[hibernate-dev] DB2 cross joins

[Chris Cranford]

We have actually discussed doing something where Dialect's auto-configure
themselves, but such a change would likely be appropriate for a major
release only.

On 02/16/2017 04:57 AM, Christian Beikov wrote:
> How about a different approach? Like passing the DB version somehow to 
> the dialect so that it can decide for itself instead of having different 
> subclasses.
>
> Am 16.02.2017 um 08:16 schrieb Gail Badner:
>> HHH-11487 can be fixed by using changing DB2Dialect#getCrossJoinSeparator
>> to return " cross join ".
>>
>> DB2 9.1 did not support CROSS JOIN, but DB2 9.5 and later do support CROSS
>> JOIN. I see that DB2 9.1 is no longer supported as of April 30, 2015.
>>
>> It's tempting to just update DB2Dialect, but I suspect that would break
>> existing applications still using DB2 9.1.
>>
>> I'm considering adding a new dialect DB295Dialect that extends DB2Dialect
>> and overrides DB2Dialect#getCrossJoinSeparator to return "cross join".
>>
>> WDYT?
>>
>> Regards,
>> Gail
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