|Subject||Re: AW: [Firebird-Java] BLOBs|
> Thanks to both of you for your answers.Depends on what level you want this info.
> @Roman: Is there a way to tell if a field is NULL without reading it?
- In SQL you can add IS NULL clause to the WHERE conditions.
- On the API level you can check the sqlind field of the XSQLDA/XSQLVAR
- On JDBC API level you use ResultSet.wasNull(...) call.