Problems with Hibernate Discriminators and 9.0-801.jdbc4

Hi,

I have a problem with Hibernate's "single tables" and the last postgres
jdbc driver. It seems that now it includes a returning * when there is an
Insert, instead of a returning [identifier] that seems more cleaner and
doesn't return all the fields. There is a reason for that? and there
expectatives to change that?

Because of the "returning *", crash when there is an Insert in a table with
a String type discriminator, returning this :

Caused by: org.postgresql.util.PSQLException: Bad value for type long :
NACIONAL
at
org.postgresql.jdbc2.AbstractJdbc2ResultSet.toLong(AbstractJdbc2ResultSet.java:2796)
at
org.postgresql.jdbc2.AbstractJdbc2ResultSet.getLong(AbstractJdbc2ResultSet.java:2019)
at
org.hibernate.id.IdentifierGeneratorHelper.get(IdentifierGeneratorHelper.java:114)
at
org.hibernate.id.IdentifierGeneratorHelper.getGeneratedIdentity(IdentifierGeneratorHelper.java:86)
at
org.hibernate.id.IdentityGenerator$GetGeneratedKeysDelegate.executeAndExtract(IdentityGenerator.java:98)
at
org.hibernate.id.insert.AbstractReturningDelegate.performInsert(AbstractReturningDelegate.java:57)

Thanks for any feedback!

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