Update data with CachedRowSet failed ! Help....

Question

I can select data from Oracle DBMS with CachedRowSet,However I can't update data with it.
the Exception is :Cannot determine the table name
Can anyone help me out with the
above problem?
my email is: [email protected]
my codes are:
Connection con = ds.getConnection();
Statement stmt = con.createStatement();
ResultSet rs = stmt.executeQuery("SELECT * FROM T_XML_TEST");
CachedRowSet crset = new CachedRowSet();
crset.populate(rs);
rs.close();
stmt.close();
System.out.println("name");
while (crset.next()){
System.out.println(crset.getString("name"));     
try{
crset.previous(); // or crset.absolute(4);
crset.updateString("name","changed");
crset.updateInt("layer",55);
crset.updateRow();
crset.moveToCurrentRow();
crset.acceptChanges(con);
catch(Exception e)
System.out.println("update failed:"+e.getMessage());
e.printStackTrace();     
}

Answer 1

Hey,
Would you please let me know which JDBC driver you are using?
Thanks!
~Ji