SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 1)
    Asterisk
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Function remote (children 1)
       ExpressionList (children 6)
        Literal \'127.0.0.1\'
        Identifier system.one
        Literal \'default\'
        Literal \'\'
        Identifier key1
        Identifier key2
