise Documentation.

The parent of this page is: Performance Schema

Topics on this page:

Overview
DETAILS
- SCHEMA
CHANGE HISTORY
EXTERNAL REFERENCES

Overview

In 10.6 ES, 10.6 CS, 10.5 ES, 10.5 CS:: A description for this Performance-schema Table has not yet been added to this Documentation.
In 10.4 ES, 10.4 CS, 10.3 ES, 10.3 CS, 10.2 ES, 10.2 CS:: Not present

DETAILS

SCHEMA

CREATE TABLE `table_handles` (
  `OBJECT_TYPE` varchar(64) NOT NULL COMMENT 'The table opened by a table handle.',
  `OBJECT_SCHEMA` varchar(64) NOT NULL COMMENT 'The schema that contains the object.',
  `OBJECT_NAME` varchar(64) NOT NULL COMMENT 'The name of the instrumented object.',
  `OBJECT_INSTANCE_BEGIN` bigint(20) unsigned NOT NULL COMMENT 'The table handle address in memory.',
  `OWNER_THREAD_ID` bigint(20) unsigned DEFAULT NULL COMMENT 'The thread owning the table handle.',
  `OWNER_EVENT_ID` bigint(20) unsigned DEFAULT NULL COMMENT 'The event which caused the table handle to be opened.',
  `INTERNAL_LOCK` varchar(64) DEFAULT NULL COMMENT 'The table lock used at the SQL level.',
  `EXTERNAL_LOCK` varchar(64) DEFAULT NULL COMMENT 'The table lock used at the storage engine level.'
)

CHANGE HISTORY

Release Series	History
10.6 Enterprise	Present starting in MariaDB Enterprise Server 10.6.4-1. Schema changed in MariaDB Enterprise Server 10.6.5-2: ... CREATE TABLE `table_handles` ( `OBJECT_TYPE` varchar(64) NOT NULL COMMENT 'The table opened by a table handle.', `OBJECT_SCHEMA` varchar(64) NOT NULL COMMENT 'The schema that contains the object.', `OBJECT_NAME` varchar(64) NOT NULL COMMENT 'The name of the instrumented object.', `OBJECT_INSTANCE_BEGIN` bigint(20) unsigned NOT NULL COMMENT 'The table handle address in memory.', `OWNER_THREAD_ID` bigint(20) unsigned DEFAULT NULL COMMENT 'The thread owning the table handle.', `OWNER_EVENT_ID` bigint(20) unsigned DEFAULT NULL COMMENT 'The event which caused the table handle to be opened.', `INTERNAL_LOCK` varchar(64) DEFAULT NULL COMMENT 'The table lock used at the SQL level.', `EXTERNAL_LOCK` varchar(64) DEFAULT NULL COMMENT 'The table lock used at the storage engine level.' )
10.6 Community	Present starting in MariaDB Community Server 10.6.0. Schema changed in MariaDB Community Server 10.6.5: ... CREATE TABLE `table_handles` ( `OBJECT_TYPE` varchar(64) NOT NULL COMMENT 'The table opened by a table handle.', `OBJECT_SCHEMA` varchar(64) NOT NULL COMMENT 'The schema that contains the object.', `OBJECT_NAME` varchar(64) NOT NULL COMMENT 'The name of the instrumented object.', `OBJECT_INSTANCE_BEGIN` bigint(20) unsigned NOT NULL COMMENT 'The table handle address in memory.', `OWNER_THREAD_ID` bigint(20) unsigned DEFAULT NULL COMMENT 'The thread owning the table handle.', `OWNER_EVENT_ID` bigint(20) unsigned DEFAULT NULL COMMENT 'The event which caused the table handle to be opened.', `INTERNAL_LOCK` varchar(64) DEFAULT NULL COMMENT 'The table lock used at the SQL level.', `EXTERNAL_LOCK` varchar(64) DEFAULT NULL COMMENT 'The table lock used at the storage engine level.' )
10.5 Enterprise	Added in MariaDB Enterprise Server 10.5.3-1. Schema changed in MariaDB Enterprise Server 10.5.13-9: ... CREATE TABLE `table_handles` ( `OBJECT_TYPE` varchar(64) NOT NULL COMMENT 'The table opened by a table handle.', `OBJECT_SCHEMA` varchar(64) NOT NULL COMMENT 'The schema that contains the object.', `OBJECT_NAME` varchar(64) NOT NULL COMMENT 'The name of the instrumented object.', `OBJECT_INSTANCE_BEGIN` bigint(20) unsigned NOT NULL COMMENT 'The table handle address in memory.', `OWNER_THREAD_ID` bigint(20) unsigned DEFAULT NULL COMMENT 'The thread owning the table handle.', `OWNER_EVENT_ID` bigint(20) unsigned DEFAULT NULL COMMENT 'The event which caused the table handle to be opened.', `INTERNAL_LOCK` varchar(64) DEFAULT NULL COMMENT 'The table lock used at the SQL level.', `EXTERNAL_LOCK` varchar(64) DEFAULT NULL COMMENT 'The table lock used at the storage engine level.' )
10.5 Community	Added in MariaDB Community Server 10.5.2. Schema changed in MariaDB Community Server 10.5.13: ... CREATE TABLE `table_handles` ( `OBJECT_TYPE` varchar(64) NOT NULL COMMENT 'The table opened by a table handle.', `OBJECT_SCHEMA` varchar(64) NOT NULL COMMENT 'The schema that contains the object.', `OBJECT_NAME` varchar(64) NOT NULL COMMENT 'The name of the instrumented object.', `OBJECT_INSTANCE_BEGIN` bigint(20) unsigned NOT NULL COMMENT 'The table handle address in memory.', `OWNER_THREAD_ID` bigint(20) unsigned DEFAULT NULL COMMENT 'The thread owning the table handle.', `OWNER_EVENT_ID` bigint(20) unsigned DEFAULT NULL COMMENT 'The event which caused the table handle to be opened.', `INTERNAL_LOCK` varchar(64) DEFAULT NULL COMMENT 'The table lock used at the SQL level.', `EXTERNAL_LOCK` varchar(64) DEFAULT NULL COMMENT 'The table lock used at the storage engine level.' )
10.4 Enterprise	Not present.
10.4 Community	Not present.
10.3 Enterprise	Not present.
10.3 Community	Not present.
10.2 Enterprise	Not present.
10.2 Community	Not present.

EXTERNAL REFERENCES

Information specific to MariaDB SkySQL can be found on the table_handles page in the SkySQL Documentation.