In this screen we can see the structure of the table.
Image 1: Database Builder Table.
Alter Table - Clicking on it, we can alter the table structure. By adding or changing field names, types, etc.
Image 2: Database Builder Alter Table.
New Item - Clicking on it, we can insert a new record into the table.
Image 3: Database Builder New Item.
Indexes, Foreign Keys and Triggers - They allows to add or alter Indexes, Foreign Keys and Triggers.