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

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.

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 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

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

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

Drop files here

SQL upload ( 0 ) x -

Press Ctrl+Enter to execute query

Collapse Expand Show trace Hide trace Time taken:

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.

Switch to dark theme

Collapse Expand Requery Edit Explain Profiling Query failed Database: Queried time:

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

MySQL returned an empty result set (i.e. zero rows). (Query took 0.0006 seconds.)

SELECT * FROM `OPTIMIZER_TRACE`

QUERY	TRACE	MISSING_BYTES_BEYOND_MAX_MEM_SIZE	INSUFFICIENT_PRIVILEGES

Query results operations

phpMyAdmin Demo Server: Currently running Git revision RELEASE_5_2_1-5377-g8e721911f0 from the master branch.