This is a text description of nu-3703a.gif.

The figure shows the functional capabilities of DB Alter. The figure includes three horizontal boxes.

The first box on the left contains the word "Modifies" and it has an arrow pointing to the second box. The second box contains the words "one or more definitions." It has an arrow pointing to the third box, which contains the words "in one or more databases."

In summary, DB Alter modifies one or more definitions in one or more databases.