In an agent's Create or Rename dialogs, this menu controls the operator used in the auto generated query code.
In Find view the this menu controls the operator used in the Find's (hidden) current query.
In both cases this is used in tandem with a pop-up selector for the type of attribute used in the query.
Values are:
- contains (uses $Attribute.contains() function)
- == (equal to)
- > (greater than)
- < (less than)
- != (not equal to)
- (ruler)
- inside
- descended from
- linked to
- linked from
- first inside
- last inside
- is container of
- contains word
- is between
- has indentation
- is similar to