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.
Hold yourself back to a pace about 90 seconds or 2 minutes per mile slower than your current 10K pace. Finally, the pre-training schedule. You should be able to run this schedule for four to five weeks without much discomfort before starting the half marathon program. If not, give yourself some time to build up to that level gradually, or you may risk injury.