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.
Add some of these fun workouts and you're sure to see improvements in your race times. If you've never done any kind of speed training, make sure you first read these rules for speed training. How to do it: This is a great intro workout for those who are new to track workouts. It's simple: After a couple of laps at an easy pace to warm up, start to push the pace on the straight sections of the track (known as the straightaways) and then recover (at an easy pace) on the turns.