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New core reports have been (about 35) and will be developed using Pentaho Reporting. Currently, all Mifos Pentaho reports run only via Pentaho Server. This means that Pentaho Server needs to be installed first. This is an "extra installation step". Mifos is not currently integrated with Mifos BI (you have to sign-on separately).
The benefit is that Pentaho is a Business Intelligence (BI) platform and can also provide adhoc ad-hoc reporting, scheduling and scheduling distribution capability. However, there is no specifically set up in Mifos BI that takes advantage of these capabilities but they are available if the MFI or Systems Integrator need to use them.
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Mifos BI optionally provides a data warehouse (although there are about 12 Pentaho reports that are dependent on it).
Available Generally