SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 4)
   ExpressionList (children 1)
    WithElement (children 1)
     Subquery (children 1)
      SelectWithUnionQuery (children 1)
       ExpressionList (children 1)
        SelectQuery (children 4)
         ExpressionList (children 2)
          Identifier n
          Literal NULL (alias b)
         TablesInSelectQuery (children 1)
          TablesInSelectQueryElement (children 1)
           TableExpression (children 1)
            TableIdentifier with_test
         Function and (children 1)
          ExpressionList (children 2)
           Function equals (children 1)
            ExpressionList (children 2)
             Literal UInt64_1
             Literal UInt64_1
           Function equals (children 1)
            ExpressionList (children 2)
             Identifier n
             Literal UInt64_42
         ExpressionList (children 1)
          OrderByElement (children 1)
           Identifier n
   ExpressionList (children 1)
    Function max (children 1)
     ExpressionList (children 1)
      Identifier n
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier test1
   Function equals (children 1)
    ExpressionList (children 2)
     Identifier n
     Literal UInt64_45
