Somebody told me that he could add additional columns to some tables but not to all of them. He wondered if that was a bug. The answer is no, it’s not! Let me show you an example. Here’s a simple project:

We can “Add New Column” in this table. Note that we’re using the Entry table.

Next, we’ll choose the Cost table and get this:

As you may notice, there’s no Add New Column here. To enable adding a new column, follow these steps. Choose “More Tables.”

Specify “Show ‘Add New Column’ interface” and click OK:

You’ll get this:

To disable or enable (the default) adding a new column for some tables, edit the checkmark for each table.