SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 1)
    Literal UInt64_1
   TablesInSelectQuery (children 2)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier bug_13492
    TablesInSelectQueryElement (children 2)
     TableExpression (children 1)
      Function numbers (alias n) (children 1)
       ExpressionList (children 1)
        Literal UInt64_1
     TableJoin
