The entity data model (EDM) specifies the conceptual model (CSDL) of the data, using a modelling technique that is itself called Entity Data Model, an extended version of the Entity-Relationship model. The data model primarily describes the Entities and the Associations they participate in.
1 This 30-minute interval workout is a great way to start increasing your speed. 2  Mix up your routine with a sprinting and walking workout to help boost your endurance. 3  Then, once you're ready for a tough challenge, give this 60-minute interval workout a try.
The Long-Run-Pace Rule. Do your longest training runs at least three minutes per mile slower than your 5K race pace. You really can't go too slow on long runs, says RW Starting Line columnist Jeff Galloway, because there are no drawbacks to running them slowly.