[odb-users] Null values for unset properties

[Boris Kolpackov]

Hi Rafael,

Rafael Pena <pena.rd at gmail.com> writes:

> NOT NULL is the default type in ddl generated by ODB, can I change
> the optional fields to #pragma db type("DOUBLE")?

Yes, you can do that. Or, you can upgrade to ODB 1.5.0 and use the
new null pragma:

#pragma db null
double optionalValue;


> Is there a way to leave unset fields as null?

For answer to this question see this post from a few days ago:

http://www.codesynthesis.com/pipermail/odb-users/2011-July/000193.html

Boris