demo.phpmyadmin.net / phpMyAdmin demo - MySQL / information_schema / INNODB_METRICS

Customize appearance of the navigation panel.

Navigation panel

Show databases navigation as tree In the navigation panel, replaces the database tree with a selector
Link with main panel Link with main panel by highlighting the current database or table.
Display logo Show logo in navigation panel.
Logo link URL URL where logo in the navigation panel will point to.
Logo link target Open the linked page in the main window (`main`) or in a new one (`new`).
Enable highlighting Highlight server under the mouse cursor.
Maximum items on first level The number of items that can be displayed on each page on the first level of the navigation tree.
Minimum number of items to display the filter box Defines the minimum number of items (tables, views, routines and events) to display a filter box.
Recently used tables Maximum number of recently used tables; set 0 to disable.
Favorite tables Maximum number of favorite tables; set 0 to disable.
Navigation panel width Set to 0 to collapse navigation panel.

Customize the navigation tree.

Navigation tree

Maximum items in branch The number of items that can be displayed on each page of the navigation tree.
Group items in the tree Group items in the navigation tree (determined by the separator defined in the Databases and Tables tabs above).
Enable navigation tree expansion Whether to offer the possibility of tree expansion in the navigation panel.
Show tables in tree Whether to show tables under database in the navigation tree
Show views in tree Whether to show views under database in the navigation tree
Show functions in tree Whether to show functions under database in the navigation tree
Show procedures in tree Whether to show procedures under database in the navigation tree
Show events in tree Whether to show events under database in the navigation tree
Expand single database Whether to expand single database in the navigation tree automatically.

Servers display options.

Servers

Display servers selection Display server choice at the top of the navigation panel.
Display servers as a list Show server listing as a list instead of a drop down.

Databases display options.

Databases

Minimum number of databases to display the database filter box
Database tree separator String that separates databases into different tree levels.

Tables display options.

Tables

Target for quick access icon
Target for second quick access icon
Table tree separator String that separates tables into different tree levels.
Maximum table tree depth

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Press Ctrl+Enter to execute query

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Always expand query messages

Show query history at start

Show current browsing query

Execute queries on Enter and insert new line with Shift+Enter. To make this permanent, view settings.

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Browse mode

Customize browse mode.

Browse mode

Table navigation bar Use only icons, only text or both.
How to display various action links Use only icons, only text or both.
Allow to display all the rows Whether a user should be displayed a "show all (rows)" button.
Maximum number of rows to display Number of rows displayed when browsing a result set. If the result set contains more rows, "Previous" and "Next" links will be shown.
Default sorting order `SMART` - i.e. descending order for columns of type TIME, DATE, DATETIME and TIMESTAMP, ascending order otherwise.
Highlight pointer Highlight row pointed by the mouse cursor.
Row marker Highlight selected rows.
Grid editing: trigger action
Grid editing: save all edited cells at once
Repeat headers Repeat the headers every X cells, `0` deactivates this feature.
Limit column characters Maximum number of characters shown in any non-numeric column on browse view.
Where to show the table row links These are Edit, Copy and Delete links.
Show row links anyway Whether to show row links even in the absence of a unique key.
Primary key default sort order Default sort order for tables with a primary key.
Remember table's sorting When browsing tables, the sorting of each table is remembered.
Relational display For display Options

Current selection does not contain a unique column. Grid edit, checkbox, Edit, Copy and Delete features are not available.

Showing rows 0 - ...

(Query took 0.0040 seconds.)

SELECT * FROM `INNODB_METRICS`

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Well Known Text

Well Known Binary

NAME	SUBSYSTEM	COUNT	MAX_COUNT	MIN_COUNT	AVG_COUNT	COUNT_RESET	MAX_COUNT_RESET	MIN_COUNT_RESET	AVG_COUNT_RESET	TIME_ENABLED	TIME_DISABLED	TIME_ELAPSED	TIME_RESET	STATUS	TYPE	COMMENT
metadata_table_handles_opened	metadata	0	NULL	NULL	NULL	0	NULL	NULL	NULL	NULL	NULL	NULL	NULL	disabled	counter	Number of table handles opened
metadata_table_handles_closed	metadata	0	NULL	NULL	NULL	0	NULL	NULL	NULL	NULL	NULL	NULL	NULL	disabled	counter	Number of table handles closed
metadata_table_reference_count	metadata	0	NULL	NULL	NULL	0	NULL	NULL	NULL	NULL	NULL	NULL	NULL	disabled	counter	Table reference counter
lock_deadlocks	lock	0	NULL	NULL	0	0	NULL	NULL	NULL	2024-05-04 09:00:47	NULL	60	NULL	enabled	counter	Number of deadlocks
lock_deadlock_false_positives	lock	0	NULL	NULL	0	0	NULL	NULL	NULL	2024-05-04 09:00:47	NULL	60	NULL	enabled	counter	Number of times a heuristic found a spurious candi...
lock_deadlock_rounds	lock	60	60	NULL	1	60	60	NULL	NULL	2024-05-04 09:00:47	NULL	60	NULL	enabled	counter	Number of times a wait-for graph was scanned in se...
lock_threads_waiting	lock	0	0	0	NULL	0	0	0	NULL	2024-05-04 09:00:47	NULL	60	NULL	enabled	value	Number of query threads sleeping waiting for a loc...
lock_timeouts	lock	0	NULL	NULL	0	0	NULL	NULL	NULL	2024-05-04 09:00:47	NULL	60	NULL	enabled	counter	Number of lock timeouts
lock_rec_lock_waits	lock	0	NULL	NULL	NULL	0	NULL	NULL	NULL	NULL	NULL	NULL	NULL	disabled	counter	Number of times enqueued into record lock wait que...
lock_table_lock_waits	lock	0	NULL	NULL	NULL	0	NULL	NULL	NULL	NULL	NULL	NULL	NULL	disabled	counter	Number of times enqueued into table lock wait queu...
lock_rec_lock_requests	lock	0	NULL	NULL	NULL	0	NULL	NULL	NULL	NULL	NULL	NULL	NULL	disabled	counter	Number of record locks requested
lock_rec_lock_created	lock	0	NULL	NULL	NULL	0	NULL	NULL	NULL	NULL	NULL	NULL	NULL	disabled	counter	Number of record locks created
lock_rec_lock_removed	lock	0	NULL	NULL	NULL	0	NULL	NULL	NULL	NULL	NULL	NULL	NULL	disabled	counter	Number of record locks removed from the lock queue
lock_rec_locks	lock	0	NULL	NULL	NULL	0	NULL	NULL	NULL	NULL	NULL	NULL	NULL	disabled	counter	Current number of record locks on tables
lock_table_lock_created	lock	0	NULL	NULL	NULL	0	NULL	NULL	NULL	NULL	NULL	NULL	NULL	disabled	counter	Number of table locks created
lock_table_lock_removed	lock	0	NULL	NULL	NULL	0	NULL	NULL	NULL	NULL	NULL	NULL	NULL	disabled	counter	Number of table locks removed from the lock queue
lock_table_locks	lock	0	NULL	NULL	NULL	0	NULL	NULL	NULL	NULL	NULL	NULL	NULL	disabled	counter	Current number of table locks on tables
lock_row_lock_current_waits	lock	0	0	NULL	0	0	0	NULL	NULL	2024-05-04 09:00:47	NULL	60	NULL	enabled	status_counter	Number of row locks currently being waited for (in...
lock_row_lock_time	lock	0	0	NULL	0	0	0	NULL	NULL	2024-05-04 09:00:47	NULL	60	NULL	enabled	status_counter	Time spent in acquiring row locks, in milliseconds...
lock_row_lock_time_max	lock	0	0	0	NULL	0	0	0	NULL	2024-05-04 09:00:47	NULL	60	NULL	enabled	value	The maximum time to acquire a row lock, in millise...
lock_row_lock_waits	lock	0	0	NULL	0	0	0	NULL	NULL	2024-05-04 09:00:47	NULL	60	NULL	enabled	status_counter	Number of times a row lock had to be waited for (i...
lock_row_lock_time_avg	lock	0	0	0	NULL	0	0	0	NULL	2024-05-04 09:00:47	NULL	60	NULL	enabled	value	The average time to acquire a row lock, in millise...
buffer_pool_size	server	134217728	134217728	134217728	NULL	134217728	134217728	134217728	NULL	2024-05-04 09:00:47	NULL	60	NULL	enabled	value	Server buffer pool size (all buffer pools) in byte...
buffer_pool_reads	buffer	1099	1099	NULL	18.316666666666666	1099	1099	NULL	NULL	2024-05-04 09:00:47	NULL	60	NULL	enabled	status_counter	Number of reads directly from disk (innodb_buffer_...
buffer_pool_read_requests	buffer	86846	86846	NULL	1447.4333333333334	86846	86846	NULL	NULL	2024-05-04 09:00:47	NULL	60	NULL	enabled	status_counter	Number of logical read requests (innodb_buffer_poo...

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