The Criterion Builder is used to create or configure criteria of any type other than Exists in table. It is a modal dialog, which is closed when you close the Rule Designer.
More:
Specifying the Criterion Type
Common Criterion Builder Buttons
Compare to Constant
Compare to Constant – Date/time Attribute
Compare to Constant – Value/Translation
Perform String Search
Compare to List
Compare to Range
Compare to Attribute
Compare to Relative Date
Compare to Relative Date Range
Exists in a List or Map
Configuring a Criterion using the Criterion Builder
Tuple Data Type Support