SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Function toTypeName (children 1)
     ExpressionList (children 1)
      Identifier x
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Subquery (children 1)
       SelectWithUnionQuery (children 1)
        ExpressionList (children 2)
         SelectQuery (children 1)
          ExpressionList (children 1)
           Function toTime (alias x) (children 1)
            ExpressionList (children 1)
             Literal \'00:00:00\'
         SelectQuery (children 1)
          ExpressionList (children 1)
           Function toTime64 (children 1)
            ExpressionList (children 2)
             Literal \'00:00:00\'
             Literal UInt64_6
   Literal UInt64_1
