SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 4)
   ExpressionList (children 2)
    Identifier number
    Function anyIf (children 1)
     ExpressionList (children 2)
      Function toNullable (children 1)
       ExpressionList (children 1)
        Literal \'Hello\'
      Function equals (children 1)
       ExpressionList (children 2)
        Function arrayJoin (children 1)
         ExpressionList (children 1)
          Literal Array_[UInt64_1, NULL]
        Literal UInt64_0
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Function numbers (children 1)
       ExpressionList (children 1)
        Literal UInt64_2
   ExpressionList (children 1)
    Identifier number
   ExpressionList (children 1)
    OrderByElement (children 1)
     Identifier number
