The standard layout data is saved in a different place to the custom layouts. For standard layouts go to the table TOUCH_SCREEN_PANEL_STANDARD_LAYOUT. In this table you will see the standard layout information per layout type. The layout type ID is usually

1 - TL Selector

4 - General Grid

13 - Buffered Post

 

Standard Layout details

 

For the Default and other named layouts, the data is stored in the following tables. The layout details are stored in XML files which should not be edited. The data is stored in 3 related tables as shown below.

 

Custom Layout tables