SQLSTATE23000: Integrity constraint violation: 1048 Column cannot be null. 这个错误是指在数据库操作中出现了完整性约束冲突,具体是指某个列的值不能为空,但是在插入或更新数据时,该列的值为null,导致完整性约束冲突。 完整性约束是数据库中用来保证数据完整性的一种机制,常见的完整性约束包括主键约束、唯一...
明明添加了主键,指定了primary_key=True 仍然报上面的错 你需要auto_increment 把主键Field类型改成AutoField即可
An exception occurred while executing 'INSERT INTO document (title, document, user_id) VALUES (?, ?, ?)' with params ["oim", null, null]: SQLSTATE[23000]: Integrity constraint violation: 1048 Column 'user_id' cannot be null ..So my document can be null but user_id not. ...
I'm havingIntegrity constraint violation: 1048 Column 'user_id' cannot be null (SQL: insert into 'role_users' ('role_id', 'user_id') values (1, )). Theusers tableis already updated and theuser_idhas already been saved to the database. ...
django 1048错误原因及解决思路 IntegrityError at /user/address/ (1048, "Column 'passport_id' cannot be null") 在自己的向数据库保存数据时候出错,错误原因是需要为字段 passport_id赋值,但是传递的参数中没有传递改值,或者传递至为空
为列添加not null约束，形式如下： column_name data_type [constraint constraint_name] not null ...
SQL Error (1048): Column 'muser' cannot be null PROBLEM STATEMENT: As per my knowledge I had created correct SP. Calling it with some values (that are not null). Then why I am getting this error? Subject Views Written By Posted
(1048,' "Column 'revision_number' cannot be null") After doing some digging and trial an error I was able to hack together a quick fix for my app. I did this by adding "default=1" to line 285 of wiki/models/article.py(+/- 2 lines) ...
django执行: django.db.utils.IntegrityError: (1048, “Column ‘bpub_date’ cannot be null”) 直接对models中的用户信息进行修改,添加null=True后,如下图红色框所示: 然后重新执行一俩操作: python manage.py makemigrations python manage.py migrate ...