SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Function minIf (children 1)
     ExpressionList (children 2)
      Identifier num1
      Function less (children 1)
       ExpressionList (children 2)
        Identifier num1
        Literal UInt64_5
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier dummy
   ExpressionList (children 1)
    Identifier num2
