> At least 95% of the challenge in querying data doesn't come from the difficulty of writing SQL statements IMO, but from the complexity/brokenness of the data

> At least 95% of the challenge in querying data doesn't come from the difficulty of writing SQL statements IMO, but from the complexity/brokenness of the data itself. More and more of our consulting gigs are this - collating and cleaning crappy data, and then putting BI reporting on top of it.