Michael,

Regarding changing the code in half an hour, it may be possible for your use
but we have to assess the possible impact on existing users and maybe
provide a property settings to switch to the old behaviour.

As to my request to "submit a full list of changes that are required for
JDO, including public interfaces and internal modifications. We can move
from there."

This includes the necessary JDBC interface methods in addition to internal
changes. Your report is encouraging but it doesn't mean that someone else's
application may not rely on another non-conforming aspect that we don't know
of. Different JDO wrappers may also have quirks in their use of JDBC.

We shouldn't attempt to support well defined standards without someone doing
a methodical review first. Your input is most welcome.

If there is someone who could help provide the patch for Michael to continue
his tests, please do.


Fred Toussi

---------------------------------

Michael Vorburger wrote:

<snip>
To make Hsqldb usable as datastore in most common JDO implementations,
without much extra work, at this point in time may not actually
require much work on the hsqldb side!!!  The above "Including null
rows in select" is a blocker however.  We are hoping to use this as
part of an (inhouse) framework and have over 10'000 lines of JUnit
test code, of which most already pass with using Hsqldb instead Oracle
as a datastore; and other than the above have not identified any other
major problem to date.

-------------------------------------------------

This shouldn't be too difficult to change. Classes such as Expression
and Select are responsible for building the results. We will only get
involved if the purpose is a proper implementation of JDO. If you want to
help,
as a first step please .

Fred Toussi

PS: Please note the list address: [EMAIL PROTECTED]


-----Original Message-----
Michael Vorburger wrote:

Any chance you could point me in
the right direction where in the source code we could "patch" this
ourselves?

PS: As quick background, we are evaluting the use of hsqldb as
embedded datastore for a JDO-based application.  According to the JDO
specification, comparison with null attributes should exclude elements
from a result set.  Of course you could argue "that's not our
problem", and strictly technically speaking I of course agree, however
if there is a way around this, it would be great, and I believe could
give hsqldb more visibility in the JDO community.  I am willing to put
in some time to help here...



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