Obviously, if you put all data into one table, it's not a complex query. (But then you also just reinvented document databases with its own set of problems.)
Even having them in several tables is not rocket science, OP was just trying to give an easy example of types of queries that are easier with datomic than with sql.
Even having them in several tables is not rocket science, OP was just trying to give an easy example of types of queries that are easier with datomic than with sql.