Hi, we switched to VARCHAR2 (instead of CHAR) for the same reason; maybe more convenient than using trim() all the time.
Regards Max > -----Urspr�ngliche Nachricht----- > Von: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] > Gesendet: Mittwoch, 19. M�rz 2003 16:56 > An: 'OJB Users List' > Betreff: OJB criteria fails with Oracle char field right filled with > spaces > > > Hi all, > > We are using OJB, Oracle 9i. When trying to retrieve an > object by criteria, > OJB is not finding the requested object since the CHAR fields > are right > filled with spaces. > > Just an example: > > oracle table emp > field name: FIRST_NAME(CHAR10) > > object Emp, attribute firstName > > Object/Record to to retrieve should have firstName = Gustavo (this was > stored using OJB; Oracle fills with spaces to the right of the user > inserted string in a CHAR field) > > This will work: OJB will return the object if criteria sets > emp.firstName > to "Gustavo " (note the 3 spaces at the right): > Criteria mycrit = new Criteria(); > mycrit.addEqualTo("firstName", "Gustavo "); > Query myquery = new QueryByCriteria(emp.class, mycrit); > myemp= (Emp)broker.getObjectByQuery(myquery); > > This will not work: OJB will fail to return the object if > criteria is set > to emp.firstName = "Gustavo" (no spaces). > Criteria mycrit = new Criteria(); > mycrit.addEqualTo("firstName", "Gustavo"); > Query myquery = new QueryByCriteria(emp.class, mycrit); > myemp= (Emp)broker.getObjectByQuery(myquery); > > Problem here is that the java coder has to know the database > field lenght > in order to fill the string with the right number of spaces. It�s our > understanding that OJB should take care of the the > object.attribute ==> > RDBMS mapping without requiring the programmer to take care > of things like > this. > > We�ve tested setting criteria to SQL string and it works, but > again, this > approach requires us to "wire" some database specific > things like field > names to our java code. > > Criteria mycrit = new Criteria(); > crit.addSql("FIRST_NAME = 'Gustavo'"); > Query query = new QueryByCriteria(Usuario.class, crit); > myemp = (Emp) broker.getObjectByQuery(query); > > Are we missing something here? Any ideas? > > Thanks in advance > > Gustavo Faerman > Buenos Aires, > Argentina. > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > > --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
