user_code varchar(100) NOT NULL COMMENT '用户编码', create_time timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间', update_time timestamp NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '编辑时间', create_by bigint unsigned ...
time() for user in users: User.update(age=6012).where(User.id==user.id).execute() print(user.id, user.name, user.age) end = time.time() print(f"total: {end-start}") peewee:日志('UPDATE "user" SET "update_time" = ?, "name" = ?, "age" = ? WHERE ("user"."id" = ?
"" id = AutoField() update_time = DateTimeField(default=datetime.datetime.now) class Meta: database = db class User(BaseModel): name = TextField() age = IntegerField() class Meta: table_name = "user" if __name__ == "__main__": db.connect() db.create_tables([User]) User....
age=IntegerField(null=False) created_time=DateTimeField(default=datetime.now) update_time=DateTimeField(default=datetime.now) classMeta: # 指定表名 table_name='tb_user' 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24. 25. 26....
update_time=DateTimeField(default=datetime.now) # 计算属性 @property defusername(self): return'用户'+self.id 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24. 25. 26.
老师您好,现在一般项目中的表里面都会有创建时间,更新时间和假删标识符,我想把更新时间设置为 on update current_timestamp, peewee 怎么设置呀,不想通过代码来控制life小小袁 2021-01-12 23:51:04 源自:23-2 user表结构设计和生成 1404 分享 收起 1回答 bobby 2021-01-14 22:33:06 https://stack...
SQL('ON UPDATE CURRENT_TIMESTAMP'), ] ) class Meta: database = db table_name = 'account' class Order(Model): """ 订单信息表 """ id = AutoField(primary_key=True) user_id = IntegerField(null=False, unique=False, index=True) ...
`created_at` datetime NOT NULL DEFAULT CURRENT_TIMESTAMP, `updated_at` datetime NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, PRIMARY KEY (`id`), UNIQUE KEY `foundedvideocoverimageocrcounttable_video_id` (`video_id`) ...
on_update (str) ON UPDATE action. 6 lazy_load (bool) Fetch the related object, when the foreign-key field attribute is accessed. If FALSE, accessing the foreign-key field will return the value stored in the foreign-key column.ExampleHere...
checksum.update(value.encode('utf-8')) def finalize(self): return self.checksum.hexdigest() # Usage: # The following computes an aggregate MD5 checksum for files broken # up into chunks and stored in the database. query = (FileChunk .select(FileChunk.filename, fn.MD5(FileChunk.data))...