Layout

The Visual Query Builder is comprised of the components indicated in the following figure.

Entity Panel: Vertical list of icons on the left side of the screen that represent the entity types in your model.
Toolbar: Buttons along the top of the screen.
Expression Editor: Bottom portion of the screen where you can add expressions to entity types, which define constraints against property values, add counts to relationship types, which also act as constraints, view query summaries, view query validation, change labels, and access the Assistant.
Workspace: Central portion of the screen where you visually build queries.