SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 4)
   ExpressionList (children 1)
    Function plus (alias b) (children 1)
     ExpressionList (children 2)
      Identifier a
      Literal UInt64_2
   TablesInSelectQuery (children 2)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier tb
    TablesInSelectQueryElement (children 2)
     TableExpression (children 1)
      TableIdentifier tabc
     TableJoin (children 1)
      ExpressionList (children 1)
       Identifier b
   ExpressionList (children 1)
    OrderByElement (children 1)
     Identifier ALL
   Set
