SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Asterisk
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Function loop (alias tx) (children 1)
       ExpressionList (children 1)
        Function remote (children 1)
         ExpressionList (children 3)
          Literal \'localhost:9000\'
          Function currentDatabase (children 1)
           ExpressionList
          Literal \'t0\'
   Literal UInt64_7
