You can access the Expression Builder interface by clicking the Insert-Expression button ( Insert Expression button ) on the Question-Box.

The various controls in the Expression Builder interface are explained below. Here's a screenshot of the interface:

The Expression Builder interface

The Expression-Box

The Expression Box

The Expression-Box is where you build your Expression. As you type, the tool provides a list of suggestions at each word of the Expression.

Also, at each word, the tool provides a Toolbar with buttons applicable to the current word. See Constructing Expressions for more details.

Alias

Before saving an Expression, you should provide an alias for the Expression. The Alias will be used when inserting the Expression into the Question-box as shown below:

Text-box for Alias
Expression inserted in Question-box

Other Buttons