public BookstoreRepositoryBase(BookstoreContext context)
 {
     _context   = context;
     DbSet      = _context.Set <TEntity>();
     this.dbCon = _context.Database.GetDbConnection();
 }
 public async Task <T> FindAsync(object[] keyValues)
 {
     return(await _dbContext.Set <T>().FindAsync(keyValues));
 }