SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 3)
    Identifier code_point
    Identifier uppercase_mapping
    Identifier simple_uppercase_mapping
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier system.unicode
   Function equals (children 1)
    ExpressionList (children 2)
     Identifier code_point
     Literal \'ß\'
