Hi Knut & Dr. Pamod, Thank you very much. You just solved multiple problems that I worried such as higher bandwidth usage, having to use multiple requests to fetch a single data, filtering etc.
Thanks again. :) Chathura On 16 May 2016 01:52, "Pamod Amarakoon" <pam...@gmail.com> wrote: > Hi Chathura, > > I use the following nested web api code to retrieve data elements, > attributes and option sets related to a program with registrations > > > http://URL/api/programs.json?filter=programType:eq:WITH_REGISTRATION&paging=false&fields=id,version,name,programTrackedEntityAttributes[trackedEntityAttribute[id,name,optionSet[id,version,options[id,name]]]],programStages[id,name,version,programStageDataElements[dataElement[id,name,optionSet[id,name,version,options[id,name]]]]] > > On Sun, May 15, 2016 at 10:50 PM, Knut Staring <knu...@gmail.com> wrote: > >> Hi Chathura, >> >> Yeah, it is pretty powerful. More examples in the documentation, also on >> filtering exactly which results and what fields you like to see. >> >> Have fun! >> Knut >> >> On Sun, May 15, 2016 at 7:17 PM, chathura widanage < >> chathurawidan...@gmail.com> wrote: >> >>> Hi Knut, >>> >>> This is really amazing. Didn't know that this kind of querying is >>> possible with the API. >>> >>> Thank you very much. >>> >>> >>> On Sun, May 15, 2016 at 10:40 PM, Knut Staring <knu...@gmail.com> wrote: >>> >>>> Or better: >>>> >>>> https://play.dhis2.org/demo/api/programs/IpHINAT79UW.json?fields=programStages[programStageDataElements[dataElement[name,id]]] >>>> >>>> On Sun, May 15, 2016 at 7:09 PM, Knut Staring <knu...@gmail.com> wrote: >>>> >>>>> Maybe something like this: >>>>> >>>>> https://play.dhis2.org/demo/api/programs/IpHINAT79UW.json?fields=programStages[programStageDataElements[:all]] >>>>> >>>>> On Sun, May 15, 2016 at 6:48 PM, chathura widanage < >>>>> chathurawidan...@gmail.com> wrote: >>>>> >>>>>> Dear devs, >>>>>> >>>>>> What will be the best possible approach (minimum number of API calls) >>>>>> to get all the dataElements which are relevant for a selected program. >>>>>> >>>>>> I couldn't find out a direct API call for this, so currently >>>>>> following the below flow. >>>>>> >>>>>> Program (1) -> programStages (n) -> programStageDataElements (m) -> >>>>>> dataElement (m) >>>>>> >>>>>> Assuming a Program has n programStages and, each programStage has m >>>>>> programStageDataElements, to get all the dataElements (displayName of >>>>>> data >>>>>> elements) it takes n x m x m API calls. >>>>>> >>>>>> Since this isn't an acceptable approach, would it be possible to >>>>>> minimize the number of API calls? >>>>>> >>>>>> Thanks >>>>>> Chathura >>>>>> >>>>>> _______________________________________________ >>>>>> Mailing list: https://launchpad.net/~dhis2-devs >>>>>> Post to : dhis2-devs@lists.launchpad.net >>>>>> Unsubscribe : https://launchpad.net/~dhis2-devs >>>>>> More help : https://help.launchpad.net/ListHelp >>>>>> >>>>>> >>>>> >>>>> >>>>> -- >>>>> Knut Staring >>>>> Dept. of Informatics, University of Oslo >>>>> Norway: +4791880522 >>>>> Skype: knutstar >>>>> http://dhis2.org >>>>> >>>> >>>> >>>> >>>> -- >>>> Knut Staring >>>> Dept. of Informatics, University of Oslo >>>> Norway: +4791880522 >>>> Skype: knutstar >>>> http://dhis2.org >>>> >>> >>> >>> >>> -- >>> Best Regards, >>> >>> *Chathura Widanage,* >>> Undergraduate, >>> Department of Computer Science and Engineering, >>> University of Moratuwa, >>> Sri Lanka >>> >>> <https://www.linkedin.com/profile/public-profile-settings?trk=prof-edit-edit-public_profile> >>> <http://facebook.com/chathura.widanage> >>> <https://plus.google.com/u/0/109418781686423002025> >>> <https://github.com/chathurawidanage> >>> >> >> >> >> -- >> Knut Staring >> Dept. of Informatics, University of Oslo >> Norway: +4791880522 >> Skype: knutstar >> http://dhis2.org >> >> _______________________________________________ >> Mailing list: https://launchpad.net/~dhis2-devs >> Post to : dhis2-devs@lists.launchpad.net >> Unsubscribe : https://launchpad.net/~dhis2-devs >> More help : https://help.launchpad.net/ListHelp >> >> > > > -- > Regards, > Pamod Amarakoon > > Confidentiality Notice: the information contained in this email and any > attachments may be legally privileged and confidential. If you are not an > intended recipient, you are hereby notified that any dissemination, > distribution, or copying of this e-mail is strictly prohibited. If you have > received this e-mail in error, please notify the sender and permanently > delete the e-mail and any attachments immediately. You should not retain, > copy or use this e-mail or any attachments for any purpose, nor disclose > all or any part of the contents to any other person. > > > >
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