public void Execute()
        {
            RequestCollection requestCollection = new RequestCollection(_ModelContext);
            BookCollection    bookCollection    = new BookCollection(_ModelContext);
            PostCollection    postCollection    = new PostCollection(_ModelContext);
            TagCollection     tagCollection     = new TagCollection(_ModelContext);

            requestCollection.DeleteAllRequests();
            bookCollection.DeleteAllBooks();
            postCollection.DeleteAllPosts();
            tagCollection.DeleteAllTags();

            List <string> seedList = GetSeedList();

            foreach (string seed in seedList)
            {
                _ModelContext.Database.ExecuteSqlRaw(seed);
            }
        }