HI Morten Hope you are doing well.
Can you please have a look at these issues as well? Regards Vanya On Fri, Oct 21, 2016 at 3:15 PM, Aamer Mohammed <aam...@thoughtworks.com> wrote: > Hi Lars/Morten, > > Recently we did a DHIS upgrade test to upgrade our instances from 2.21 to > 2.24. We started with 2.21 instance having good amount of metadata. We > sequentially upgraded that instance to 2.24 by following the upgrade > scripts for each DHIS version. > From that upgraded instance, an export was taken using the new exporter > (/api/24/metadata). It was then imported to another fresh instance on 2.24 > using the new importer. Below are our findings. > > 1) Most of the blockers were due to introducing of new constraints across > DHIS versions. The upgraded instance did not have these constraints but > the new fresh instance had them so it was preventing the import. > ex: shortName in dataelements table became unique > numerator is required for all indicators > dataelement_operand_unique_key (it is removed now) > We manually corrected our data so it abides as per the constraints. *The > list of constraints introduced in a DHIS version would be part of upgrade > notes. Is this a right assumption?* > > 2) Allow for many-to-many between Group and GroupSet. If we have groups > which are part of multiple group sets, Hibernate will create duplicate > GroupSets and it results in database integrity issue when importing. > We manually corrected the data and ensured one to one mapping between them > to proceed further. *When do we plan to have the many-to-many mapping > between Group and GroupSet?* > > 3) Error importing Charts, Report Tables, Event charts, Event reports. > We excluded these metadata types from the export.json to continue further. > We are unable to import these in 2.25 also. *Please do inform us once the > fix is done in 2.25 so that we can retest.* > > 4) When we update a new DHIS war, the instance is migrated to new DHIS > version. But if existing data in our instance does not abide by the new > constraints, the new constraints are not applied in our upgraded instance. > So effectively it is not pure DHIS upgrade. So ideally, before applying the > war file we should modify our data to abide the new constraints. *Is this > a right assumption?* > > Please suggest. > > Thanks > Aamer. > > _______________________________________________ > Mailing list: https://launchpad.net/~dhis2-devs > Post to : dhis2-d...@lists.launchpad.net > Unsubscribe : https://launchpad.net/~dhis2-devs > More help : https://help.launchpad.net/ListHelp > > -- With Regards ThoughtWorks Technologies Hyderabad --Stay Hungry Stay Foolish!!
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