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| Re: Using several Flat Files for one chart [message #718553 is a reply to message #718419] |
Wed, 24 August 2011 16:28  |
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Take a look at this example that combines csv files:
http://www.birt-exchange.org/org/devshare/designing-birt-reports/1405-combine-csv-files/
Jason
On 8/24/2011 5:15 AM, Jochen v. B. wrote:
> Hi guys,
>
> Iam currently having 7 reports that are using one Flat File (.csv) for
> several charts.
> Due to new requirements I have to use 4 Flat Files (.csv) in these
> reports. All 4 Flat Files have the same data column types.
> Sounds easy but each chart in all reports needs the data of all 4 flat
> files.
> I know that there are Joint Data Sets but in my opinion it seems kinda
> awkward to solve this problem with these Joint Data Sets for 4 Flat
> Files, because the solution would most likely look like this:
>
> Data Set A using Flat File a
> Data Set B using Flat File b
> Data Set C using Flat File c
> Data Set D using Flat File d
> Joint Data Set 1. from Data Set A + B
> Joint Data Set 2. from Data Set C + D
> Joint Data Set from Joint Data Set 1. + 2.
>
> Beside its unhandy solution, my major problem is that I need to do this
> for 7 reports in total which seems to be a huge time investment.
>
> That's why Iam looking for a more efficient solution.
>
> Can anybody help me please?
>
> Best regards
> Jochen
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