secondBarrier.await();
      }
    }

    @Override
    protected ScheduledExecutorService executor() {
      // use a bunch of threads so that weird overlapping schedules are more likely to happen.
      return Executors.newScheduledThreadPool(10);
    }

    @Override
    protected Scheduler scheduler() {
      return new CustomScheduler() {
        @Override

    public static final int NT_STATUS_PASSWORD_EXPIRED = 0xC0000071;
    public static final int NT_STATUS_ACCOUNT_DISABLED = 0xC0000072;
    public static final int NT_STATUS_NONE_MAPPED = 0xC0000073;
    public static final int NT_STATUS_INVALID_SID = 0xC0000078;
    public static final int NT_STATUS_INSTANCE_NOT_AVAILABLE = 0xC00000ab;
    public static final int NT_STATUS_PIPE_NOT_AVAILABLE = 0xC00000ac;

 * <strong>not</strong> equal to {@code key2}, it is <strong>not</strong> guaranteed that {@code
 * striped.get(key1) != striped.get(key2)}; the elements might nevertheless be mapped to the same
 * lock. The lower the number of stripes, the higher the probability of this happening.
 *
 * <p>There are three flavors of this class: {@code Striped<Lock>}, {@code Striped<Semaphore>}, and

از جمله کتابخانه های خارجی نیز مبتنی بر Pydantic میتوان به <abbr title="Object-Relational Mapper">ORM</abbr> و <abbr title="Object-Document Mapper">ODM</abbr> ها برای دیتابیس ها اشاره کرد.

این همچنین به این معناست که در خیلی از موارد میتوانید همان ابجکتی که از request میگیرید را **مستقیما به دیتابیس** بفرستید زیرا همه چیز به طور خودکار تأیید میشود.

   * cached value, which will be recalculated when {@code get()} is called on the reserialized
   * instance. The actual memoization does not happen when the underlying delegate throws an
   * exception.
   *
   * <p>When the underlying delegate throws an exception then this memoizing supplier will keep
   * delegating calls until it returns valid data.
   *

    public static final int NT_STATUS_PASSWORD_EXPIRED = 0xC0000071;
    public static final int NT_STATUS_ACCOUNT_DISABLED = 0xC0000072;
    public static final int NT_STATUS_NONE_MAPPED = 0xC0000073;
    public static final int NT_STATUS_INVALID_SID = 0xC0000078;
    public static final int NT_STATUS_DISK_FULL = 0xC000007f;
    public static final int NT_STATUS_INSTANCE_NOT_AVAILABLE = 0xC00000ab;

        secondBarrier.await();
      }
    }

    @Override
    protected ScheduledExecutorService executor() {
      // use a bunch of threads so that weird overlapping schedules are more likely to happen.
      return Executors.newScheduledThreadPool(10);
    }

    @Override
    protected Scheduler scheduler() {
      return new CustomScheduler() {
        @Override

   * and values are the result of applying the provided mapping functions to the input elements.
   * Entries appear in the result {@code ImmutableMap} in encounter order.
   *
   * <p>If the mapped keys contain duplicates (according to {@link Object#equals(Object)}, an {@code
   * IllegalArgumentException} is thrown when the collection operation is performed. (This differs

   * long, long)} using the requested {@link MapMode}.
   *
   * <p>Files are mapped from offset 0 to {@code size}.
   *
   * <p>If the mode is {@link MapMode#READ_WRITE} and the file does not exist, it will be created
   * with the requested {@code size}. Thus this method is useful for creating memory mapped files
   * which do not yet exist.
   *
   * <p>This only works for files ≤ {@link Integer#MAX_VALUE} bytes.

		ID uint
	}
	DB.Migrator().DropTable(&EmptyStruct{})

	if err := DB.AutoMigrate(&EmptyStruct{}); err != nil {
		t.Errorf("no error should happen when auto migrate, but got %v", err)
	}

	if err := DB.Create(&EmptyStruct{}).Error; err != nil {
		t.Errorf("No error should happen when creating user, but got %v", err)
	}
}

func TestCreateEmptySlice(t *testing.T) {
	data := []User{}