Improve Reporting Services (or converge it with Power BI). SSRS hasn't been improved very much in the last versions. For many uses cases SSRS still offers features such as export to several formats (PDF, Word, Excel...) which are not covered by Power BI.307 votes
Currently the SSAS Tabular engine doesn't process partitions in the same table in parallel when loading data into the model. This is a major limiting factor on very large models.34 votes
In Tabular SSAS model relationship is limited. Can we have the same or equivalent capacity for relationship on SSAS Tabular and Multidimensional.
- Enable relationship on different granularities.
- Enable multiple relationship.
- Allow, Many to Many / One to Many / Many to One...
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