This figure shows the Query Wizard tab with an existing query on the canvas. It contains pull down menu choose layout, buttons Clear Canvas, Save Query, Open Query, Zoom In, Zoom Out, Fit Content, and Toggle Constructs. It also contains a zoom slider and a Hover check box which is checked. There is an accordion menu that contains tabs: CQL Constructs, Templates, and User-defined templates. The CQL Constructs tab is selected to show the following items: Source, Pattern, Output, Select, Join, Window, Filter, Union, Intersect, Minus, IStream, DStream, and RStream. The query diagram has two Source operators 1:Source and 2:Source connected to Join operator 3:Join which is connected to Select operator 4:Select which is connected to Output operator 5:Output. All operators have a green check mark indicating that they are fully configured.