This dialog allows you to modify the database structure, and to define item types. Each folder can store one specified type of items, upper list shows these item types.
Lower list shows the properties (fields) assigned to selected item type. The item list displays these fields if you assign selected type to the folder.
Property
You can change the property order in the item list using "Up" and "Down" buttons.
Note: You cannot delete the built-in system properties.