java.lang.Object
   |
   +----java.lang.Throwable
           |
           +----java.lang.Exception
                   |
                   +----java.sql.SQLException
                           |
                           +----java.sql.SQLWarning
                                   |
                                   +----java.sql.DataTruncation
 public class DataTruncation
  
 extends SQLWarning
When JDBC unexpectedly truncates a data value, it reports a DataTruncation warning (on reads) or throws a DataTruncation exception (on writes).
The SQLstate for a DataTruncation is "01004".