SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 2)
    Identifier key
    Function length (children 1)
     ExpressionList (children 1)
      Identifier val
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Subquery (children 1)
       SelectWithUnionQuery (children 1)
        ExpressionList (children 1)
         SelectQuery (children 3)
          ExpressionList (children 1)
           Asterisk
          TablesInSelectQuery (children 1)
           TablesInSelectQueryElement (children 1)
            TableExpression (children 1)
             TableIdentifier 03457_data
          Function globalIn (children 1)
           ExpressionList (children 2)
            Identifier key
            Identifier 03457_filter
   ExpressionList (children 1)
    OrderByElement (children 1)
     Identifier key
