Quartz upgrade

Thomas Segismont tsegismo at redhat.com
Thu May 2 13:10:35 UTC 2013


Hi Mazz,

Yes they changed tables structure in recent versions of Quartz. We could 
keep the old tables and write some code to migrate existing jobs and 
triggers. I'll search the Quartz forums to check if someone already went 
down that path.

I'll update the BZ with my findings.

Thomas

Le 30/04/2013 19:21, John Mazzitelli a écrit :
> IIRC, upgrading to the latest quartz would require some of our _QRTZ tables to be upgraded (I think one or more tables in quartz require schema updates).
>
> Just keep that in mind - it will require upgrading testing - and since we use quartz for lots of jobs (either our internal async jobs or jobs to invoke scheduled operations that users define) we have to make sure those jobs/scheduled operations are not broken during the upgrade.
>
> In fact, we'll need to test this EVEN IF there are no schema updates for quartz - we need to make sure the jobs in the _QRTZ tables are forward compatible to be executable in the new quartz.
>
> ----- Original Message -----
>> Hi everyone,
>>
>> Recently I filed this BZ for Quartz upgrade:
>> https://bugzilla.redhat.com/show_bug.cgi?id=957691
>>
>> Upgrading Quartz to latest version would give us many bug fixes that
>> will save our and users/customers time in the future.
>>
>> Worth reading:
>> http://quartz-scheduler.org/documentation/quartz-2.x/new-in-quartz-2
>> http://quartz-scheduler.org/documentation/quartz-2.1.x/new-in-quartz-2_1
>> http://quartz-scheduler.org/documentation/quartz-2.1.x/migration-guide
>>
>> Upgrading will make us rework pieces of code calling Quartz APIs and
>> update Quartz tables in the database.
>>
>> This could be made in master branch after RHQ 4.7 release and would give
>> us the time of a full release cycle to test/get feedback.
>>
>> What do you think?
>>
>> Thanks and regards,
>> Thomas
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