django-orm创建数据

方案1

python manage.py shell
In [3]: b1=Book.objects.create(title='python',pub='清华大学出版社',price=20,mar
   ...: ket_price=25)

In [4]: b1
Out[4]: <Book: Book object (1)>

#数据库中
mysql> select *  from book;
+----+--------+-------+--------------+----------------+
| id | title  | price | market_price | pub            |
+----+--------+-------+--------------+----------------+
|  1 | python | 20.00 |        25.00 | 清华大学出版社 |
+----+--------+-------+--------------+----------------+
1 row in set (0.07 sec)

方案2

In [5]: b2=Book(title='Django',pub='清华大学出版社',price=70,market_price=75)
In [6]: b2.save()

mysql> select  * from book;
+----+--------+-------+--------------+----------------+
| id | title  | price | market_price | pub            |
+----+--------+-------+--------------+----------------+
|  1 | python | 20.00 |        25.00 | 清华大学出版社 |
|  2 | Django | 70.00 |        75.00 | 清华大学出版社 |
+----+--------+-------+--------------+----------------+
2 rows in set (0.00 sec)