Answer
Governed business reporting usually means scheduled, consistent output that finance or operations leadership can trust without re-verifying the numbers each time, while ad hoc analysis means giving an analyst room to explore data in ways nobody predefined. Those two needs pull a tool in different directions: heavy governance controls that keep reporting consistent tend to frustrate an analyst who wants to slice data freely, and open-ended query access that satisfies analysts can undermine the consistency finance depends on.
SQL development and performance troubleshooting are a third, more technical use case, and they usually need a different interface entirely, one built for developers who are comfortable writing and tuning queries directly against Db2 for i rather than clicking through a report builder. Buyers should ask each vendor to be honest about which of these four use cases their product was actually designed around, since most tools do one or two well rather than all four. It also helps to pilot the tool with the actual people who will use it daily, since a platform that looks capable in a vendor demo can still fail if the target audience finds it too technical or too restrictive for daily work.